url stringlengths 14 2.42k | text stringlengths 100 1.02M | date stringlengths 19 19 | metadata stringlengths 1.06k 1.1k |
|---|---|---|---|
https://engineering.stackexchange.com/questions/13963/how-does-the-second-motor-operate-in-this-diagram/13964#13964 | # How does the second Motor operate in this diagram?
The two motors are mounted in parallel as you can see in the picture and each one of them is connected to a gearbox through an elastic coupling. My question is : how do they operate together ? is one of them supposed to be off ? if you have any book or any website t... | 2021-10-20 08:12:04 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://socratic.org/questions/is-distillation-a-chemical-or-physical-change | # Is distillation a chemical or physical change?
Oct 17, 2016
#### Answer:
Distillation is an example of $\text{physical change}$.
#### Explanation:
$\text{Physical changes}$ are often changes of state: solid to liquid, fusion; liquid to gas, vaporization; gas to solid, deposition. No chemical bonds are disrupted ... | 2019-09-15 14:53:09 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 2, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://physics.stackexchange.com/questions/134456/question-on-acceleration-of-gravity | # Question on acceleration of gravity
In pre-calculus last week my teacher explained a scenario in which a man throws a rock down a well and takes 4 seconds for you to hear the rock hit the bottom. How far downs the well? Last years I took regular physics and learned that distance equals Velocity x Time. So knowing th... | 2021-01-18 14:14:12 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.beatthegmat.com/just-scored-a-730-here-s-how-i-did-it-t292453.html | • Award-winning private GMAT tutoring
Register now and save up to $200 Available with Beat the GMAT members only code • 1 Hour Free BEAT THE GMAT EXCLUSIVE Available with Beat the GMAT members only code • 5 Day FREE Trial Study Smarter, Not Harder Available with Beat the GMAT members only code • Free Veritas GMAT Class... | 2017-10-19 18:25:24 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://vicenteroura.com/reel/what-is-the-structural-formula-of-methane.php | ## What is the structural formula of methane
Organic formulae 1. Before you answer the puzzles below fill in the table of alkanes: name molecular formula structural formula displayed formula methane. CH4. Methane | CH4 | CID - structure, chemical names, physical and chemical properties, classification, patents, litera... | 2019-02-17 20:48:29 | {"extraction_info": {"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://alstatr.blogspot.com/2014_01_01_archive.html | Posts
Showing posts from January, 2014
Python and R: Is Python really faster than R?
A friend of mine asked me to code the following in R:
Generate samples of size 10 from Normal distribution with $\mu$ = 3 and $\sigma^2$ = 5;Compute the $\bar{x}$ and $\bar{x}\mp z_{\alpha/2}\displaystyle\frac{\sigma}{\sqrt{n}}$ usi... | 2017-07-27 14:42:01 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.chegg.com/homework-help/questions-and-answers/miller-toy-company-manufactures-plastic-swimming-pool-westwood-plant-plant-experiencing-pr-q1200518 | Miller Toy Company manufactures a plastic swimming pool at its Westwood Plant. The plant has been experiencing problems as shown by its June contribution format income statement below:
Budgeted Actual
Sales (5,600 pools) $280,000$280,000
Variable expenses:
Variable cost of goods sold* 102,256 116,231
Variable selling... | 2013-05-18 10:54:23 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.lookingforananswer.net/given-y-is-a-function-of-x-differentiate-y-3-4-xy-with-respect-to-x.html | # Given y is a function of x, differentiate y^3 + 4 = xy with respect to x?
... Section 4.2: Implicit Differentiation . 4.2 ... x 2 + y 2 = 25 itself with respect to x, regarding y as a function of x ... ) x 2 y 3 = 2 xy 3 + 3 x 2 y 2 (dy ... - Read more
... it is implied that there exists a function y = f( x) such t... | 2016-10-25 13:52:10 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://tex.stackexchange.com/questions/423345/floatrow-and-capbesidewidth-for-side-caption | # floatrow and capbesidewidth for side caption
I am having some weird problem using fcapside in floatrow where I can't get the side caption to auto-calculate its width based on my figure. Instead, the side caption width seems to expand with the image. I set the capbesidewidth to something else in the preamble so I exp... | 2019-08-25 03:53:46 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://en.m.wikipedia.org/wiki/Preparatory_classes | # Classe préparatoire aux grandes écoles
(Redirected from Preparatory classes)
Front entrance of Lycée Henri-IV, in Paris, one of the famous Lycées providing access to Grandes écoles.
The classes préparatoires aux grandes écoles (CPGE) (English: Higher School Preparatory Classes), commonly called classes prépas or pr... | 2018-05-26 10:27:19 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 2, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://softwarerecs.stackexchange.com/questions/76043/text-editor-where-math-notation-is-effortless | # Text editor where math notation is effortless
I recently tried Wolfram Mathematica, and I was amazed at the amount of detail I can accomplish in math notation, the thing is that Mathematica is paid, and the only thing that can read the .nb files created is Mathematica itself (leaving little to zero possibility to ot... | 2021-10-19 13:07:01 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.philkr.net/cs342/doc/gaussian_init/ | # Gaussian Initialization
In a Gaussian Intialization, we sample each initial weight from an i.i.d. normal distribution. Choosing initail weights randomly has a few distinct advantages. First, random weights are unlikely at a local minima, saddle point, or other bad parts of the optimization space (symmetric or consta... | 2019-02-22 19:24:56 | {"extraction_info": {"found_math": true, "script_math_tex": 3, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://wealthskills.international/ruby-my-eql/b18512-bipartite-graph-chromatic-number | Locally bipartite graphs, first mentioned by Luczak and Thomassé, are the natural variant of triangle-free graphs in which each neighbourhood is bipartite. n This represents the first phase, and it again consists of 2 rounds. BipartiteGraphQ returns True if a graph is bipartite and False otherwise. What is the smallest... | 2021-04-19 16:00:57 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://codeforces.com/problemset/problem/877/F | F. Ann and Books
time limit per test
2 seconds
memory limit per test
256 megabytes
input
standard input
output
standard output
In Ann's favorite book shop are as many as n books on math and economics. Books are numbered from 1 to n. Each of them contains non-negative number of problems.
