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Thanks... | {"url":"http://openstudy.com/users/robert_luo/answered","timestamp":"2014-04-17T10:03:25Z","content_type":null,"content_length":"105124","record_id":"<urn:uuid:46a7101f-b137-45be-9379-6ea8fe37910d>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00134-ip-10-147-4-33.ec2.internal.warc.g... |
The D.R.K Club (FFXIV: Woes and Wonderments)
Nilatai wrote:
I picked up a Haub +1 for 200k on my server.
Haha, I remember when that was one of my money makers.
Raelix wrote:
if i had 10g for every time someone called me "milch" on here or BG, i'd have sold gil and never had to work IRL.
I'd call you Mitchell, and imag... | {"url":"http://wow.allakhazam.com/forum.html?forum=260&mid=126175514163454467&p=170","timestamp":"2014-04-19T18:10:05Z","content_type":null,"content_length":"189313","record_id":"<urn:uuid:0e74aec7-f691-45ef-a758-5f1bab87f024>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-20140423032006-00025-ip-10... |
Epimorphisms have dense range in TopHausGrp?
up vote 10 down vote favorite
Consider the category of Topological Groups with continuous homomorphisms. Then a continuous homomorphism $f:G\rightarrow H$ with dense range is an epimorphism. Is the converse true? If not, what
about for locally compact groups?
Even for groups... | {"url":"http://mathoverflow.net/questions/56453/epimorphisms-have-dense-range-in-tophausgrp?sort=votes","timestamp":"2014-04-19T12:40:18Z","content_type":null,"content_length":"61053","record_id":"<urn:uuid:4036afcd-dfee-4e66-a28a-e46134e56f21>","cc-path":"CC-MAIN-2014-15/segments/1397609537186.46/warc/CC-MAIN-20140416... |
Quantitative measurement of infinite dimensionality
up vote 5 down vote favorite
I recently encountered the metric mean dimension, which is a numerical metric invariant of (discrete time, compact space) dynamical systems that refines topological entropy for infinite-entropy
systems. I am wondering if anything similar c... | {"url":"http://mathoverflow.net/questions/59281/quantitative-measurement-of-infinite-dimensionality","timestamp":"2014-04-16T19:39:41Z","content_type":null,"content_length":"64940","record_id":"<urn:uuid:d377784e-14ea-4736-939c-af5677a3ea83>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-201404230320... |
A Guide to jumping to conclusions in the NBA and Employee of the Year for 2009-2010
Posted on 11/18/2010 by Arturo Galletti
My first move as the manager of the machine shop was to introduce standardized work. –Taiichi Ohno father of the Toyota Production System
Quality over Quantity. Consistency. These are the hallmark... | {"url":"http://arturogalletti.wordpress.com/2010/11/18/a-guide-to-jumping-to-conclusions-in-the-nba-and-employee-of-the-year-for-2009-2010/","timestamp":"2014-04-20T15:51:30Z","content_type":null,"content_length":"126936","record_id":"<urn:uuid:0a0ba23d-0e69-4e28-95ce-42a91bc491ce>","cc-path":"CC-MAIN-2014-15/segments/... |
Modeling Residential Electricity Usage with R
January 30, 2013
By Lloyd Spencer
Wow, I can’t believe it has been 11 months since my last blog posting! The next series of postings will be related to the retail energy field. Residential power usage is satisfying to model as it can
be forecast fairly accurately with the r... | {"url":"http://www.r-bloggers.com/modeling-residential-electricity-usage-with-r/","timestamp":"2014-04-16T10:26:14Z","content_type":null,"content_length":"61189","record_id":"<urn:uuid:9a239e75-6714-4883-ac24-65fdf4de36bb>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00167-ip-10-147... |
least upper bound and greatest lower bound
September 22nd 2007, 08:24 AM
least upper bound and greatest lower bound
How would you prove this question: Let A and B be nonempty sets of the real numbers. Define A-B={a-b:a in A,b in B}. Show that if A and B are bounded, then sup(A-B)=supA - infB and inf(A-B)=infA
