content stringlengths 86 994k | meta stringlengths 288 619 |
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Brownian Motion and Characterization of Domains (Open)
Summary: Given a plane domain $\Omega$ bounded by a regular Jordan curve $\Gamma$ and a Lebesgue measurable subset $E$ of $\Gamma$, let $P(E;z)$ denote the probability that a Brownian particle
starting at $z \in \Omega$ hits by boundary $\Gamma$ for the first time ... | {"url":"http://www.siam.org/journals/categories/01-003.php","timestamp":"2014-04-16T21:59:30Z","content_type":null,"content_length":"9812","record_id":"<urn:uuid:44c42ad8-c9d9-4bba-9fba-e7631e05e907>","cc-path":"CC-MAIN-2014-15/segments/1397609525991.2/warc/CC-MAIN-20140416005205-00280-ip-10-147-4-33.ec2.internal.warc.... |
[Numerical] Computing a contour of an integral function
Suppose I want to compute all complex points z such that,
[tex]\int_{z^*}^z F(t) dt = 0[/tex]
Here [tex]z^*[/tex] is a given constant. In general, the points z which satisfy that relation form a continuous curve beginning from the initial point.
What is the best w... | {"url":"http://www.physicsforums.com/showthread.php?t=334303","timestamp":"2014-04-16T10:27:25Z","content_type":null,"content_length":"19729","record_id":"<urn:uuid:bb4a96f0-20b2-4d24-b018-f17bc213ac9a>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00622-ip-10-147-4-33.ec2.internal.w... |
Math 142 - Accelerated Calculus II - Spring 2004
ROOM: Lopata Hall 301
TIME: MTTF 9:00-10:00
INSTRUCTOR: Ilya Krishtal
OFFICE: 112A Cupples I
PHONE: (314)935-6785
E-MAIL: krishtal@math.wustl.edu
SEAT ASSIGNMENT (Find room and seat for final exam)
TEXTBOOK: Calculus, Early Transcendentals, 5th edition, by James Stew... | {"url":"http://www.math.wustl.edu/~krishtal/math142my.html","timestamp":"2014-04-20T05:59:12Z","content_type":null,"content_length":"6974","record_id":"<urn:uuid:32c1574c-9755-40ac-b5a3-c487f8ab0215>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00583-ip-10-147-4-33.ec2.internal.warc.... |
[SOLVED] Inverse Function Problem
September 21st 2005, 05:06 PM #1
[SOLVED] Inverse Function Problem
f (x) = 4+2x+3e^x
f −1(7) = ?
f (x) = 6x^3 +3x+5
g(x) = f −1(x)
g(x) = ?
Any help would be greatly appreciated. Thanks.
For the first, there is no simple formula for the inverse of such a fun... | {"url":"http://mathhelpforum.com/algebra/959-solved-inverse-function-problem.html","timestamp":"2014-04-16T20:57:05Z","content_type":null,"content_length":"30067","record_id":"<urn:uuid:1108d419-8d8e-4b8a-96fb-281bb9dc36b6>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204-00046-ip-10-14... |
The European Mathematical Society
Stockholm University announces a position as Professor in Mathematical Locic within the Department of Mathematics. The subject comprises both the logical study of the deductive structure of
mathematics, and the mathematical study of formal logical systems. In addition, it deals with th... | {"url":"http://www.euro-math-soc.eu/node/639","timestamp":"2014-04-16T22:05:54Z","content_type":null,"content_length":"11787","record_id":"<urn:uuid:f71b1de4-2b0e-4e09-a7ab-5fdcfbd38c93>","cc-path":"CC-MAIN-2014-15/segments/1397609525991.2/warc/CC-MAIN-20140416005205-00546-ip-10-147-4-33.ec2.internal.warc.gz"} |
Onto Functions and Stirling Numbers
Date: 09/22/2002 at 23:51:10
From: Tom
Subject: Onto Functions and Stirling Numbers
Hello Dr. Math,
I don't know if you can help me with this question but how would I
show for m >= 3
s(m, m-2) = (1/24)m(m-1)(m-2)(3m-1)
where s(m,n) are referred to as the Stirling numbers of the fi... | {"url":"http://mathforum.org/library/drmath/view/61259.html","timestamp":"2014-04-17T10:45:41Z","content_type":null,"content_length":"9241","record_id":"<urn:uuid:30655547-fab0-4eff-bfd3-399bdabc9eed>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00132-ip-10-147-4-33.ec2.internal.war... |
Waves/1D Terminology
From Wikibooks, open books for an open world
s = Displacement (unit = metre, m): Displacement is the position of a particle of the medium relative to its equilibrium position.
T = Period (unit = second, s): Period is the time for one complete cycle or oscillation of the medium.
φ = Phase (unit = de... | {"url":"http://en.wikibooks.org/wiki/Waves/1D_Terminology","timestamp":"2014-04-20T13:27:57Z","content_type":null,"content_length":"28518","record_id":"<urn:uuid:62c35f1a-1d54-467e-a4e0-07f575d32e2f>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416005218-00384-ip-10-147-4-33.ec2.internal.warc... |
I would agree with the article with one exception.
If it had the energy to do so, then equal energy would be applied against the shooter and he too would be knocked down.
This is not true - and is a misconception that is often stated. You can't examine only one part of the entire energy equation and conflate Newton's s... | {"url":"http://www.firearmstalk.com/forums/f14/best-caliber-knockdown-power-defense-103095/index10.html","timestamp":"2014-04-18T09:15:38Z","content_type":null,"content_length":"78947","record_id":"<urn:uuid:cb29fd3c-7004-49a7-a7e4-dbef5c1c1dfc>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-2014041... |
[FOM] Theorem schemes
John Baldwin jbaldwin at uic.edu
Wed Jun 21 17:36:14 EDT 2006
On Wed, 21 Jun 2006 joeshipman at aol.com wrote:
> I am looking for examples of well-known mathematical results of the
> following form:
> (*) Whenever the sentences Phi_1, Phi_2, Phi_3,... are all true (in a
> structure satisfying cert... | {"url":"http://www.cs.nyu.edu/pipermail/fom/2006-June/010626.html","timestamp":"2014-04-16T07:21:29Z","content_type":null,"content_length":"3825","record_id":"<urn:uuid:f1924c30-947e-4f17-8723-749f9c6e5c69>","cc-path":"CC-MAIN-2014-15/segments/1397609521558.37/warc/CC-MAIN-20140416005201-00320-ip-10-147-4-33.ec2.intern... |
Critiquing the Doomsday Argument
by Robin Hanson 27Aug98
A thought-provoking argument suggests we should expect the extinction of intelligent life on Earth soon. In the end, however, the argument is unpersuasive.
Brandon Carter,... | {"url":"http://hanson.gmu.edu/nodoom.html","timestamp":"2014-04-17T03:48:17Z","content_type":null,"content_length":"19350","record_id":"<urn:uuid:4d703fa4-5e1b-4c09-94dd-2a96c2f06ad7>","cc-path":"CC-MAIN-2014-15/segments/1397609526252.40/warc/CC-MAIN-20140416005206-00535-ip-10-147-4-33.ec2.internal.warc.gz"} |
Expresso is a Simple Text Editor with Calculation Capabilities
"Ray gave us insightful tactical advice and helped us write a polished press release. As soon as it was published, we instantly reached a much wider audience than we could have dreamed of attaining
on our own. At a lower cost, prMac gave us a much more comp... | {"url":"http://prmac.com/release-id-53993.htm","timestamp":"2014-04-18T15:41:22Z","content_type":null,"content_length":"42431","record_id":"<urn:uuid:ec7d7271-fc91-4723-8014-4186ffe5e490>","cc-path":"CC-MAIN-2014-15/segments/1398223202457.0/warc/CC-MAIN-20140423032002-00188-ip-10-147-4-33.ec2.internal.warc.gz"} |
st: Re: coefficient explanation
Notice: On March 31, it was announced that Statalist is moving from an email list to a forum. The old list will shut down at the end of May, and its replacement, statalist.org is already up and
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st: Re: coefficient... | {"url":"http://www.stata.com/statalist/archive/2013-06/msg00723.html","timestamp":"2014-04-18T16:00:08Z","content_type":null,"content_length":"9443","record_id":"<urn:uuid:f7b31397-adcb-43c2-8d42-1e1ecf530499>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00182-ip-10-147-4-33.ec2.int... |
Time, speed and distance travelled
Author Time, speed and distance travelled
Ranch Hand
I am helping my younger brother prep for aptitude tests.