Today there is a sale: any sub... | 2021-05-13 06:10:28 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://upcommons.upc.edu/browse?authority=2b38c70f-017b-4b62-a90c-0ab5145897af;orcid:0000-0003-4845-2084;drac:181898;gauss:1004027&type=author | Now showing items 1-20 of 41
• #### A bound for the maximum weight of a linear code
(2013-03-21)
Article
Open Access
It is shown that the parameters of a linear code over Fq of length n, dimension k, minimum weight d, and maximum weight m satisfy a certain congruence relation. In the case that q = p is a prime, thi... | 2021-09-20 11:20:06 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://stats.stackexchange.com/questions/551470/why-kl-divergence-close-to-zero-when-q-close-to-p/551525 | # Why KL divergence close to zero when Q close to P?
I was understanding cross-entropy and ended up understanding KL divergence. I learnt Cross entropy is Entropy + KL Divergence:
H(P, Q) = H(P) + D_KL(P||Q)
Minimizing Cross-entropy means minimizing KL Divergence. I further read that minimizing KL divergence means w... | 2022-01-22 10:52:15 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.physicsforums.com/showpost.php?p=3780489&postcount=1 | View Single Post
P: 783 I actually made this question up while studying some chemistry. The problem is easy to visualize, but I'm trying to formalize to help myself think more rigorously. To be precise I sort of thought about how you could prove that a reduction in vapor pressure causes a depression freezing point in ... | 2014-08-21 04:28:43 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://code.tutsplus.com/tutorials/how-to-deploy-an-angular-cli-application-to-firebase--cms-31574?ec_unit=translation-info-language | # How to Deploy an App to Firebase With Angular CLI
Angular CLI is a command-line interface for Angular and one of the easiest ways to get your app started. The beauty of using Angular CLI is that it lets you focus on your code, without having to worry about the structure of your application, since all the necessary f... | 2023-02-04 09:46:56 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://odin.cse.buffalo.edu/teaching/cse-562/2019sp/checkpoint2.html | # Checkpoint 2
• Overview: New SQL features, Limited Memory, Faster Performance
• Grade: 10% of Project Component
• 5% Correctness
• 5% Efficiency
This project follows the same outline as Checkpoint 1. Your code gets SQL queries and is expected to answer them. There are a few key differences:
• Queries may now inclu... | 2019-07-20 16:10:34 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://fotoclubeste.it/ydjx/pi-double-precision.html | # Pi Double Precision
For non-numeric types the field indicates the maximum field size - in other words, how many characters will be used from the field content. -128 to 127 or 0 to 255. 141590 Note: When the value mentioned in the setprecision() exceeds the number of floating point digits in the original number then ... | 2020-06-01 16:07:57 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/problem-using-lhospiitals-rule-indeterminate-form-inf-inf.338508/ | # Problem using L'Hospiital's Rule (indeterminate form: INF - INF)
1. Sep 19, 2009
### SpicyPepper
1. The problem statement, all variables and given/known data
$$\stackrel{lim}{x\rightarrow\infty}(\sqrt{x^2+x} - x)$$
I have no idea how to do this. In my book, it says I want to convert $$\infty - \infty$$ forms int... | 2018-02-25 08:38:45 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathoverflow.net/revisions/61456/list | Return to Answer
2 small fixes
It's easiest to understand for local rings, so let $R$ be one with residue field $k$. Nakayama's lemma just says that a finitely generated $R$-module is zero if and only if the induced $k$-vector space is. Through the magic of abelian categories, this implies that a map of $R$-modules i... | 2013-05-24 16:54:29 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://1kozak.tv/xop23v3/9aaaeb-chain-rule-proof-pdf | 25.12.2020
## chain rule proof pdf
Are two wires coming out of the same circuit breaker safe? And most authors try to deal with this case in over complicated ways. I tried to write a proof myself but can't write it. Can anybody create their own software license? Use MathJax to format equations. Would France and other... | 2021-06-18 00:21:12 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 2, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://socratic.org/questions/how-do-you-solve-the-inequality-2-x-3-4-x-1-2 | # How do you solve the inequality 2(x-3) <4(x+1/2)?
Nov 26, 2015
Simplify the the expression on each side; add and subtract to isolate $x$; then reverse the inequality to get
$\textcolor{w h i t e}{\text{XXX}} x > - 4$
#### Explanation:
$2 \left(x - 3\right) < 4 \left(x + \frac{1}{2}\right)$
Expand the expression ... | 2020-01-17 21:25:43 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 10, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
http://www.cfd-online.com/W/index.php?title=Calculation_on_non-orthogonal_curvelinear_structured_grids,_finite-volume_method&oldid=12326 | # Calculation on non-orthogonal curvelinear structured grids, finite-volume method
Jump to: navigation, search
## 2D case
For calculations in complex geometries boundary-fitted non-orthogonal curvlinear grids is usually used.
General transport equation is transformed from the physical domain $(x,y)$ into the comput... | 2016-08-25 11:57:23 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 3, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.eclipse.org/lists/photran/msg01883.html | Re: [photran] how to compile fortran eclipse?
• From: João Palma <joaopalma@xxxxxxxxxx>
• Date: Thu, 3 May 2012 10:34:36 -0300
• Delivered-to: photran@eclipse.org
Hi Márcia,
I use both linux and windows. Unfortunately more windows than linux due to collaboration needs.