-... | {"url":"http://mathhelpforum.com/calculus/19327-least-upper-bound-greatest-lower-bound-print.html","timestamp":"2014-04-20T15:10:50Z","content_type":null,"content_length":"10876","record_id":"<urn:uuid:122d73f9-ae3b-4038-9ed7-3f0a807ab493>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-2014041600521... |
Explicit Construction of Families of LDPC Codes of girth at least six
Results 1 - 10 of 18
- IEEE Transactions on Information Theory , 2006
"... Abstract — One approach to designing structured low-density parity-check (LDPC) codes with large girth is to shorten codes with small girth in such a manner that the deleted c... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=549839","timestamp":"2014-04-25T02:13:32Z","content_type":null,"content_length":"37422","record_id":"<urn:uuid:9f870d09-5c81-4583-a98f-32d8a0a3a915>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00275-ip-10-147-4-33.ec2.internal.war... |
Electrons in the Band Gap
Thanks...In most of the Semiconductor Physics Textbooks, they say that the probability of finding an electron at Fermi Energy ( Chemical Potential, as you say ) is 0.5. What does this mean?? and why
should the probability curve is symmetric about the fermi level (i.e 0.5 probability) above zer... | {"url":"http://www.physicsforums.com/showthread.php?p=1097540","timestamp":"2014-04-20T03:25:48Z","content_type":null,"content_length":"42525","record_id":"<urn:uuid:0e7c0c16-4eac-4fba-ae8c-d6bb47b8b413>","cc-path":"CC-MAIN-2014-15/segments/1398223202774.3/warc/CC-MAIN-20140423032002-00332-ip-10-147-4-33.ec2.internal.w... |
[FOM] feasibility (was PA Incompleteness)
Vaughan Pratt pratt at cs.stanford.edu
Wed Oct 17 03:30:41 EDT 2007
From: Vladimir Sazunov
> 2. Another approach is based on Parikh's formalization of feasible
> numbers and, as I believe, more adequate formalization which I
> mentioned in my recent posting to FOM
> http://w... | {"url":"http://www.cs.nyu.edu/pipermail/fom/2007-October/012063.html","timestamp":"2014-04-20T21:03:24Z","content_type":null,"content_length":"5193","record_id":"<urn:uuid:a9784e6a-244f-4881-ac50-42c5d040b1ec>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00064-ip-10-147-4-33.ec2.int... |
Linear Combinations and Spans
Throughout this discussion I am assuming we are dealing with a real vector space V. Every time I mention a collection of vectors I will assume that these vectors are in V. Vectors will usually be in
bold for example w or v. Scalars will be in italics for example k or c. Remember for real v... | {"url":"http://homepage.smc.edu/mazorow_moya/Math13/Classnotes/linear_combinations_and_spans.htm","timestamp":"2014-04-18T13:07:34Z","content_type":null,"content_length":"72616","record_id":"<urn:uuid:8636ff8b-8d3b-47f4-8516-79da1463f9fb>","cc-path":"CC-MAIN-2014-15/segments/1397609533689.29/warc/CC-MAIN-20140416005213... |
Emerson, NJ Math Tutor
Find an Emerson, NJ Math Tutor
...As long as the student is trying hard to understand something, I will not give up on trying to help them learn. TRAVEL I am based in Manhattan, however I am able to travel to other boroughs or
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Using Fractions
Chapter 3: Using Fractions
Created by: CK-12
In Math 7, the learning content is divided into Concepts. Each Concept is complete and whole providing focused learning on an indicated objective. Theme-based Concepts provide students with
experiences that integrate the content of each Concept. Students are ... | {"url":"http://www.ck12.org/book/CK-12-Middle-School-Math-Concepts---Grade-7/r2/section/3.0/","timestamp":"2014-04-16T16:50:16Z","content_type":null,"content_length":"101768","record_id":"<urn:uuid:de7a52d1-251f-4570-baae-ad506af474b9>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00... |
Geometry Tutors
Smyrna, GA 30080
Everything about Mathematics and Economics: High school to college
...I have also worked with pivot tables and their relationships and macros. Also, I have done package installations, printing with/without grids, copying and pasting to word and hence print.