Joined: Aug 19, 2004 I have below a question for which I was able... | {"url":"http://www.coderanch.com/t/35356/Programming/Time-speed-distance-travelled","timestamp":"2014-04-23T09:47:54Z","content_type":null,"content_length":"25453","record_id":"<urn:uuid:8a7cf62e-4669-4791-a650-c206aa108e49>","cc-path":"CC-MAIN-2014-15/segments/1398223202457.0/warc/CC-MAIN-20140423032002-00588-ip-10-14... |
Mount Prospect Algebra Tutor
...I currently tutor two students in Prealgebra and like to instill confidence in them so they know that math is something you can be good at if you do it enough. When I took the Basic Skills test
for my teaching certificate I received a perfect score on the math section. Currently I am... | {"url":"http://www.purplemath.com/mount_prospect_algebra_tutors.php","timestamp":"2014-04-18T08:55:12Z","content_type":null,"content_length":"24015","record_id":"<urn:uuid:dfb3dbd1-32a9-4d02-af31-ab08e4ae6973>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416005213-00523-ip-10-147-4-33.ec2.int... |
Math 125- STRUCTURE AND CONCEPTS OF ELEMENTARY MATHEMATICS I - Cuyamaca College
In blending the mathematical topics of sets, whole numbers, numeration, number theory, integers, rational and irrational numbers, measurement, relations, functions and logic, the course will
investigate the interrelationships of these topic... | {"url":"http://www.cuyamaca.edu/courses/math/math-125.html","timestamp":"2014-04-19T02:09:52Z","content_type":null,"content_length":"1738","record_id":"<urn:uuid:425368a9-0f52-4757-bc1a-c493d990e105>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-00269-ip-10-147-4-33.ec2.internal.warc.... |
Abstracts of Papers
Abstracts of Papers
No. 1: Special Issue on Diagrammatic Representation and Reasoning,
No. 2,
No. 3,
No. 4.
Reprints of the papers may be obtained from their authors; contact Editorial Office in case you need the address of the respective author.
Editorial Office, MGV
Institute of Computer S... | {"url":"http://bluebox.ippt.pan.pl/~zkulpa/MGV/MGV6.html","timestamp":"2014-04-18T08:02:04Z","content_type":null,"content_length":"33303","record_id":"<urn:uuid:b4aa4ed7-c55a-4395-9c91-d37a1f22bd0a>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416005213-00199-ip-10-147-4-33.ec2.internal.warc.... |
Ewing Township, NJ SAT Math Tutor
Find an Ewing Township, NJ SAT Math Tutor
...As a teacher of chemistry and science at the college level I've taught and used math in my classes for over 20 years. Also, I have 5 children of my own who I've tutored through their own math
classes through about 20 years. My 3 oldest c... | {"url":"http://www.purplemath.com/ewing_township_nj_sat_math_tutors.php","timestamp":"2014-04-19T23:59:38Z","content_type":null,"content_length":"24574","record_id":"<urn:uuid:834916b1-a1d4-46d3-88aa-289dba21072b>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MAIN-20140416005217-00620-ip-10-147-4-33.ec2... |
Wire Routing Problem
April 29th, 2009, 12:56 PM #1
Junior Member
Join Date
Apr 2009
Hi guys,
So I've been working on writing an algorithm, and I'm somewhat stuck. Basically what the problem is is I have an m x m 2D array that looks something like this:
1 S 1 0
0 0 1 T
Basically, I have to go fro... | {"url":"http://forums.codeguru.com/showthread.php?476123-Wire-Routing-Problem&mode=hybrid","timestamp":"2014-04-19T00:13:07Z","content_type":null,"content_length":"70190","record_id":"<urn:uuid:8f65c548-c5d9-46bd-a96e-0114030a110a>","cc-path":"CC-MAIN-2014-15/segments/1397609535535.6/warc/CC-MAIN-20140416005215-00171-i... |
The Ellsberg Paradox
I'm reading
, by Gregory Berns, the distinguished chair of neuroeconomics at Emory University. He's a professor of psychiatry and economics, which makes for an interesting combination. The book is about the way
successful and creative people think and act, with a special focus on fear and how it af... | {"url":"http://boingboing.net/2008/09/18/the-ellsberg-paradox.html","timestamp":"2014-04-18T18:16:33Z","content_type":null,"content_length":"150498","record_id":"<urn:uuid:5d0a35bd-13a9-4947-a46e-f96f8fcd15bf>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.7/warc/CC-MAIN-20140416005215-00651-ip-10-147-4-33.ec2.inte... |
Events and Set Operations
Shodor > Interactivate > Discussions > Events and Set Operations
Mentor: We can look at a dice game to understand an event in probability. If a player wins when a six-sided die rolls a 1 or 2, we can say: "The event of the player winning happens in two outcomes
out of six." Sometimes people dr... | {"url":"http://www.shodor.org/interactivate/discussions/EventsAndSetOperatio/","timestamp":"2014-04-19T07:01:57Z","content_type":null,"content_length":"15445","record_id":"<urn:uuid:de7c2272-3e83-49e2-8a72-f1bf47b321b3>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00396-ip-10-147-4-... |
A Giveaway That you Do NOT Want To Miss
Hi friends! I haven't done many give aways. I had plans on doing one when I hit 1,000 followers....didn't quite get done. :-) You ever have great plans and then just can't get to all of those great
plans?! Please tell me that I am not the only one!
I started blogging in the Summe... | {"url":"http://livelovelaughkindergarten.blogspot.com/2012/11/a-giveaway-that-you-do-not-want-to-miss.html?commentPage=2","timestamp":"2014-04-19T10:02:33Z","content_type":null,"content_length":"455030","record_id":"<urn:uuid:803017b6-d577-438a-bb1a-5f3837b6788a>","cc-path":"CC-MAIN-2014-15/segments/1397609537097.26/wa... |
Probability and Moment Generating Functions
May 22nd 2008, 02:16 AM #1
May 2008
I am terrible when it comes to probability and moment generating functions. I missed 2 lectures this week and I am now completely lost on the topic.I have two questions that I need to do by
tomorrow and I was hoping if shown how... | {"url":"http://mathhelpforum.com/advanced-statistics/39247-probability-moment-generating-functions.html","timestamp":"2014-04-17T18:32:32Z","content_type":null,"content_length":"40838","record_id":"<urn:uuid:618f0493-6930-4d9b-8831-547b08293e88>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-2014041... |
Plotting a constant y-axis plane
March 1st 2011, 09:52 PM #1
Oct 2010
I am trying to plot a plane such that the y-axis is constant at 3 on a 3-D graph. So the plane is going to be stick upwards parrellel to x-axis while staying at y=3 throughout. The idea is to
actually have this plane to cut another surfac... | {"url":"http://mathhelpforum.com/calculus/173143-plotting-constant-y-axis-plane.html","timestamp":"2014-04-21T03:19:35Z","content_type":null,"content_length":"43689","record_id":"<urn:uuid:2d841683-aaf6-4aa0-9a34-f1f2ef3f2dc4>","cc-path":"CC-MAIN-2014-15/segments/1397609539447.23/warc/CC-MAIN-20140416005219-00448-ip-10... |
Angle between vector and its transpose
Assuming that question is meaningless, what is the intuition behind taking transpose?