I vaguely remember having the problems you are h... | 2019-11-14 03:07:32 | {"extraction_info": {"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://forum.katalon.com/t/how-to-open-a-second-browser-without-closing-the-first/11407 | # How to open a second browser without closing the first?
When I attempt to open a second browser, the browser opened first is closed, without there being a close browser command. For example…
WebUI.openBrowser(‘’)
WebUI.openBrowser(‘’)
…results in only one browser open at the end of the test.
Is this deliberate b... | 2022-12-06 05:09:28 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://crazyproject.wordpress.com/2011/08/04/the-rank-of-the-kth-exterior-power-of-a-free-module/ | ## The rank of the kth exterior power of a free module
Let $R$ be a commutative ring with 1 and let $M$ be a free unital $(R,R)$-bimodule such that $rm = mr$. Prove that the $k$th exterior power $\bigwedge^k(M)$ is a free $R$-module of rank ${n \choose k}$.
Suppose $E = \{e_i\}_{i=1}^n$ is a free generating set of $M... | 2016-10-27 20:37:22 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 43, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://msp.org/apde/2012/5-2/p04.xhtml | #### Vol. 5, No. 2, 2012
Recent Issues
The Journal About the Journal Editorial Board Subscriptions Editors’ Interests Scientific Advantages Submission Guidelines Submission Form Editorial Login Ethics Statement ISSN: 1948-206X (e-only) ISSN: 2157-5045 (print) Author Index To Appear Other MSP Journals
A bilinear osci... | 2019-11-15 21:48:41 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 3, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.amaravadee.com/how-to-determine-if-a-file-descriptor-is-seekable/ | # How to determine if a file descriptor is seekable?
Is there any portable way (on POSIX systems) to determine if a file descriptor is seekable? My thought is to uselseek(fd, 0, SEEK_CUR);and check if the return value is -1, but I'm uncertain if this could give false negatives or false positives. Usingfstatand making ... | 2017-09-23 09:21:56 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/a-few-questions-about-electricity-and-magnetism.70092/ | # A few questions about electricity and magnetism
1. Apr 5, 2005
### chen123
Hi, I'm new to this site. Anyway, I am studying for the MCAT right now and the physical science review that I have been doing has gone pretty well, I just have a few questions about comparisons that can be made between movement of electrons... | 2016-12-09 04:02:06 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://mathematica.stackexchange.com/questions/61554/recursionlimit-error-when-plotting-a-recursive-function | # RecursionLimit error when Plotting a recursive function
Why am I getting the error \$RecursionLimit::reclim: Recursion depth of 1024 exceeded. >>
when I try to plot this fib Fibonacci function in Mathematica?
Plot[fib[n], {n, 0, 20}]
Where fib is defined as:
Clear[fib];
fib[0] := 1;
fib[1] := 1;
fib[n_] := fib[... | 2019-11-20 05:13:03 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://gitlab.lrz.de/CAMP/campvis-public/-/blame/1f55c35abb073244517da57e229c761524714bab/src/tumvis/core/datastructures/datahandle.h | datahandle.h 2.63 KB
schultezub committed Jul 06, 2012 1 2 3 4 ``````#ifndef datahandle_h__ #define datahandle_h__ namespace TUMVis { `````` schultezub committed Jul 25, 2012 5 `````` class AbstractData; `````` schultezub committed Jul 06, 2012 6 7 8 `````` /** * A DataHandle is responsible to manage the lifetime of a... | 2022-07-01 08:06:56 | {"extraction_info": {"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://math.stackexchange.com/questions/3300754/why-cant-one-solve-this-continued-fraction-this-way | Why can't one solve this continued fraction this way?
I have the following problem:
The way I solved the problem is by rewriting it as a system of equations:
$$x = 1 +\frac 1y$$ $$y = 2 + \frac1y$$ Then I solved it as a normal system of equations and arrived at the answer of $$\sqrt2$$. But apparently the answer is ... | 2019-11-20 09:01:24 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/help-with-use-of-chebyshevs-inequality-and-sample-size.743243/ | Help with use of Chebyshev's inequality and sample size
1. Mar 14, 2014
penguinnnnnx5
1. The problem statement, all variables and given/known data
2. Relevant equations
P (|Y - μ| < kσ) ≥ 1 - Var(Y)/(k2σ2) = 1 - 1/k2
??
3. The attempt at a solution
using the equation above
1 - 1/k2 = .9
.1 = 1/k2
k2 = 10
k ... | 2017-11-20 03:56:13 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.nag.com/numeric/nl/nagdoc_latest/flhtml/g08/g08daf.html | # NAG FL Interfaceg08daf (concordance_kendall)
## ▸▿ Contents
Settings help
FL Name Style:
FL Specification Language:
## 1Purpose
g08daf calculates Kendall's coefficient of concordance on $k$ independent rankings of $n$ objects or individuals.
## 2Specification
Fortran Interface
Subroutine g08daf ( x, ldx, k,... | 2021-06-19 10:35:04 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 103, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/m... |
https://zbmath.org/?q=an:0952.03060 | # zbMATH — the first resource for mathematics
On Lindelöf metric spaces and weak forms of the axiom of choice. (English) Zbl 0952.03060
The authors show that the countable axiom of choice (CAC) strictly implies the statements “Lindelöf metric spaces are second countable” and “Lindelöf metric space are separable”. It i... | 2021-04-17 09:22:10 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://mathbabe.org/2012/11/ | Archive
Archive for November, 2012
How to build a model that will be gamed
I can’t help but think that the new Medicare readmissions penalty, as described by the New York Times, is going to lead to wide-spread gaming. It has all the elements of a perfect gaming storm. First of all, a clear economic incentive:
Medic... | 2017-07-26 00:52:40 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 8, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.simscale.com/docs/simulation-setup/contacts/contacts-cht-2/ | ## Fill out the form to download
Required field
Required field
Not a valid email address
Required field
Required field
# Contacts in Conjugate Heat Transfer
In a Conjugate Heat Transfer (CHT) analysis, an interface defines the physical behavior between the common boundaries of two regions that are in contact, e.g. s... | 2022-06-26 23:45:12 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 2, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathoverflow.net/questions/22454?sort=newest | Connected subset of matrices ?