, as one of the foundations ... | {"url":"http://www.wyzant.com/geo_Atlanta_geometry_tutors.aspx?d=20&pagesize=5&pagenum=5","timestamp":"2014-04-16T08:00:37Z","content_type":null,"content_length":"64265","record_id":"<urn:uuid:1d977026-04e0-4860-a8cc-60f61416f168>","cc-path":"CC-MAIN-2014-15/segments/1397609521558.37/warc/CC-MAIN-20140416005201-00574-i... |
2667 -- Barber's problem
Barber's problem
Time Limit: 1000MS Memory Limit: 65536K
Total Submissions: 657 Accepted: 151
Tom is a barber in a small town. He owns a little store, several apprentices and good credit for his high quality service. However, as his customers become more and more, he got some problems.
... | {"url":"http://poj.org/problem?id=2667","timestamp":"2014-04-20T13:19:18Z","content_type":null,"content_length":"9758","record_id":"<urn:uuid:32c8d553-a824-4632-9191-4f81c0c53fe0>","cc-path":"CC-MAIN-2014-15/segments/1398223206672.15/warc/CC-MAIN-20140423032006-00320-ip-10-147-4-33.ec2.internal.warc.gz"} |
Advanced Calculus/Real Analysis Help
March 7th 2013, 09:54 AM #1
Mar 2013
Advanced Calculus/Real Analysis Help
Hello Everyone! I have 2 questions that I am extremely stuck on and I was wondering if anyone knew how to help! Anything would be great. Here they are:
(1) Use Bolzano Weierstrass to prove the inte... | {"url":"http://mathhelpforum.com/advanced-math-topics/214394-advanced-calculus-real-analysis-help.html","timestamp":"2014-04-21T09:22:50Z","content_type":null,"content_length":"43646","record_id":"<urn:uuid:4e76f95b-6ad3-45c7-87c6-6fbf60d754da>","cc-path":"CC-MAIN-2014-15/segments/1397609539665.16/warc/CC-MAIN-20140416... |
Idledale Precalculus Tutor
Find a Idledale Precalculus Tutor
...I worked as a tutor and instructional assistant at American River College in Sacramento, CA for 15 years. I also attended UC Berkeley as an Engineering major.I took this class at American River
College in Sacramento, CA. I received an A, one of the hig... | {"url":"http://www.purplemath.com/Idledale_Precalculus_tutors.php","timestamp":"2014-04-18T11:29:06Z","content_type":null,"content_length":"23925","record_id":"<urn:uuid:b5f0db33-4119-41e1-b649-e382e0a078ed>","cc-path":"CC-MAIN-2014-15/segments/1397609533308.11/warc/CC-MAIN-20140416005213-00318-ip-10-147-4-33.ec2.inter... |
Inductor Impedance Calculator
The inductor impedance calculator calculates the impedance of an inductor based on the value of the inductance, L, of the inductor and the frequency, f, of the signal passing through the inductor,
according to the formula, XL= 2πfL.
A user enters the inductance, L, and the frequency, f, an... | {"url":"http://www.learningaboutelectronics.com/Articles/Inductor-impedance-calculator.php","timestamp":"2014-04-18T07:30:16Z","content_type":null,"content_length":"6607","record_id":"<urn:uuid:7869dca5-8449-42d3-a722-e5df2f36e61b>","cc-path":"CC-MAIN-2014-15/segments/1398223206672.15/warc/CC-MAIN-20140423032006-00596-... |
UT Dallas 2012 Undergraduate Catalog
School of Natural Sciences and Mathematics
Mathematics (B.S.)