Are you familiar with the dot product? Well, this can be written like [itex]v^\top w[/itex]. If you have some vector [itex]v[/itex] then the matrix that projects onto that vector is given by [ite... | {"url":"http://www.physicsforums.com/showthread.php?p=4186059","timestamp":"2014-04-18T13:54:30Z","content_type":null,"content_length":"72260","record_id":"<urn:uuid:48839652-411b-4762-942d-a8e2c5a945ab>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/CC-MAIN-20140423032006-00233-ip-10-147-4-33.ec2.internal.... |
[Numpy-discussion] structured array comparisons?
Matthew Brett matthew.brett@gmail....
Sat Mar 7 13:09:09 CST 2009
I'm having some difficulty understanding how these work and would be
grateful for any help.
In the simple case, I get what I expect:
In [42]: a = np.zeros((), dtype=[('f1', 'f8'),('f2', 'f8')])
In [43]: a ... | {"url":"http://mail.scipy.org/pipermail/numpy-discussion/2009-March/040926.html","timestamp":"2014-04-18T08:19:47Z","content_type":null,"content_length":"3930","record_id":"<urn:uuid:3e349a4a-67ff-42d2-b55d-04d786cc733f>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416005213-00318-ip-10-147-4... |
math blogs
math blogs
This page lists links to blogs, and online mathematical communities like forums and wikis. For links to main repositories of free books, lectures, videos, reviews and math papers see math archives
and for a list of societies and institutions see math institutions. A higher level branch page is mat... | {"url":"http://nlab.mathforge.org/nlab/show/math+blogs","timestamp":"2014-04-16T21:58:57Z","content_type":null,"content_length":"48304","record_id":"<urn:uuid:c8cee570-6afd-43f1-bc9e-c4d3b02d3780>","cc-path":"CC-MAIN-2014-15/segments/1398223202774.3/warc/CC-MAIN-20140423032002-00320-ip-10-147-4-33.ec2.internal.warc.gz"... |
What Is Fisher's Exact Test?
Animandel - Fisher's exact test is fun to examine and carry out, but with such a small sample as mentioned in the article, the accuracy of your results is anyone's guess. You should try using the
test in areas where the sample size calculate is a good percentage of the total group.
For exam... | {"url":"http://www.wisegeek.com/what-is-fishers-exact-test.htm","timestamp":"2014-04-20T19:04:39Z","content_type":null,"content_length":"69708","record_id":"<urn:uuid:0e9f90eb-7178-44bb-9dd5-8c07746513c0>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00192-ip-10-147-4-33.ec2.internal... |
The Scalar Kalman Filter
This document gives a brief introduction to the derivation of a Kalman filter when the input is a scalar quantity. It is split into several sections:
Discrete time linear systems are often represented in a state variable format given by the equation:
where the state, x[j], is a scalar, ... | {"url":"http://www.swarthmore.edu/NatSci/echeeve1/Ref/Kalman/ScalarKalman.html","timestamp":"2014-04-20T18:45:43Z","content_type":null,"content_length":"30166","record_id":"<urn:uuid:dd58af81-ce83-450f-a6e2-5f535928302e>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00571-ip-10-147-4... |
Milford, MA Math Tutor
Find a Milford, MA Math Tutor
...I have been doing it ever since! I graduated from the Rochester Institute of Technology, in February 2013, with a Bachelor of Science in American Sign Language - English Interpretation. I am
currently attending Cambridge College for a Master of Education degre... | {"url":"http://www.purplemath.com/Milford_MA_Math_tutors.php","timestamp":"2014-04-16T13:42:18Z","content_type":null,"content_length":"23637","record_id":"<urn:uuid:362a9f49-9936-4702-b40f-9d1a60710d7b>","cc-path":"CC-MAIN-2014-15/segments/1397609523429.20/warc/CC-MAIN-20140416005203-00487-ip-10-147-4-33.ec2.internal.w... |
Considering a Perturbed Function F_eps(x)
Date: 11/20/2009 at 09:59:34
From: Rhoan
Subject: f(x) = x^5 - 300x^2 - 126x + 5005 which has a root a=5
Let eps denote a small number. Consider the perturbed function
F_eps(x) = f(x) + epsx^5
= (1 + eps)x^5 - 300x^2 - 126x + 5005
Let a(eps) denote the perturbed r... | {"url":"http://mathforum.org/library/drmath/view/74705.html","timestamp":"2014-04-17T13:23:39Z","content_type":null,"content_length":"7161","record_id":"<urn:uuid:4e8d1333-bfe7-4931-ad00-ddc060703f40>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00472-ip-10-147-4-33.ec2.internal.war... |
Results 1 - 10 of 21
, 2006
"... The model-theoretic investigation of modules has led to ideas, techniques and results which are of algebraic interest, irrespective of their model-theoretic significance. It is these aspects
that I will discuss in this article, although I will make some comments on the model theory of m... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=548345","timestamp":"2014-04-16T10:14:43Z","content_type":null,"content_length":"36547","record_id":"<urn:uuid:f9ed309d-6e8b-4b3a-863b-6623a92e9687>","cc-path":"CC-MAIN-2014-15/segments/1397609521558.37/warc/CC-MAIN-20140416005201-00234-ip-10-147-4-33.ec2.internal.war... |
Math Help
February 17th 2008, 04:05 PM #1
I am stuck on this problem.
-[-|-3|(-2-m)-4] = -2[(-3-m)-2m]
I am an old duffer trying to learn some math.
Any help would be appreciated.
The answer is supposed to be -8/9
You have to work from the inside out on the parentesis then brackets
I starte... | {"url":"http://mathhelpforum.com/algebra/28491-algebra.html","timestamp":"2014-04-20T13:29:36Z","content_type":null,"content_length":"37546","record_id":"<urn:uuid:9c16d18b-9100-44e6-8ed0-a49bcbaf706e>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416005218-00188-ip-10-147-4-33.ec2.internal.wa... |
Cottage City, MD SAT Math Tutor
Find a Cottage City, MD SAT Math Tutor
I recently graduated from UMD with a Master's in Electrical Engineering. I scored a 790/740 Math/Verbal on my SAT's and went through my entire high-school and college schooling without getting a
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Syllabus - Biochemistry I, Chem 471 - Spring 2012
Instructor: Michael Mossing, 452 Coulter, 915-5339, mmossing at olemiss dot edu
Schedule: Tuesday and Thursday, 8 - 9:15, 201 Coulter
Text: Principles of Biochemistry- Lehninger 5^th Edition Nelson & Cox, WH Freeman Publishing
ISBN-10: 071677108X ISBN-13: 978-0716771081... | {"url":"http://www.olemiss.edu/depts/chemistry/courses/chem471/","timestamp":"2014-04-20T01:04:48Z","content_type":null,"content_length":"2984","record_id":"<urn:uuid:634589f3-3b88-49c8-90ad-9527e960b133>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MAIN-20140416005217-00212-ip-10-147-4-33.ec2.internal.... |
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Topic: wrong result when computing a definite integral
Replies: 4 Last Post: Jan 14, 2013 12:01 AM
Mess... | {"url":"http://mathforum.org/kb/message.jspa?messageID=8059050","timestamp":"2014-04-16T14:06:23Z","content_type":null,"content_length":"19460","record_id":"<urn:uuid:2c9184d5-7c53-44f5-9651-02f723975d8c>","cc-path":"CC-MAIN-2014-15/segments/1397609523429.20/warc/CC-MAIN-20140416005203-00389-ip-10-147-4-33.ec2.internal... |
truth function
truth function
A truth function is a function that returns one of two values, one of which is interpreted as “true,” and the other which is interpreted as “false”. Typically either “T” and “F” are used, or “1” and
“0”, respectively. Using the latter, we can write
defines a truth function $f$. That is, $f... | {"url":"http://planetmath.org/truthfunction","timestamp":"2014-04-19T09:25:20Z","content_type":null,"content_length":"30372","record_id":"<urn:uuid:b474d81c-af34-4775-8558-62561c0a963c>","cc-path":"CC-MAIN-2014-15/segments/1397609537097.26/warc/CC-MAIN-20140416005217-00395-ip-10-147-4-33.ec2.internal.warc.gz"} |
When you a write a class, you mostly strive to ensure that the features of that class make sense for that class. But there are occasions when it makes sense to add a feature to allow a class to
conform to a richer interface that it naturally should.