Let $m,n$ be positive integers with $m \leqslant n$, and denote by $\mu_M$ the minimal polynomial of a matrix.
Do we know for which $m$ the set $E_m$ of $M \in \mathfrak{M}_n(\mathbb{R})$ such that $\deg(\mu_M) = m$ is connected?
-
Let $C(f)$ denote the companion matrix associated to ... | 2013-05-26 00:15:01 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.calculators.tech/force-calculator | # Force Calculator
Enter Information
## How to use the force calculator?
Follow these steps to use the force calculator.
1. Choose velocity from the "Find value" option.
2. Enter mass.
3. Enter acceleration.
4. Choose the unit.
5. Click "calculate".
Force calculator is an online physics tool to calculate force usi... | 2022-12-02 23:19:37 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 14, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://www.askiitians.com/forums/Electrostatics/what-should-be-the-charge-on-a-sphere-of-radius-4c_280790.htm | #### Thank you for registering.
One of our academic counsellors will contact you within 1 working day.
Click to Chat
1800-1023-196
+91 7353221155
CART 0
• 0
MY CART (5)
Use Coupon: CART20 and get 20% off on all online Study Material
ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.
There are no items in t... | 2021-06-16 11:38:20 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 2, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.aoreugif.net/page/6/ | # aoreugif.net
the longest journey – the blog of J.B. Figueroa
## Back to the Basics: Crayon, wp-LaTex, and vimWiki
### Before I forget, I should review some of the basics.
So, this is a blog, and having your own blog requires some maintenance. It’s like owning a house except the servers are hosted in Arizona, the ... | 2020-09-26 20:35:09 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://publish.illinois.edu/sldsc2018/2018/05/20/session-27-functional-data-analysis-in-action/ | Session 27: Functional Data Analysis in Action
Session titleFunctional Data Analysis in Action
Organizer: Kehui Chen (U of Pitt)
Chair:
Kehui Chen (U of Pitt)
Time: June 5th, 1:15pm – 2:45pm
Location: VEC 1402
Speech 1: Brain Functional Connectivity — The FDA Approach
Speaker: Jane-Ling Wang (UC Davis)
Abstract: Func... | 2020-07-07 16:33:57 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.npsm-kps.org/journal/view.html?uid=7235&vmd=Full | pISSN 0374-4914 eISSN 2289-0041
## Research Paper
New Phys.: Sae Mulli 2020; 70: 715-721
Published online September 29, 2020 https://doi.org/10.3938/NPSM.70.715
## Projection Photolithography for Microscale Patterning and 2D Field-effect Transistor Demonstration
So Jeong SHIN, Hyun Seok LEE*
Department of Physics... | 2020-10-28 10:55:23 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/777509/parallel-between-fourier-series-and-orthogonal-projections | Parallel between Fourier series and orthogonal projections
My professor made an analogy between Fourier series and orthogonal projections, and I was hoping someone could explain that somewhat more. Basically, as I understand it:
$$a_n = \frac{1}{L} \int_L^L f(x) \cos\left(\frac{ n\pi x}{L}\right) \ dx \longleftrighta... | 2023-03-27 14:31:53 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.gradesaver.com/textbooks/math/algebra/elementary-algebra/chapter-9-roots-and-radicals-chapter-9-review-problem-set-page-430/21 | # Chapter 9 - Roots and Radicals - Chapter 9 Review Problem Set - Page 430: 21
$\approx 5.2$
#### Work Step by Step
Using $\sqrt{3}=1.73$ and the properties of radicals, the value of the given expression, $\sqrt{27} ,$ to the nearest tenth, is \begin{array}{l}\require{cancel} \sqrt{9\cdot3} \\\\= \sqrt{(3)^2\cdot3} ... | 2018-11-14 00:25:08 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/distance-to-geosynchronous-orbit.437065/ | # Distance to Geosynchronous Orbit
How do you calculate the distance above the surface of the earth to geosynchronous orbit. | 2021-06-13 02:22:14 | {"extraction_info": {"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
http://cms.math.ca/10.4153/CJM-2011-051-2 | location: Publications → journals → CJM
Abstract view
# Salem Numbers and Pisot Numbers via Interlacing
Published:2011-08-03
Printed: Apr 2012
• James McKee,
Department of Mathematics, Royal Holloway, University of London, Egham Hill, Egham, Surrey TW20 0EX, UK
• Chris Smyth,
School of Mathematics and Maxwell Instit... | 2015-10-07 19:36:34 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.gradesaver.com/textbooks/math/algebra/algebra-1-common-core-15th-edition/chapter-1-foundations-for-algebra-1-2-order-of-operations-and-evaluating-expressions-practice-and-problem-solving-exercises-page-13/13 | ## Algebra 1: Common Core (15th Edition)
When a fraction is raised to a power, we distribute that power to both the numerator (the top of the fraction) and the denominator (the bottom of the fraction). Thus, we obtain: $(2/3)^{3}$= ($2^{3})$/($3^{3}$) $2^{3}$ means two multiplied by itself three times and $3^{3}$ mean... | 2018-05-23 15:27:30 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://blog.ego.team/concrete-mathematics/133-closed-form-proof.html | RtW
10 April 2022
# The Josephus Problem: The Closed Form Proof
Based on considerations of the Josephus problem for even and odd number of people, we have the following recurrence relation
1
Now we want to prove the closed-form solution
2
by the induction on .