Mathematics is both a profession and an indispensable tool for many types of work. As a tool, mathematics is a universal language that has been crucial in formulating and expressing ideas not only in
science and engineeri... | {"url":"http://catalog.utdallas.edu/2012/undergraduate/programs/nsm/mathematics/showprint","timestamp":"2014-04-19T14:31:21Z","content_type":null,"content_length":"215903","record_id":"<urn:uuid:44999b6b-6335-4d3e-b13f-4ceec06d6487>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20140416005217-00369-... |
-Transform of Sub-fBm and an Application to a Class of Linear Subfractional BSDEs
Advances in Mathematical Physics
Volume 2013 (2013), Article ID 827192, 11 pages
Research Article
The -Transform of Sub-fBm and an Application to a Class of Linear Subfractional BSDEs
^1College of Information Science and Technology, Dongh... | {"url":"http://www.hindawi.com/journals/amp/2013/827192/","timestamp":"2014-04-20T19:06:28Z","content_type":null,"content_length":"976421","record_id":"<urn:uuid:71766eca-896e-4680-aae4-9d593589df72>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00257-ip-10-147-4-33.ec2.internal.warc... |
[FOM] Concerning definition of formulas
Vaughan Pratt pratt at cs.stanford.edu
Fri Oct 5 20:57:19 EDT 2007
Saurav's question (on how to break the vicious circle between the
definition of wff and the definition of ZFC which seemed interdependent)
was responded to initially by Andrej Bauer in terms of three
methodologies... | {"url":"http://www.cs.nyu.edu/pipermail/fom/2007-October/012008.html","timestamp":"2014-04-17T04:21:26Z","content_type":null,"content_length":"8060","record_id":"<urn:uuid:4298c22f-e4a3-4f03-b0be-febc3588d5e2>","cc-path":"CC-MAIN-2014-15/segments/1398223202774.3/warc/CC-MAIN-20140423032002-00557-ip-10-147-4-33.ec2.inte... |
Square Constructed Upon A Given Line
An illustration showing how to construct a square upon a given line. "With AB as radius and A and B as centers, draw the circle arcs AED and BEC. Divide the arc BE in two equal parts at F, and with
EF as radius and E as center, draw the circle CFD. Join A and CB and D, C and D, whic... | {"url":"http://etc.usf.edu/clipart/49900/49914/49914_construction.htm","timestamp":"2014-04-20T06:23:56Z","content_type":null,"content_length":"11543","record_id":"<urn:uuid:45207442-1ac4-47d8-befc-4849d87467ec>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-20140423032002-00013-ip-10-147-4-33.ec2.i... |
Guide Entry 07.03.06
Yale-New Haven Teachers Institute Home
Astronomy: The Mathematician's Perspective, by Maria Stockmal
Guide Entry to 07.03.06:
This curriculum unit offers a way to teach mathematics through astronomy. Sometimes teaching mathemati... | {"url":"http://www.yale.edu/ynhti/curriculum/guides/2007/3/07.03.06.x.html","timestamp":"2014-04-20T15:56:58Z","content_type":null,"content_length":"4476","record_id":"<urn:uuid:c12fe614-5992-42a0-ab29-9a0d0d1f14de>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00416-ip-10-147-4-33.ec... |
motion, equation ofmathematical formula that describes the position, velocity, or acceleration of a body relative to a given frame of reference. Newton’s second law, which states that the force F
acting on a body is equal to the mass m of the body multiplied by the acceleration a of its centre of mass, F = ma ma, is th... | {"url":"http://media-3.web.britannica.com/eb-diffs/101/394101-9008-53960.html","timestamp":"2014-04-17T21:31:52Z","content_type":null,"content_length":"7758","record_id":"<urn:uuid:435420a1-c72d-4b32-a39c-7c258a42a175>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00179-ip-10-147-4-3... |
Yahoo Groups
Vague idea for factorization in time N^(1/5+o(1))
Expand Messages
View Source
Crandall & Pomerance's book in addition to explaining how N^(1/4+o(1))
is the fastest known time bound for a rigorous deterministic factoring algorithm,
also explains that there is another deterministic algorithm,... | {"url":"https://groups.yahoo.com/neo/groups/primenumbers/conversations/topics/23901?o=1&d=-1","timestamp":"2014-04-18T10:46:51Z","content_type":null,"content_length":"41299","record_id":"<urn:uuid:e24ccd49-3c64-42a1-a60f-4e67a7d189ca>","cc-path":"CC-MAIN-2014-15/segments/1397609533308.11/warc/CC-MAIN-20140416005213-004... |