The most common and obvious example of this is one that comes up when ... | {"url":"http://www.martinfowler.com/bliki/CourtesyImplementation.html","timestamp":"2014-04-17T21:23:45Z","content_type":null,"content_length":"10502","record_id":"<urn:uuid:876b0ba8-4f08-4e57-aa06-ac92b5299990>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00271-ip-10-147-4-33.ec2.i... |
Wolfram Demonstrations Project
Constrained Random Walk
This Demonstration simulates a random walk of a particle constrained within a square. An impermeable wall divides the square into two equal parts and has a central opening that lets the particle
move between the two halves.
The particle starts at the red locator an... | {"url":"http://demonstrations.wolfram.com/ConstrainedRandomWalk/","timestamp":"2014-04-19T17:07:45Z","content_type":null,"content_length":"42074","record_id":"<urn:uuid:5fe941ae-7f6d-46d6-9bd4-e0d80080f54b>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-00358-ip-10-147-4-33.ec2.intern... |
st: RE: Modified Question: Manipulating an Unbalanced Panel
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st: RE: Modified Question: Manipulating an Unbalanced Panel
From "Nick Cox" <n.j.cox@durham.ac.uk>
To <statalist@hsphsun2.harvard.edu>
Subject st: RE: Modified Question: Manipul... | {"url":"http://www.stata.com/statalist/archive/2008-11/msg01041.html","timestamp":"2014-04-17T18:59:34Z","content_type":null,"content_length":"7734","record_id":"<urn:uuid:f750dfee-9caf-4d6a-b285-9fbacd7e5ccc>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-20140416005210-00142-ip-10-147-4-33.ec2.int... |
who can work out this?
The important variable is the length of time before you posted your next post.
Exactly, correct and very well-said.
er, right, but that's the opposite of what you seemed to be saying in the OP. You seemed to be saying that it was unlikely to spot a post number like 1111; now you're saying... | {"url":"http://whywontgodhealamputees.com/forums/index.php/topic,9566.58.html","timestamp":"2014-04-23T13:38:54Z","content_type":null,"content_length":"151575","record_id":"<urn:uuid:11cec92b-b067-4c2d-ab0c-54b177f3a118>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-20140423032002-00332-ip-10-147-4... |
Bounding Sphere? [Archive] - OpenGL Discussion and Help Forums
11-01-2002, 01:53 PM
Hello, I have implemented a frustum culling algorithm in my engine, using CheckSphere. My problem is that I cant compute the sphere from an ms3d (or any other model, but ms3d is my engine's format
for now) model. How do I compute a=the... | {"url":"http://www.opengl.org/discussion_boards/archive/index.php/t-131882.html","timestamp":"2014-04-16T19:24:26Z","content_type":null,"content_length":"4334","record_id":"<urn:uuid:ddc51238-f846-4af4-8360-ee2c4a775da3>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204-00528-ip-10-147-4... |
Chapter Listing | Return to 1997 Topical Index
TABLE V
Five cluster result
Of the seventeen firms in SIC 36, only one firm had a co... | {"url":"http://fusionmx.babson.edu/entrep/fer/papers97/schwartz/sch5.htm","timestamp":"2014-04-16T16:21:47Z","content_type":null,"content_length":"9929","record_id":"<urn:uuid:d08bf42f-0a46-40d5-985a-d0c62d87721f>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00654-ip-10-147-4-33.ec2... |
Equal Area and Perimeter: Rectangles
Date: 09/09/2001 at 13:56:35
From: Jessica
Subject: Area and perimeter
There are only two rectangles whose area is exactly the same as their
perimeter if the dimensions of each are whole numbers. What are the
Date: 09/10/2001 at 12:46:10
From: Doctor Ian
Subject: Re: Area and perime... | {"url":"http://mathforum.org/library/drmath/view/55353.html","timestamp":"2014-04-17T13:21:36Z","content_type":null,"content_length":"9382","record_id":"<urn:uuid:b89798e1-e2c3-44b6-8b37-02086e81c2cc>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00630-ip-10-147-4-33.ec2.internal.war... |
Is the space of directions an inner metric space for inner metric space of curvature $\ge k$?
up vote 1 down vote favorite
Let $X$ be an inner metric space with curvature bounded from below by $k$ in the sense of Toponogov. $\Sigma_p$ be the space of directions at point $p$. In the note by Plaut "Metric spaces of
curva... | {"url":"https://mathoverflow.net/questions/90419/is-the-space-of-directions-an-inner-metric-space-for-inner-metric-space-of-curva","timestamp":"2014-04-16T19:55:59Z","content_type":null,"content_length":"49897","record_id":"<urn:uuid:53b715cf-9f44-4bc9-af77-fd88145089c6>","cc-path":"CC-MAIN-2014-15/segments/13976095246... |
User Quanting Zhao
bio website
location Wuhan, Hubei Province, China
age 26
visits member for 3 years, 3 months
seen Feb 12 at 1:54
stats profile views 290
My interest lies in differential geometry,analytic and algebraic geometry, mathematical physics, especially... | {"url":"http://mathoverflow.net/users/11901/quanting-zhao","timestamp":"2014-04-21T13:09:56Z","content_type":null,"content_length":"52741","record_id":"<urn:uuid:0fc5ae00-0d6b-44ec-a874-83f1ac6aa6dc>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00081-ip-10-147-4-33.ec2.internal.warc... |
Differential Equations vs Linear Algebra
What applications are you interested in? Some fields use linear algebra heavily (computer vision) and some field use differential equations heavily (control theory).
I am still not sure yet. But I believe as a computer engineering major (and also intended doing physics as well) ... | {"url":"http://www.physicsforums.com/showthread.php?t=408139","timestamp":"2014-04-19T12:32:23Z","content_type":null,"content_length":"37800","record_id":"<urn:uuid:65bc4911-4068-4c93-9be6-a784eacf8ea8>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00207-ip-10-147-4-33.ec2.internal.wa... |
How to solve equation with many exp
January 29th 2011, 11:17 AM #1
Jan 2010
How to solve equation with many exp
I'm trying to understand how to solve this type of equation and don't know.
I need to find x.
Thanks for your help,
Welcome to the forum.
If one of B, D, G, L, N is a multiple of the r... | {"url":"http://mathhelpforum.com/discrete-math/169650-how-solve-equation-many-exp.html","timestamp":"2014-04-17T18:54:40Z","content_type":null,"content_length":"35003","record_id":"<urn:uuid:91d42117-0cc9-441b-823b-fe3f81b8ca0e>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-20140416005210-00004-ip-... |
Berthelot P., Ogus A. Примечания относительно прозрачной когомологии (Принстон, 1978) MAh
Home / lib / M_Mathematics / MA_Algebra / MAh_Homology /
Berthelot P., Ogus A. Примечания относительно прозрачной когомологии (Принстон, 1978) MAh
Berthelot P., Ogus A. Notes on crystalline cohom... | {"url":"http://www.eknigu.org/info/M_Mathematics/MA_Algebra/MAh_Homology/Berthelot%20P.,%20Ogus%20A.%20Notes%20on%20crystalline%20cohomology%20(Princeton,%201978)(T)(264s)_MAh_.djvu","timestamp":"2014-04-20T19:45:35Z","content_type":null,"content_length":"6400","record_id":"<urn:uuid:75c9c4b5-789f-4a66-ab82-aaafa7ddfed... |
Integration - Continuous Distributions
I am having real trouble with this, the topic is not on this concept itself, but we have to use knowledge of it to answer questions in our area.
I am having real trouble understanding it.