#### Proof
Base case. Assume . Since , then and . ... | 2022-10-01 06:07:36 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/362517/determine-if-the-series-is-convergent-divergent | # Determine if the series is convergent/divergent.
$$\sum_{n=0}^{\infty}{\frac{{(-1)}^{n}}{\sqrt{n+1}}}$$
I tried the alternating series test but it did not work because the limit does not exist.
Ratio test gave me 1 so that was no help either.
• $\displaystyle\lim_{n\to\infty}\frac1{\sqrt{n+1}}=0$ – robjohn Apr 15... | 2019-08-24 07:41:31 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://dspace.uib.es/xmlui/handle/11201/151901?show=full | # A note on convergence in fuzzy metric spaces
dc.contributor.author Gregori, Valentín dc.contributor.author Miñana, Juan-José dc.contributor.author Morillas, Samuel dc.date.accessioned 2020-04-02T09:57:11Z dc.date.available 2020-04-02T09:57:11Z dc.identifier.uri http://hdl.handle.net/11201/151901 dc.description.abst... | 2021-06-13 15:35:15 | {"extraction_info": {"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://adanet.readthedocs.io/en/v0.5.0/adanet.html | AdaNet: Fast and flexible AutoML with learning guarantees.
## Estimators¶
High-level APIs for training, evaluating, predicting, and serving AdaNet model.
### AutoEnsembleEstimator¶
class adanet.AutoEnsembleEstimator(head, candidate_pool, max_iteration_steps, logits_fn=None, adanet_lambda=0.0, evaluator=None, metric... | 2022-07-04 05:52:40 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://ests.wordpress.com/ | # Online Activities 18-24 January
For a list of talks in the coming weeks, see https://ests.wordpress.com/online-activities-2021.
Paris-Lyon Séminaire de Logique
Time:
Wednesday, 20 January, 16:00-17:00 CEST
Speaker: Gianluca Basso, University of Lyon
Title: Compact metrizable structures via projective Fraïssé theory... | 2021-01-24 20:45:44 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://www.oalib.com/relative/3627364 | Home OALib Journal OALib PrePrints Submit Ranking News My Lib FAQ About Us Follow Us+
Title Keywords Abstract Author All
Search Results: 1 - 10 of 100 matches for " "
Page 1 /100 Display every page 5 10 20 Item
J. An Physics , 2011, DOI: 10.1088/0004-637X/736/2/151 Abstract: If the augmented density of a spherical a... | 2020-04-02 21:48:28 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://physics.stackexchange.com/questions/436896/what-will-happen-if-the-refractive-index-of-lens-is-less-than-unity?noredirect=1 | # What will happen if the refractive index of lens is less than unity? [duplicate]
Generally the refractive index of any lens is greater than air. My question is what will happen if the refractive index of lens is less than unity?
• @Steeven $c$ is only the phase velocity, which can indeed be greater than in the vacu... | 2022-01-18 23:35:37 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://artofproblemsolving.com/wiki/index.php?title=1998_AHSME_Problems/Problem_28&oldid=140064 | During AMC testing, the AoPS Wiki is in read-only mode. No edits can be made.
# 1998 AHSME Problems/Problem 28
## Problem
In triangle $ABC$, angle $C$ is a right angle and $CB > CA$. Point $D$ is located on $\overline{BC}$ so that angle $CAD$ is twice angle $DAB$. If $AC/AD = 2/3$, then $CD/BD = m/n$, where $m$ and ... | 2022-01-20 16:33:23 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 47, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
http://math.duke.edu/people/jonathan-christopher-mattingly?page=5 | Jonathan Christopher Mattingly
• Professor of Mathematics
• Chair of the Department of Mathematics
• Professor of Statistical Science (Secondary)
Research Areas and Keywords
Analysis
Stochastic Analysis, Malliavin Calculus, Ergodic Theory
Biological Modeling
Stochastic and Random PDEs, Stochastic Dynamical Systems, ... | 2018-05-23 09:12:41 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://socratic.org/questions/what-is-the-angular-momentum-of-earth | # What is the angular momentum of earth?
May 8, 2018
The angular momentum due to the earth's rotation is $\approx 7.2 \times {10}^{33} \setminus {\text{Kg"\ "m"^2"s}}^{-} 1$
(this value is with respect to a co-moving observer)
#### Explanation:
We can estimate the angular momentum due to the earth's rotation by app... | 2020-05-26 06:38:56 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 8, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.phenomenalworld.org/analysis/progressive-paternalism/ | May 14, 2022
Analysis
# Persisting Paternalisms
##### The Auxilio Brasil in perspective
Since late last year, Brazilian president Jair Bolsonaro appears to have shape-shifted. Once a staunch public ally of business interests, he now presents himself as the president of the poor. The basis of this transformation is ... | 2022-05-22 16:27:30 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://logivan.com/nous-les-rkyjpm/93723d-incenter%2C-circumcenter-orthocenter-and-centroid-of-a-triangle | The Euler line - an interesting fact It turns out that the orthocenter, centroid, and circumcenter of any triangle are collinear - that is, they always lie on the same straight line called the Euler line, named after its discoverer. Always inside the triangle: The triangle's incenter is always inside the triangle. Feb ... | 2021-04-16 14:59:16 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://pos.sissa.it/340/566/ | Volume 340 - The 39th International Conference on High Energy Physics (ICHEP2018) - Parallel: Beyond the Standard Model
Measurements of $R(D^{(*)})$ and other missing energy decays at Belle II
S. Hollitt* On behalf of the BELLE II collaboration
*corresponding author
Full text: pdf
Published on: August 02, 2019
Abstract... | 2020-08-04 09:32:34 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://tailieu.vn/tag/atoms-in-solids.html | # Atoms in solids
Xem 1-20 trên 22 kết quả Atoms in solids
• ### Engineering Materials 1
Innovation in engineering often means the clever use of a new material - new to a particular application, but not necessarily (although sometimes) new in the sense of ‘recently developed’. Plastic paper clips and ceramic turbine-... | 2017-02-25 16:17:10 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/difference-between-2-types-of-differentials.598388/ | # Homework Help: Difference between 2 types of differentials?