Sums of Powers of Positive Integers - Johann Faulhaber (1580-1635), Germany
Johann Faulhaber was an arithmetic teacher (rechenmeister), who spent his entire life in Ulm, Germany. He also was an enthusiastic adherent of the new Protestantism who highlighted the number 666 in
all of his books, whether religious or mathem... | {"url":"http://www.maa.org/publications/periodicals/convergence/sums-of-powers-of-positive-integers-johann-faulhaber-1580-1635-germany","timestamp":"2014-04-17T01:37:01Z","content_type":null,"content_length":"109902","record_id":"<urn:uuid:8703e414-9207-44b5-9041-3e1f04cc959a>","cc-path":"CC-MAIN-2014-15/segments/13976... |
Minus times a minus is a plus
My response to the blog wars about multiplying negative numbers. Mostly inspired by Eric’s comment on Mike Croucher’s Walking Randomly.
Big image, links to a PDF (of vector goodness).
I wanted to put the Inkscsape SVG source inside the PNG image. But it turns out wordpress.com “optimises” ... | {"url":"http://drj11.wordpress.com/2009/10/05/minus-times-a-minus-is-a-plus/","timestamp":"2014-04-16T16:10:02Z","content_type":null,"content_length":"124224","record_id":"<urn:uuid:5c50c50d-bc38-43df-9608-a080ecfedce7>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-00183-ip-10-147-4-3... |
Document Distance: Program Using Dictionaries
Problem Definition | Data Sets | Programs: v1 - v2 - v3 - v4 - v5 - v6 | Program Using Dictionaries
Here is one more version of the document distance code which uses hashing more thoroughly (PY). It achieves a running time of Θ(n). This linear time bound is optimal because ... | {"url":"http://ocw.mit.edu/ans7870/6/6.006/s08/lecturenotes/dd_dict.htm","timestamp":"2014-04-19T20:29:47Z","content_type":null,"content_length":"10572","record_id":"<urn:uuid:86cd3546-328b-4853-9730-d9dab91e564b>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00284-ip-10-147-4-33.ec2... |
The most complicated problem in Derivative of Inverse Trigonometric Functions
September 12th 2009, 09:59 PM
The most complicated problem in Derivative of Inverse Trigonometric Functions
Hello everyone, i'm new in here . I do hope I'm welcome in here. Pls.. give me some complicated, not basic, really complicated pro... | {"url":"http://mathhelpforum.com/calculus/101984-most-complicated-problem-derivative-inverse-trigonometric-functions-print.html","timestamp":"2014-04-20T11:54:41Z","content_type":null,"content_length":"11657","record_id":"<urn:uuid:1cd728ed-cb02-49f3-bbc9-2cffa230afc5>","cc-path":"CC-MAIN-2014-15/segments/1397609538423... |
A Symbolic Derivation of Beta-splines of Arbitrary Order
Brian A. Barsky and Gadiel Seroussi
EECS Department
University of California, Berkeley
Technical Report No. UCB/CSD-91-633
June 1991
Beta-splines are a class of splines with applications in the construction of curves and surfaces for computer-aided geometric desi... | {"url":"http://www.eecs.berkeley.edu/Pubs/TechRpts/1991/6395.html","timestamp":"2014-04-16T16:08:13Z","content_type":null,"content_length":"7637","record_id":"<urn:uuid:1d10bc59-efa6-4158-b772-cfa25b9426ee>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00318-ip-10-147-4-33.ec2.intern... |
Determining a generating function (of a restricted form)
up vote 0 down vote favorite
Inspired by a recent problem for linear recurrence relations I have the following question (which may be too much to hope for). The Catalan numbers (just to give a specific example) have generating
Suppose I had the the first 20 or 50... | {"url":"http://mathoverflow.net/questions/66863/determining-a-generating-function-of-a-restricted-form","timestamp":"2014-04-19T14:57:05Z","content_type":null,"content_length":"61010","record_id":"<urn:uuid:fb5120e3-a855-4992-8323-a96fc5fd49a5>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-201404160... |
Solving Quartic
April 2nd 2006, 11:18 AM #1
Dec 2005
Solving Quartic
Find all roots of x^4 + i =0. Write answers in trigonometric form.