So we have the general rule in our example:
G(x) = E[Y1 | Y1 < x] (this is apparantly the exp... | {"url":"http://www.mathisfunforum.com/viewtopic.php?id=19205","timestamp":"2014-04-16T04:36:44Z","content_type":null,"content_length":"10633","record_id":"<urn:uuid:b367e8f6-634b-4969-82f8-94a2e118cb8f>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00440-ip-10-147-4-33.ec2.internal.wa... |
2008 NFL Week 3 Discussion
Miscellaneous observations:
Last week’s power rankings are [S:10-5:S] 9-6 so far this week.
The only two teams with beatpaths to every other team in their division: Denver and Arizona.
#31 beat #1, with some awesome direct snap misdirection.
And it’s time to start thinking of tiebreaker and r... | {"url":"http://beatpaths.com/2008/09/21/2008-nfl-week-3-discussion/","timestamp":"2014-04-18T08:57:23Z","content_type":null,"content_length":"28679","record_id":"<urn:uuid:f512ac88-6dec-4331-958a-60eb1088320c>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416005213-00134-ip-10-147-4-33.ec2.int... |
Introduction To Algorithms
Results 11 - 20 of 53
- Journal of Parallel and Distributed Computing, Elsevier Science
"... The utilization of parallel computers depends on how jobs are packed together: if the jobs are not packed tightly, resources are lost due to fragmentation. The problem is that the goal of high
utiliza... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=407688&sort=cite&start=10","timestamp":"2014-04-21T02:46:21Z","content_type":null,"content_length":"39227","record_id":"<urn:uuid:696e8c91-def2-4527-9297-bc49f4b6c3b8>","cc-path":"CC-MAIN-2014-15/segments/1397609539447.23/warc/CC-MAIN-20140416005219-00374-ip-10-147-4-... |
Repeated Addition
Lesson Ideas
When you multiply, you put equal groups together to find the total. In this math movie, Annie and Moby show how to solve multiplication number sentences by using repeated addition, or adding the
same number over and over again. Learn how to use different strategies like drawing pictures... | {"url":"http://www.brainpop.com/educators/community/bp-jr-topic/repeated-addition/","timestamp":"2014-04-17T09:52:27Z","content_type":null,"content_length":"56353","record_id":"<urn:uuid:5d433563-169a-446a-b817-1c622c0a4aaf>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00204-ip-10-1... |
The CompoundCurve geometry in SQL Server 11 (Denali)
In my last post, I looked at the CircularString geometry introduced in SQL Server Denali, which allows you to define circular curve segments between points in a series, with each circular arc segment
defined by a anchor point between the two endpoints.
In this post,... | {"url":"http://alastaira.wordpress.com/2011/02/02/the-compoundcurve-geometry-in-sql-server-11-denali/","timestamp":"2014-04-18T18:12:51Z","content_type":null,"content_length":"59569","record_id":"<urn:uuid:97c5f785-e781-46b3-a530-74bbbd57d32e>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.7/warc/CC-MAIN-2014041600... |
Matches for:
Hindustan Book Agency
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This self-contained book is intended to be read with profit by beginners as well as researchers. It is devoted to Diophantine approximation, the analytic theory of Dirichle... | {"url":"http://ams.org/bookstore?fn=20&arg1=whatsnew&ikey=HIN-63","timestamp":"2014-04-21T08:50:31Z","content_type":null,"content_length":"15363","record_id":"<urn:uuid:03bc2888-c514-49a6-a999-596ddba9f7ec>","cc-path":"CC-MAIN-2014-15/segments/1397609539665.16/warc/CC-MAIN-20140416005219-00180-ip-10-147-4-33.ec2.intern... |
Math - Prime number - Page 6 - New Logic/Math PuzzlesMath - Prime number - Page 6 - New Logic/Math PuzzlesMath - Prime number - Page 6 - New Logic/Math Puzzles
To do this proof, we need to show that for any prime number 'a', ((a*a) + 26)/3 is an integer. We do this by the modulus of each number.
26 is congruent... | {"url":"http://brainden.com/forum/index.php/topic/705-math-prime-number/page-6","timestamp":"2014-04-17T16:18:03Z","content_type":null,"content_length":"93631","record_id":"<urn:uuid:0dbfbaa5-2236-4fba-bf6f-6b079fd8e588>","cc-path":"CC-MAIN-2014-15/segments/1397609530136.5/warc/CC-MAIN-20140416005210-00577-ip-10-147-4-... |
Devon Calculus Tutor
Find a Devon Calculus Tutor
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Braingle: 'Frequent Flyers' Brain Teaser
Frequent Flyers
Logic Grid puzzles come with a handy interactive grid that will help you solve the puzzle based on the given clues.
Puzzle ID: #24144
Category: Logic-Grid
Submitted By: cinnamon30
Garth and four other members of the Benton Remote Control Model Airplan... | {"url":"http://www.braingle.com/brainteasers/24144/frequent-flyers.html","timestamp":"2014-04-21T00:12:37Z","content_type":null,"content_length":"26400","record_id":"<urn:uuid:7bc5ccd7-b428-4069-bbac-708c0105ab5c>","cc-path":"CC-MAIN-2014-15/segments/1397609539337.22/warc/CC-MAIN-20140416005219-00407-ip-10-147-4-33.ec2... |
the first resource for mathematics
A discontinuous finite volume method for the Stokes problems.
(English) Zbl 1112.65125
The author extends the ideas developed in recent work to solve the Stokes equations on both triangular and rectangular meshes. In the author’s methods, the velocity is approximated by discontinuous
... | {"url":"http://zbmath.org/?q=an:1112.65125","timestamp":"2014-04-20T03:24:14Z","content_type":null,"content_length":"22186","record_id":"<urn:uuid:edb66d87-f6c9-47e9-91c2-ab6a3aaa49f7>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-20140416005217-00530-ip-10-147-4-33.ec2.internal.warc.gz"} |
Total # Posts: 5
A random variable x has a following probability distribution. x: 0 1 2 3 P(X=x): 1/6 1/2 1/5 2/15 How to calculate E(1/(X+1))?
A random variable x has a following probability distribution. x: 0 1 2 3 P(X=x) 1/6 1/2 1/5 2/15 How to calculate E(1/(X+1))?
A random variable x has a probability distribution... | {"url":"http://www.jiskha.com/members/profile/posts.cgi?name=Mahalakshmi","timestamp":"2014-04-19T21:06:38Z","content_type":null,"content_length":"6904","record_id":"<urn:uuid:46b37a1c-07e0-4e9f-9abf-8a3b747fc5a4>","cc-path":"CC-MAIN-2014-15/segments/1398223210034.18/warc/CC-MAIN-20140423032010-00205-ip-10-147-4-33.ec2... |
Random number generator
From RogueBasin
A random number generator, or RNG for short, is a method of generating numerical values that are unpredictable and lacking in any sort of pattern. In game development, accessing "true" randomness is
inconvenient at best, so programmers resort to using pseudo-random number generat... | {"url":"http://www.roguebasin.com/index.php?title=Random_number_generator&oldid=26489","timestamp":"2014-04-18T00:19:34Z","content_type":null,"content_length":"33760","record_id":"<urn:uuid:c2845112-1145-4101-8708-2ddc6f73155a>","cc-path":"CC-MAIN-2014-15/segments/1398223207985.17/warc/CC-MAIN-20140423032007-00476-ip-1... |
Have mathematicians finally discovered the hidden relationship between prime numbers?