1. Apr 20, 2012
### EV33
I have a simple question about differentials. I have been taught two ways to find the differential and my questions is in what situations do I use each one?
simply speaking these are the 2 ways
1.) just take the partials of each... | 2018-06-21 01:24:51 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://llwiki.ens-lyon.fr/mediawiki/index.php/Positive_formula | # Positive formula
A positive formula is a formula P such that $P\limp\oc P$ (thus a coalgebra for the comonad $\oc$). As a consequence P and $\oc P$ are equivalent.
A formula P is positive if and only if $P\orth$ is negative.
## Positive connectives
A connective c of arity n is positive if for any positive formula... | 2017-09-19 13:36:09 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 26, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://www.electro-tech-online.com/threads/repairing-my-gfx-card-6800-le.91177/ | Repairing my GFX Card - 6800 LE
Status
Not open for further replies.
XuryaX
New Member
My Geforce 6800 LE isnt working good, getting black screen error.
So i found a tutorial which is mentioned here:
Code:
http://img69.imageshack.us/img69/4061/capmod35gz.jpg
So, my local shop knows everything in shortcut doesnt kn... | 2020-09-27 15:52:09 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://googology.wikia.com/wiki/User_blog:Wythagoras/NEWS!_I_found_a_22-state_machine_that_beats_G! | ## FANDOM
10,818 Pages
$$\Sigma(22) \gg f_{\omega+1}(2 \uparrow^{12} 3) > G$$
0 _ 1 r 21
0 1 1 l 21
1 1 1 l 1
1 _ 1 r 2
2 1 1 r 2
2 _ _ r 3
3 _ _ r 14
3 1 1 r 4
4 1 1 l 5
4 _ _ r 6
5 1 _ l 5
5 _ 1 l 1
6 _ _ r 14
6 1 1 r 7
7 _ _ r 6
7 1 1 l 8
8 1 _ l 9
8 _ _ l 15
9 _ _ l 10
9 1 1 r 11
10 1 1 l 9
10 _ 1 r 1
11 1 _ r 1... | 2017-08-16 23:42:20 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://indico.icranet.org/event/2/timetable/?view=standard_inline_minutes | # ICRANet-ISFAHAN Astronomy Meeting
Asia/Tehran
ICRANet-Isfahan, Isfahan University of Technology (IUT - Iran) - online
,
Description
• # ICRANet-ISFAHAN Astronomy Meeting
### From the Ancient Persian Astronomy to Recent Developments in Theoretical and Experimental Physics, Astrophysics and General Relativity
Iran ... | 2021-10-20 01:17:33 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://matthewonsoftware.com/blog/big-o-notation/ | # Big O Notation
The Big O Notation is a mathematical, asymptotic notation that describes time complexity and space complexity of algorithms/ function when the argument tends towards a particular value of infinity.
For example, O(n) might be the same complexity of an algorithm that traverses thought an array of length... | 2022-08-18 23:55:46 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://zbmath.org/?q=an%3A1075.35077 | ## On a sharp lower bound on the blow-up rate for the $$L^2$$ critical nonlinear Schrödinger equation.(English)Zbl 1075.35077
Summary: We consider the $$L^2$$ critical nonlinear Schrödinger equation $$iu_t=-\Delta u-| u|^{\frac{4}{N}}u$$ with initial condition in the energy space $$u(0,x)=u_0\in H^1$$ and study the dy... | 2022-08-08 23:25:16 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://euclidlab.org/unsolved/170-odd-perfect-number-existence | # Does an odd perfect number exist?
Take a positive whole number, like, for example, 6. Write down all of its positive divisors except itself. For example, 1 divides 6, 2 divides 6 and 3 divides 6. Add up all these divisors. Here we get 1+2+3=6. Remarkably, we got our original number back. That was not a magic trick, ... | 2017-09-26 16:28:53 | {"extraction_info": {"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://homework.cpm.org/category/CC/textbook/cca/chapter/11/lesson/11.1.2/problem/11-20 | ### Home > CCA > Chapter 11 > Lesson 11.1.2 > Problem11-20
11-20.
1. For each function, find the inverse function. Homework Help ✎
1. f(x) = 2x + 3
2. g(x) =
Write down the steps of the original function.
1. Multiply by 2.
$\textit{f}^{-1}(x)=\frac{\textit{x}-3}{2}$ | 2019-08-23 01:02:17 | {"extraction_info": {"found_math": true, "script_math_tex": 1, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://hal.in2p3.fr/view_by_stamp.php?label=CPPM&action_todo=view&langue=en&id=in2p3-00713097&version=1 | 591 articles – 2447 references [version française]
HAL: in2p3-00713097, version 1
Physics at LHC 2012, Vancouver : Canada (2012)
Search for $B^0_s \to \mu^+\mu^−$ and $B^0 \to \mu^+\mu^−$ decays at LHCb
For the LHCb collaboration(s)
(2012-06-05)
A search for $B^0_s \to \mu^+\mu^−$ and $B^0_s \to \mu^+\mu^−$$deca... | 2014-04-20 00:41:18 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://tibasicdev.wikidot.com/factorial | The ! Command
Command Summary
Calculates the factorial of a number or list.
Command Syntax
value!
Press:
1. MATH to access the math menu.
2. LEFT to access the PRB submenu.
3. 4 to select !, or use arrows.