Don't know how to solve quartics.
Any help would be appreciated.
Find all roots of x^4 + i =0. Write answers in trigonometric form.
Don't know how to solve quar... | {"url":"http://mathhelpforum.com/pre-calculus/2424-solving-quartic.html","timestamp":"2014-04-16T17:46:48Z","content_type":null,"content_length":"51574","record_id":"<urn:uuid:4fca84a2-15d6-4254-b1d4-5cb4576736ed>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00516-ip-10-147-4-33.ec2... |
This series covers all areas of research at Perimeter Institute, as well as those outside of PI's scope.
The standard method to study nonperturbative properties of quantum field theories is to Wick rotate the theory to Euclidean space and regulate it on a Euclidean Lattice. An alternative is "fuzzy
field theory". This ... | {"url":"https://www.perimeterinstitute.ca/video-library/collection/colloquium?page=11","timestamp":"2014-04-19T04:01:59Z","content_type":null,"content_length":"65844","record_id":"<urn:uuid:04ef06ba-0a7d-4ebd-9dbc-d2c85ffcc68d>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-00154-ip-10... |
Bayesian Interpolation
Results 1 - 10 of 416
- LEARNING IN GRAPHICAL MODELS , 1995
"... ..."
- ADVANCES IN LARGE MARGIN CLASSIFIERS , 1999
"... The output of a classifier should be a calibrated posterior probability to enable post-processing. Standard SVMs do not provide such probabilities. One method to create probabi... | {"url":"http://citeseerx.ist.psu.edu/showciting?doi=10.1.1.27.9072","timestamp":"2014-04-18T21:50:50Z","content_type":null,"content_length":"39295","record_id":"<urn:uuid:e7bcfd76-895c-4fa9-8c79-ac03851c57a3>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.9/warc/CC-MAIN-20140416005215-00217-ip-10-147-4-33.ec2.inter... |
Description of Accuplacer Tests
Reading This test is designed to measure how well you understand what you read. Some ask you to decide how two sentences are related. Other questions ask you questions about reading
Comprehension passages of various lengths. You will be asked to interpret and draw conclusio... | {"url":"http://www.weber.edu/TestingCenter/accuplacer-description.html","timestamp":"2014-04-21T04:32:47Z","content_type":null,"content_length":"22949","record_id":"<urn:uuid:b982f19a-b063-4c34-829d-4a08817efb6c>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00139-ip-10-147-4-33.ec2.... |
Toltec, AZ Math Tutor
Find a Toltec, AZ Math Tutor
...I would welcome the opportunity to help you! Regards, Fred Reviews from previous students: "An inspiration. He touches the lives of everyone he teaches and gives students a new confidence in
15 Subjects: including algebra 1, algebra 2, calculus, geometry
...I ... | {"url":"http://www.purplemath.com/Toltec_AZ_Math_tutors.php","timestamp":"2014-04-19T17:27:00Z","content_type":null,"content_length":"23748","record_id":"<urn:uuid:8ed94256-3398-42a1-bbbc-fc9eed24c201>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-00486-ip-10-147-4-33.ec2.internal.war... |
ALEX Lesson Plans
Subject: Mathematics (K), or Technology Education (K - 2)
Title: Lucky Charms colors and shapes