Okay, math lovers, this is the one you've been waiting for: Shinichi Mochizuki of Kyoto University in Japan is claiming to have found proof (divided into four separate studies with 500+ pages) of the
so-called abc conjecture, a longst... | {"url":"http://io9.com/5942268/have-mathematicians-finally-discovered-the-hidden-relationship-between-prime-numbers","timestamp":"2014-04-16T11:44:06Z","content_type":null,"content_length":"86253","record_id":"<urn:uuid:6235d78d-ab2e-4ef1-8e1a-f77c3319c4c0>","cc-path":"CC-MAIN-2014-15/segments/1398223206672.15/warc/CC-... |
Powder Springs, GA Statistics Tutor
Find a Powder Springs, GA Statistics Tutor
...In adddition I have tutored hundreds of students preparing for the ACT and SAT entrance exams. I have taught these study skills for more than 20 years as an educator. I have taught in the RESA
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Is every model of ZF countable "seen from the outside"?
up vote 4 down vote favorite
I'm not sure if my question make sense, but it would also be interesting to know if it didn't, so I will ask anyway:
There exist a countable model of ZF. This means (if I understand it correctly) that we can find a model of ZF in ZF, s... | {"url":"http://mathoverflow.net/questions/12566/is-every-model-of-zf-countable-seen-from-the-outside?sort=oldest","timestamp":"2014-04-18T18:17:24Z","content_type":null,"content_length":"55418","record_id":"<urn:uuid:35518f7a-5083-4d7c-8dac-b0b190cfa57b>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.7/warc/CC-MAIN... |
Terminology question on covering spaces
up vote 4 down vote favorite
I'm teaching an elementary class about fundamental groups and covering spaces. It was very useful to use "fool's covering spaces" of a space $X$, defined as functors $\Pi_1(X)\to Sets$, where $\Pi_1
(X)$ is the fundamental groupoids of $X$. In a more ... | {"url":"http://mathoverflow.net/questions/49526/terminology-question-on-covering-spaces/49570","timestamp":"2014-04-16T16:17:59Z","content_type":null,"content_length":"71036","record_id":"<urn:uuid:5c0498c3-0b98-469f-95ce-035df4b428a6>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MAIN-20140416005217-00... |
Fundamental Theorem of calculus
April 2nd 2009, 03:50 PM #1
Apr 2009
Fundamental Theorem of calculus
1. The problem statement, all variables and given/known data
Find a function f : [-1,1] ---> R such that f satisfies the following properties:
a) f is continuous
b) f is restricted to (-1,1) is diffe... | {"url":"http://mathhelpforum.com/calculus/82010-fundamental-theorem-calculus.html","timestamp":"2014-04-18T08:35:48Z","content_type":null,"content_length":"31805","record_id":"<urn:uuid:087f5ff2-0ecd-4ec0-be89-5d3be945d599>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416005213-00638-ip-10-14... |
1. a game commonly used for low-stakes gambling, in which numbered balls or slips are drawn at random and players cover the correponding numbers on their cards, called Bingo cards, which have square
arrangement of such numbers. Each card has a different arrangement of the numbers, and the first player to cover all ... | {"url":"http://www.question.com/dictionary/bingo.html","timestamp":"2014-04-16T10:21:12Z","content_type":null,"content_length":"9474","record_id":"<urn:uuid:d70437ec-97e5-4568-98e1-983d25b4f41e>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00133-ip-10-147-4-33.ec2.internal.warc.gz"} |
Green, CA Algebra 2 Tutor
Find a Green, CA Algebra 2 Tutor
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Bulletin of the Iranian Mathematical Society
Home Articles List
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Volume & Issue:
Volume 37%25252C No. 1 (April 2011)
1 Extensions of Baer and quasi-Baer modules
Page 1-13
E. Hashemi
2 On the denseness of the invertible group in uniform Frechet algebras
Page 15-27
T. Gha... | {"url":"http://bims.iranjournals.ir/?_action=article&vol=42&issue=43&_is=Volume+37%252525252C+No.+1+(April+2011)","timestamp":"2014-04-16T14:06:02Z","content_type":null,"content_length":"32050","record_id":"<urn:uuid:e6258c30-d322-4519-acb2-bee47d81534d>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN... |
Linear and homogenous, differences...
March 18th 2011, 02:52 AM #1
Junior Member
Oct 2010
Linear and homogenous, differences...
I was wondering if perhaps someone here could give me a hand sorting out what's what between some different classes of diff. equations:
My basic understanding of a homogenous diff ... | {"url":"http://mathhelpforum.com/differential-equations/174945-linear-homogenous-differences.html","timestamp":"2014-04-16T16:04:11Z","content_type":null,"content_length":"40197","record_id":"<urn:uuid:4fc4fd40-1502-459a-a0e8-13f016a1d272>","cc-path":"CC-MAIN-2014-15/segments/1397609533689.29/warc/CC-MAIN-2014041600521... |
Basic Set Theory Proofs
December 19th 2011, 07:19 PM #1
Dec 2011
Basic Set Theory Proofs
I'm taking Topology next semester and, to prepare, I'm learning a little set theory. I had bought a Topology book from Dover Publications a couple years ago and am now starting to do some
problems in it. The very first ... | {"url":"http://mathhelpforum.com/discrete-math/194502-basic-set-theory-proofs.html","timestamp":"2014-04-17T01:28:29Z","content_type":null,"content_length":"52662","record_id":"<urn:uuid:bd6e7c39-15f7-4509-a310-fca8b0c3d7d8>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20140416005206-00438-ip-10-14... |
how to solve the side of quadrilateral with circle inside
how possible is this done? please help... im trying but i could not get the answer thanks a lot
A quadrilateral can have an inscribed circle if and only if AD + BC = AB+CD. Sum of opposite sides are equal.
I made a GSP sketch of this. I uploaded a pdf file. If y... | {"url":"http://mathhelpforum.com/geometry/208764-how-solve-side-quadrilateral-circle-inside.html","timestamp":"2014-04-16T07:01:03Z","content_type":null,"content_length":"35895","record_id":"<urn:uuid:a2d12b09-d033-4d2c-815f-4a6db342815a>","cc-path":"CC-MAIN-2014-15/segments/1397609521512.15/warc/CC-MAIN-20140416005201... |
Help needed on IMO 1990 question
March 26th 2009, 09:46 PM #1
Mar 2009
Help needed on IMO 1990 question
(IRN 2) Let S be a set with 1990 elements. P is the set such that its elements are the ordered
sequences of 100 elements of S. Knowing that any ordered element pair of S appears at most in
one element... | {"url":"http://mathhelpforum.com/discrete-math/80872-help-needed-imo-1990-question.html","timestamp":"2014-04-20T06:44:46Z","content_type":null,"content_length":"57783","record_id":"<urn:uuid:58376a47-535a-4409-8c5c-b0d9a760904e>","cc-path":"CC-MAIN-2014-15/segments/1397609538022.19/warc/CC-MAIN-20140416005218-00501-ip... |
st: Re: about MLE of exponential distribution
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Longwood University
2006 - 2007 Academic Year
Abstracts & Biographies
Date: 9/19/2006 (Tuesday)
Speaker: Dr. Chris Gennings
Department of Biostatistics
Virginia Commonwealth University
Title: A Gestalt Index: Use Of Desirability Functions In Evaluation Of Multiple Measurements per Experimental Subject
Abstract: Multipl... | {"url":"http://www.longwood.edu/mathematics/Colloquium_2006_07.htm","timestamp":"2014-04-20T18:25:27Z","content_type":null,"content_length":"33273","record_id":"<urn:uuid:1af368d8-8d0d-4a5c-9599-31dc050d54e6>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00327-ip-10-147-4-33.ec2.inte... |
Need major help with Trig Identities!
January 9th 2008, 12:51 PM #1
Junior Member
Jan 2008
Need major help with Trig Identities!
Hey guys..
So I'm doing trig identities in my advanced functions course and for some reason my brain just will not even take hold of a basic grasping as to how they work.. Its qui... | {"url":"http://mathhelpforum.com/trigonometry/25823-need-major-help-trig-identities.html","timestamp":"2014-04-16T16:07:24Z","content_type":null,"content_length":"49106","record_id":"<urn:uuid:cda57eba-3d53-4f76-9f8a-f83b9cd74af6>","cc-path":"CC-MAIN-2014-15/segments/1397609533689.29/warc/CC-MAIN-20140416005213-00455-i... |
Ibn al-Haytham
Ibn al-Haytham (ĭbˈən äl-hĪth-ämˈ) [key] or Alhazen ălhəzĕnˈ, 965–c.1040, Arab mathematician. Ibn al-Haytham was born in Basra, but made his career in Cairo, where he supported himself copying
scientific manuscripts. Among his original works, only those on optics, astronomy, and mathematics survive. His ... | {"url":"http://www.factmonster.com/encyclopedia/people/ibn-al-haytham.html","timestamp":"2014-04-21T13:39:47Z","content_type":null,"content_length":"20964","record_id":"<urn:uuid:c5b45ab6-93a1-4a58-8e5e-abd37f3ccb2e>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00060-ip-10-147-4-33.... |
Venice, CA Calculus Tutor
Find a Venice, CA Calculus Tutor
...Why is this stuff important anyway? Where is this class going? It's time to get a tutor - someone who cares about your success, who can help you understand and get back on track, and show you
why this stuff is important.