TI-83/84/+/SE
1 byte
! is the factorial function, where n! = n*(n-1)! and 0! = 1, n an nonnegative intege... | 2017-01-20 07:42:26 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://crypto.stackexchange.com/tags/elliptic-curves/hot?filter=week | Tag Info
We want $(r,s)$ same for two different set of $d,k,h$ In ECDSA $r = x_0([k]G) \bmod n$ where $k \in [1,n-1]$ and $x_o$ is the x-coordinate of the scalar multiplication $[k]G$ $s = k^{-1}\cdot (h+r\cdot d)$ where $h$ is the left most bits of $h$ to fit in the group order ( for simplicity we called it $h$ again... | 2021-05-08 10:33:55 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/1105703/hessian-related-convex-optimization-question | # Hessian Related convex optimization question
My precise question is from an exercise;
Let $f : \mathbb{R}^2 → \mathbb{R}$ be a twice differentiable function. Prove that there exists a $λ ∈ R$ such that $g : \mathbb{R}^2 → \mathbb{R}$ defined as $g(x) := f (x) + (λ/2)||x||^2$ is convex.
Hint: compute the Hessian of... | 2019-07-19 12:58:14 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.r-bloggers.com/2014/11/how-to-summarize-a-2d-posterior-using-a-highest-density-ellipse/ | Want to share your content on R-bloggers? click here if you have a blog, or here if you don't.
Making a slight digression from last month’s Probable Points and Credible Intervals here is how to summarize a 2D posterior density using a highest density ellipse. This is a straight forward extension of the highest density... | 2022-01-24 20:17:08 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://theochem.github.io/horton/2.0.0/lib/mod_horton_gbasis_cext.html | # 3.4.1. horton.gbasis.cext – C++ extensions¶
class horton.gbasis.cext.GOBasis
Bases: horton.gbasis.cext.GBasis
check_matrix_coeffs()
check_matrix_four_index()
check_matrix_two_index()
compute_electron_repulsion()
Compute electron-electron repulsion integrals
Argument:
output
When a DenseFourIndex object is given... | 2022-05-23 03:13:06 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://tex.stackexchange.com/questions/191021/modifying-the-appearance-of-bookmarks-through-the-bookmark-and-hyperref-pack | # Modifying the appearance of bookmarks through the 'bookmark' and 'hyperref' packages
I'm adding bookmarks to my PDF document, but I'm not completely satisfied with how they appear. I found this thread, which recommends the bookmark package, and shows an example of how to group all appendices. I'd like to have the bo... | 2019-07-18 17:51:02 | {"extraction_info": {"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://www.redcrab-software.com/en/RedCrab/Manual/Functions/Hyperbolic/ASech | # ASech Function
Compute the inverse hyperbolic secans
## Description
The function $$ASech$$ calculates inverse hyperbolic secans of the argument.
ASech returns the angle to the hyperbolic secans of real or complex numbers. The argument can be a single number or a data field. For data fields, the inverse hyperbolic... | 2022-12-05 15:46:33 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathhelpforum.com/algebra/4670-solving-equations.html | # Math Help - Solving equations
1. ## Solving equations
I would appreciate any assistance with the following problems.
2. Hello, pashah!
Solve each equation and check for extraneous solutions.
$a)\;\sqrt{w - 3}\:=\:\sqrt{4w + 15}$
Square: . $w - 3\:=\:4w + 15$
Then: . $-3w\:=\:18\quad\Rightarrow\quad \boxed{w = ... | 2014-03-14 19:10:05 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 14, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://math.stackexchange.com/questions/2526782/sequence-notation-where-a-has-a-subscript-and-a-superscript | # Sequence notation where a has a subscript and a superscript
So from what I've seen of sequences a common format would be something like $a_{n+1} = 2a_n + 5$
I was doing some review for sequences and come across a format that looks something like $a_{n+1}=a_n^2-1$ given $a_1=1$
According to my solution manual, $a_1... | 2019-06-24 15:24:17 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathcentral.uregina.ca/QQ/database/QQ.09.14/h/farihin1.html | SEARCH HOME
Math Central Quandaries & Queries
Question from Farihin, a student: Lets say that i have keys, and each key is for notes of a musical instrument, So i wanted to find out the number of notes i can get for a certain number keys, of course in the form of an equation. Notes can use as many keys, it can use 1,... | 2017-11-23 01:53:48 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.merry.io/differential-geometry/48-three-equivalent-definitions-of-the-laplacian/ | Let $M$ be an oriented Riemannian manifold. In this lecture we make contact with some of the differential operators you first met in Analysis II:
• The divergence $\operatorname{div}(X)$ of a vector field,
• The gradient $\operatorname{grad}(f)$ of a smooth function,
• The Hessian $\operatorname{Hess ^{ \nabla}}(f)$ o... | 2019-12-10 03:32:43 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/75047/partition-problem-of-set | # Partition problem of set
Let $$A =\{1, 2, 3,..., 100\}$$. We partition $$A$$ into $$10$$ subsets $$A_1,A_2,...A_{10}$$ each of size $$10$$. A second partition into $$10$$ sets of size $$10$$ each is given by $$B_1,B_2,...B_{10}$$. Prove that we can rearrange the indices of the second partition so that $$A_{i}\cap B_... | 2019-08-21 03:48:18 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://new.math.uiuc.edu/public198/week8/index.html | Weeks 8 Fall 2011
10oct11
\begin{document}
\maketitle
\section{Monday}
\section{The Bresenham Algorithm}
This lesson is about how computers draw straight lines and
how OpenGL colors a triangle. Emily Gunawan's lecture, based
on Jim Blinn's article, is a solution to the assignment, to
deconstruct the algorithm
from he... | 2017-03-26 07:22:35 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/316777/y-pm-ety-0-implies-mid-cup-x-i-mid-s-t-yx-i-0/316787 | # $y''\pm e^ty=0 \implies \mid \cup x_i \mid =? s.t. y(x_i)=0$
I have this question, and i don't know how to solve it:
Show that the solutions of $y''+e^ty=0$ admit an infinite number of zeros.
Also, how to prove that the solutions of $y''-e^ty=0$ admit not more than one zero in $\mathbb{R}_+$?