18 Subjects: including calculus... | {"url":"http://www.purplemath.com/Venice_CA_Calculus_tutors.php","timestamp":"2014-04-19T17:45:15Z","content_type":null,"content_length":"23985","record_id":"<urn:uuid:617f5d43-2202-4f95-a7d0-25de994a5a53>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-00302-ip-10-147-4-33.ec2.interna... |
Linear Regression
Linear regression attempts to model the relationship between two variables by fitting a linear equation to observed data. One variable is considered to be an explanatory variable, and the other is
considered to be a dependent variable. For example, a modeler might want to relate the weights of individ... | {"url":"http://www.stat.yale.edu/Courses/1997-98/101/linreg.htm","timestamp":"2014-04-20T13:28:18Z","content_type":null,"content_length":"8043","record_id":"<urn:uuid:7dda3314-b229-481e-8588-1997944d8dff>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416005218-00423-ip-10-147-4-33.ec2.internal... |
WZW Models in a Cohesive ∞-Topos
Posted by Urs Schreiber
A few hours back has started the
Workshop on Representation Theoretical and Categorical Structures In Quantum Geometry and Conformal Field Theory .
I have prepared some slides for my talk tomorrow, titled
Maybe you’d enjoy looking at it. I’d be interested in what... | {"url":"http://golem.ph.utexas.edu/category/2011/10/wzw_models_in_a_cohesive_topos.html","timestamp":"2014-04-19T11:56:53Z","content_type":null,"content_length":"11727","record_id":"<urn:uuid:0e21c207-c548-473c-8554-8621d747a165>","cc-path":"CC-MAIN-2014-15/segments/1397609537186.46/warc/CC-MAIN-20140416005217-00187-ip... |
[Numpy-discussion] try to solve issue #2649 and revisit #473
huangkandiy@gmai... huangkandiy@gmai...
Wed Apr 3 13:44:23 CDT 2013
Hello, all
I try to solve issue 2649 which is related to 473 on multiplication of a
matrix and an array. As 2649 shows
import numpy as np
x = np.arange(5)
I = np.asmatrix(np.identity... | {"url":"http://mail.scipy.org/pipermail/numpy-discussion/2013-April/066062.html","timestamp":"2014-04-16T08:04:31Z","content_type":null,"content_length":"4128","record_id":"<urn:uuid:c0741f30-cbaf-4b9a-8224-99f71a18f2c7>","cc-path":"CC-MAIN-2014-15/segments/1397609521558.37/warc/CC-MAIN-20140416005201-00623-ip-10-147-4... |
physics(check my work)
Number of results: 169,681
Physics (check)
The answer is correct. But, be careful in the work. In your work, you are using 1000kg when you mean 1000g or 1kg. You knew what you meant, but you might lose some points in the work.
Sunday, May 18, 2008 at 9:31pm by Quidditch
work on each is weight*hei... | {"url":"http://www.jiskha.com/search/index.cgi?query=physics(check+my+work)","timestamp":"2014-04-19T08:20:21Z","content_type":null,"content_length":"35353","record_id":"<urn:uuid:00351fb5-8ba2-4e7a-bc77-79a7196ff152>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00107-ip-10-147-4-33... |
If You Read Knowing and Teaching Math by Liping Ma, What Math Do You Use? - K-8 Curriculum Board
I just read "Knowing and Teaching Elementary Mathematics" by Liping Ma. I used to teach second grade and I have to admit I could have been an example of the poor American teacher without a deep
understanding of math. I taug... | {"url":"http://forums.welltrainedmind.com/topic/246544-if-you-read-knowing-and-teaching-math-by-liping-ma-what-math-do-you-use/","timestamp":"2014-04-20T20:55:56Z","content_type":null,"content_length":"194092","record_id":"<urn:uuid:1d2908b2-76fc-4aaa-a377-0535ce78546c>","cc-path":"CC-MAIN-2014-15/segments/139822320513... |
oh boy do i need help - complex analysis
September 13th 2008, 05:25 PM #1
Junior Member
Sep 2008
oh boy do i need help - complex analysis
I can't do #3 or #4
I have a feeling I can do 3 but I'm not quite sure where to go from
and for 4 I know that to show it's not injective show that exp(0,0) = exp(0,2p... | {"url":"http://mathhelpforum.com/calculus/48946-oh-boy-do-i-need-help-complex-analysis.html","timestamp":"2014-04-20T18:37:21Z","content_type":null,"content_length":"75487","record_id":"<urn:uuid:f03e5873-13bd-4ac5-a9bc-b78e10dbb670>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-0055... |
RcppZiggurat: Rcpp integration of different Ziggurat Normal RNGs
Random numbers are of critical importance for simulations. In particular, those following a standard normal distribution are frequently used.
, as a system and environment for statistical programming, comes with several generators for the normal distribut... | {"url":"http://dirk.eddelbuettel.com/code/rcpp.ziggurat.html","timestamp":"2014-04-21T14:41:50Z","content_type":null,"content_length":"10434","record_id":"<urn:uuid:84a2494c-ee0c-481c-9208-f177c95cb272>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-20140416005220-00135-ip-10-147-4-33.ec2.internal.w... |
On a clear day: solution
On a clear day: solution
R is the radius of the Earth, H is your height and D is how far you can see. The walking distance across the Earth's surface is the length of the arc s.
Solution to problem 1: In Issue 54's Outer Space you were asked to work out the "walking" distance over the Earth's s... | {"url":"http://plus.maths.org/content/plus-magazine-14","timestamp":"2014-04-21T09:54:21Z","content_type":null,"content_length":"35325","record_id":"<urn:uuid:6cfbb70e-3c5f-4904-ad8b-1d7face1fea2>","cc-path":"CC-MAIN-2014-15/segments/1397609539705.42/warc/CC-MAIN-20140416005219-00576-ip-10-147-4-33.ec2.internal.warc.gz... |
Re: st: DHS Ghana variable construction question
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Re: st: DHS Ghana variable construction question
From Tharshini Thangavelu <thth4658@student.su.se>
To statalist@hsphsun2.harvard.edu
Subject Re: st: DHS Ghana variable construction questi... | {"url":"http://www.stata.com/statalist/archive/2009-07/msg01086.html","timestamp":"2014-04-18T23:57:33Z","content_type":null,"content_length":"16253","record_id":"<urn:uuid:449d177e-8ea4-4ba7-819d-7bfbf8aabbb8>","cc-path":"CC-MAIN-2014-15/segments/1397609535535.6/warc/CC-MAIN-20140416005215-00035-ip-10-147-4-33.ec2.int... |
Understanding fertilizer math
There's a surprising amount of math devolved in using chemical fertilizers. This section covers the following useful fertilizer math skills:
• Converting fertilizer recommendations from an N-P[2]O[5]-K[2]O basis to the actual kind and amount of fertilizer needed.
• Selecting the most econo... | {"url":"http://www.nzdl.org/gsdlmod?e=d-00000-00---off-0hdl--00-0----0-10-0---0---0direct-10---4-------0-1l--11-en-50---20-about---00-0-1-00-0--4----0-0-11-10-0utfZz-8-00&a=d&c=hdl&cl=CL1.16&d=HASH412cd503b5262205ac14c6.11.11","timestamp":"2014-04-17T15:32:00Z","content_type":null,"content_length":"61988","record_id":"... |
Seven Bridges of K
Solution: Math Puzzle: The Seven Bridges of Königsberg
Solution: The Seven Bridges of Königsberg Math Puzzle
The Swiss mathematician Leonhard Euler became interested in the Königsberg bridge problem. In 1736 he published a paper showing that it was not possible to find a path that would cross each br... | {"url":"http://www.planetseed.com/mathsolution/solution-math-puzzle-seven-bridges-konigsberg","timestamp":"2014-04-20T23:49:18Z","content_type":null,"content_length":"64439","record_id":"<urn:uuid:43095fee-a44b-4590-be63-a02a76dbe486>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-0033... |
The Curious Science of Counting a Crowd
Digital Design & Imaging Service, Inc.
On June 4, a huge crowd gathered in Hong Kong
for a vigil to commemorate the 22nd anniversary of the Tiananmen Square massacre in Beijing. But just how huge? In some stories 77,000 people showed up. Another story, though, listed the attendan... | {"url":"http://www.popularmechanics.com/_mobile/science/the-curious-science-of-counting-a-crowd","timestamp":"2014-04-20T01:57:19Z","content_type":null,"content_length":"32314","record_id":"<urn:uuid:88f8ca93-65ec-4d39-adb5-03867b0577e2>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MAIN-20140416005217-0... |
how to choose predictive variables in my time series regression model
I have to forecast daily sales for my company and I have a list of 300+ potential variables that can be predictive of the daily sales. How do I decide which one to include in my time series
regression model? Do I have to go through steps like prewhit... | {"url":"http://www.analyticbridge.com/group/timeseries/forum/topics/how-to-choose-predictive?commentId=2004291%3AComment%3A49216&groupId=2004291%3AGroup%3A19439","timestamp":"2014-04-19T23:06:30Z","content_type":null,"content_length":"66763","record_id":"<urn:uuid:853a2dc3-5b37-48b9-9428-8feff5ba4f60>","cc-path":"CC-MA... |
Coordinating transmit power and carrier phase for wireless networks with multi-packet reception capability
Driven by advances in signal processing and multiuser detection (MUD) technologies, it has become possible for a wireless node to simultaneously receive multiple signals from other transmitters. In
order to take f... | {"url":"http://jwcn.eurasipjournals.com/content/2013/1/1","timestamp":"2014-04-18T02:58:33Z","content_type":null,"content_length":"124061","record_id":"<urn:uuid:65a739c7-3850-484f-9bba-e6d4dbc08999>","cc-path":"CC-MAIN-2014-15/segments/1398223206672.15/warc/CC-MAIN-20140423032006-00516-ip-10-147-4-33.ec2.internal.warc... |
Posts by
Posts by Kim
Total # Posts: 1,974
Write 75.42 in fractional notation.
For a given quantum number, n, which electrons will experience the greatest Z*, s or p??????
what is the effect of electrons in a penetrating orbital on Z* (the effective nuclear charge) felt by electrons in a second orbital?
1. A 4.0 N for... | {"url":"http://www.jiskha.com/members/profile/posts.cgi?name=Kim&page=17","timestamp":"2014-04-18T22:08:41Z","content_type":null,"content_length":"26650","record_id":"<urn:uuid:1e96b074-c6f7-484f-a8e7-a9f45c078d22>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.9/warc/CC-MAIN-20140416005215-00552-ip-10-147-4-33.ec2... |
Vertical Distribution of Seimic Force - Structural
I am studying for the SE Lateral portion of test and starting going through Kaplan’s “Seismic Design and Review for the PE Exam” by Alan Williams. The question I have is when the book does example
2.9 explaining the vertical distribution of seismic forces it goes throu... | {"url":"http://engineerboards.com/index.php?showtopic=18520&pid=6941044&st=0","timestamp":"2014-04-18T08:07:05Z","content_type":null,"content_length":"70038","record_id":"<urn:uuid:f1ded20f-0005-4f50-8616-88e82f36bb82>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-20140423032002-00259-ip-10-147-4-3... |
Non parametric and F test!!!
October 17th 2008, 12:15 AM
Col carter
Non parametric and F test!!!
morning mathematicians, i have this question i have a answer but i`m not sure that my method is completly correct!! if anyone could have a quick check i`ll be happy.
The question is as follows---
18 of the subje... | {"url":"http://mathhelpforum.com/advanced-statistics/54180-non-parametric-f-test-print.html","timestamp":"2014-04-20T12:11:05Z","content_type":null,"content_length":"5123","record_id":"<urn:uuid:c4191ae7-5766-4353-ba9e-fc1ca1f02036>","cc-path":"CC-MAIN-2014-15/segments/1397609538423.10/warc/CC-MAIN-20140416005218-00324... |
nergy and
Work, Energy and Power
This page supports the multimedia tutorial Energy and Power
This page gives a background to some of the clips shown in the multimedia tutorial.
We all know about physical work, so we started the tutorial with this example, which also gives an idea of the size of the quantities involved... | {"url":"http://www.animations.physics.unsw.edu.au/jw/work.htm","timestamp":"2014-04-18T15:38:30Z","content_type":null,"content_length":"60670","record_id":"<urn:uuid:7d0f455c-f022-4f9d-8af5-ad0b382f6a8d>","cc-path":"CC-MAIN-2014-15/segments/1397609533957.14/warc/CC-MAIN-20140416005213-00198-ip-10-147-4-33.ec2.internal.... |
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Factor 15x^2 - 37x + 20
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Next: Acknowledgments Up: Gödel Machines: Self-Referential Universal Previous: Frequently Asked Questions
In 1931, Kurt Gödel laid the foundations of theoretical computer science, using elementary arithmetics to build a universal programming language for encoding arbitrary proofs, given an arbitrary
enumerable set of a... | {"url":"http://www.idsia.ch/~juergen/gmweb4/node26.html","timestamp":"2014-04-18T13:06:57Z","content_type":null,"content_length":"6427","record_id":"<urn:uuid:301ee27f-4b96-4c8a-a9be-934165e99eb6>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-00075-ip-10-147-4-33.ec2.internal.warc.gz"... |
Sorting algorithms
Quicksort is one of the fastest and simplest sorting algorithms [Hoa 62]. It works recursively by a divide-and-conquer strategy .
First, the sequence to be sorted a is partitioned into two parts, such that all elements of the first part b are less than or equal to all elements of the second part... | {"url":"http://www.iti.fh-flensburg.de/lang/algorithmen/sortieren/quick/quicken.htm","timestamp":"2014-04-18T18:11:13Z","content_type":null,"content_length":"18791","record_id":"<urn:uuid:2973182c-6102-402e-a668-f2056a5252b1>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.7/warc/CC-MAIN-20140416005215-00090-ip-10-1... |
Re: st: dummy variable
Notice: On March 31, it was announced that Statalist is moving from an email list to a forum. The old list will shut down at the end of May, and its replacement, statalist.org is already up and
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Re: st: dummy variable
Fr... | {"url":"http://www.stata.com/statalist/archive/2011-09/msg00653.html","timestamp":"2014-04-18T08:48:18Z","content_type":null,"content_length":"11120","record_id":"<urn:uuid:9b9b25ee-dd78-49bb-8b1d-5f7a0263b717>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00247-ip-10-147-4-33.ec2.int... |
Golf, FL Algebra 2 Tutor
Find a Golf, FL Algebra 2 Tutor
...This school targets 15-22 year old students that have had behavioral, academic, and/or social problems at regular public schools. Students focus on gaining skills that help them to become
employable in the community and find success outside of the traditio... | {"url":"http://www.purplemath.com/Golf_FL_algebra_2_tutors.php","timestamp":"2014-04-17T11:11:32Z","content_type":null,"content_length":"24109","record_id":"<urn:uuid:dbf29f24-acbe-4116-9a71-da7e27484622>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00503-ip-10-147-4-33.ec2.internal... |