1) Show that the sol... | 2019-10-16 06:47:53 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.physicsforums.com/threads/disambiguating-arccosine-arcsine-functions.177578/ | # Disambiguating arccosine/arcsine functions
1. Jul 19, 2007
### techninja
Hi all,
I'm working on a program, and it seems that I can't get the trigonometry in my head right. I have two equations, sin(omega) = something and cos(omega) = something, and I need to find what omega is.
Given that there are two trig func... | 2017-12-12 08:42:56 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://algorithmia.com/blog/from-building-an-xgboost-model-on-jupyter-notebook-to-deploying-it-on-algorithmia | XGBoost is a popular library among machine learning practitioners, known for its high performance and memory efficient implementation of gradient boosted decision trees. Since training and evaluating machine learning models on Jupyter notebooks is also a popular practice, we’ve developed a step-by-step tutorial so you ... | 2021-06-20 12:15:55 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://tex.stackexchange.com/questions/95959/how-to-tell-which-package-is-defining-ifpdf | How to tell which package is defining \ifpdf?
I'm experiencing a problem similar to this one: Package ifpdf Error
After upgrading to a more recent version of TeX Live, my pre-existing documents stopped compiling, with complaints that `\ifpdf` was already defined. My project is large and pulls in a lot of packages, so... | 2013-05-25 18:00:07 | {"extraction_info": {"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://gomathanswerkey.com/texas-go-math-grade-6-lesson-2-1-answer-key/ | # Texas Go Math Grade 6 Lesson 2.1 Answer Key Classifying Rational Numbers
Refer to our Texas Go Math Grade 6 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 6 Lesson 2.1 Answer Key Classifying Rational Numbers.
## Texas Go Math Grade 6 Lesson 2.1 Ans... | 2021-12-05 23:37:19 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://mathhelpforum.com/advanced-algebra/215707-set-degree-2-less-polynomials-p-1-p-2-vector-space.html | # Thread: Is the set of degree 2 or less polynomials with p(1)=p(2) a vector space?
1. ## Is the set of degree 2 or less polynomials with p(1)=p(2) a vector space?
Use the subspace theorem to decide whether the following set is a real vector space with the usual operations. The set V of all real polynomials p of degr... | 2018-04-21 20:15:27 | {"extraction_info": {"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |
https://www.acmicpc.net/problem/12681 | 시간 제한 메모리 제한 제출 정답 맞은 사람 정답 비율
5 초 512 MB 0 0 0 0.000%
## 문제
You are trying to compute the next number in a sequence Sn generated by a secret code. You know that the code was generated according to the following procedure.
First, for each k between 0 and 29, choose a number Ck between 0 and 10006 (inclusive).
Then,... | 2018-10-15 10:54:26 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
http://laussy.org/wiki/WLP_VI/Interpolation | # Crash Course in Scientific Computing
## XVII. Interpolation
Interpolation describes the general problem of providing the value of a function, which is known only for a few points, at any point which lies between other known points (if the unknown point is not "surrounded" by known points, then the problem becomes t... | 2022-05-25 10:29:55 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 1, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://www.futurelearn.com/courses/intro-to-quantum-computing/6/steps/690543 | ## Want to keep learning?
This content is taken from the Keio University's online course, Understanding Quantum Computers. Join the course to learn more.
2.14
# Reversible Evolution
In quantum mechanics, every change except measurement (and noise that damages the state, known as decoherence, which we will discuss in... | 2020-08-04 15:25:31 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 1, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://revision.co.zw/labour-turnover/ | ### ZIMSEC O Level Business Studies Notes: Managing Human Resources: Human Resources Management: Labour Turnover
• It is a statistical measure of the number of people who leave an organisation’s employ versus the number of people who remain in that organisation’s employment in a given year
• It is expressed as a ratio... | 2023-03-28 07:48:54 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://robotics.stackexchange.com/questions/4789/probabilistic-velocity-obstacles | # Probabilistic Velocity Obstacles
I have been working with the Velocity Obstacles concept. Recently, I came across a probabilistic extension of this and couldn't understand the inner workings.
• The notation $PCC_{ij} : \Bbb R^2 \to [0,1]$ means "$PCC_{ij}$ is a function from $\Bbb R^2$ (real ordered pairs) to the i... | 2019-11-13 12:06:54 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://math.stackexchange.com/questions/3836207/how-is-frac1-vecr-vecr-frac1r-vecr-cdot-triangledo | # How is $\frac{1}{|\vec{r} - \vec{r}'|} = \frac{1}{r} - \vec{r} \cdot \triangledown \frac{1}{r} + \ldots$ a Taylor expansion?
From pg. 112 of No-Nonsense Electrodynamics, the author uses multivariable Taylor expansion to assert:
In case it matters, the author is also assuming that $$|\vec{r}| \gg | \vec{r}'|$$ (stat... | 2021-08-01 03:15:58 | {"extraction_info": {"found_math": true, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 1, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/mat... |
https://chemistry.stackexchange.com/questions/55764/why-bimolecular-elimination-reactions-are-stereospecific | why bimolecular elimination reactions are stereospecific?
I know the mechanism of this reaction but it is stated that these are stereospecific in nature . why do we call these stereospecific explain with example.
• The hydrogen being abstracted by the base, and the leaving group must be anti-periplanar. This requirem... | 2019-09-19 21:38:18 | {"extraction_info": {"found_math": false, "script_math_tex": 0, "script_math_asciimath": 0, "math_annotations": 0, "math_alttext": 0, "mathml": 0, "mathjax_tag": 0, "mathjax_inline_tex": 0, "mathjax_display_tex": 0, "mathjax_asciimath": 0, "img_math": 0, "codecogs_latex": 0, "wp_latex": 0, "mimetex.cgi": 0, "/images/ma... |