Description: Students will complete a hands-on activity by sorting, estimating, counting, and graphing data. Students will sort the Lucky Charms by color and/shape. Students will interpret the data
and crea... | {"url":"http://alex.state.al.us/all.php?std_id=53521","timestamp":"2014-04-20T23:32:28Z","content_type":null,"content_length":"190306","record_id":"<urn:uuid:f9c2011d-3212-4de7-9e80-56b0d323a800>","cc-path":"CC-MAIN-2014-15/segments/1397609539337.22/warc/CC-MAIN-20140416005219-00438-ip-10-147-4-33.ec2.internal.warc.gz"... |
C++ templates
06-05-2012 #1
Registered User
Join Date
Sep 2009
C++ templates
Hi, I'm fairly new to C++. I'm trying to make a priority queue with a binary search tree. My BST class is
template <class T>
class BST
class Node
T Value;
Node* Left;
... | {"url":"http://cboard.cprogramming.com/cplusplus-programming/148998-cplusplus-templates.html","timestamp":"2014-04-17T23:03:07Z","content_type":null,"content_length":"70542","record_id":"<urn:uuid:63e19962-c596-42d0-bc56-ab60be97371c>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-006... |
Conjugate gradients squared method
x = cgs(A,b)
[x,flag] = cgs(A,b,...)
[x,flag,relres] = cgs(A,b,...)
[x,flag,relres,iter] = cgs(A,b,...)
[x,flag,relres,iter,resvec] = cgs(A,b,...)
x = cgs(A,b) attempts to solve the system of linear equations A*x = b for x. The n-by-n coefficient matrix A must be square and should be ... | {"url":"http://www.mathworks.com.au/help/matlab/ref/cgs.html?nocookie=true","timestamp":"2014-04-24T19:15:04Z","content_type":null,"content_length":"46541","record_id":"<urn:uuid:0da6bda2-a2bc-4991-86a9-48b024501387>","cc-path":"CC-MAIN-2014-15/segments/1398223206672.15/warc/CC-MAIN-20140423032006-00347-ip-10-147-4-33.... |
Using Z-Scores to Calculate Probability
Date: 05/25/2008 at 16:56:42
From: Kate
Subject: Statistics
Trains carry bauxite ore from a mine in Canada to an aluminum
processing plant in northern New York state in hopper cars. Filling
equipment is used to load ore into the hopper cars. When functioning
properly, the actua... | {"url":"http://mathforum.org/library/drmath/view/72187.html","timestamp":"2014-04-16T17:21:33Z","content_type":null,"content_length":"8715","record_id":"<urn:uuid:9fe002e1-3704-4a37-b362-f1927de40601>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00210-ip-10-147-4-33.ec2.internal.war... |
Quantum Adeles
A generalization of number concept is proposed. One can replace integer n with n-dimensional Hilbert space and sum + and product × with direct sum ⊕ and tensor product ⊗ and introduce their
co-operations, the definition of which is highly non-trivial.
This procedure yields also Hilbert space variants of ... | {"url":"http://vixra.org/abs/1203.0059","timestamp":"2014-04-19T06:51:56Z","content_type":null,"content_length":"8707","record_id":"<urn:uuid:3814e430-4648-493a-b43b-2b4d50595fc8>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00139-ip-10-147-4-33.ec2.internal.warc.gz"} |
Polygonal Meshes
Author Polygonal Meshes
Ranch Hand
Hi, I'm experimenting with polygonal meshes to make 3D objects.
Joined: Apr 11,
2005 I can draw two polygons (connected by an edg... | {"url":"http://www.coderanch.com/t/346384/GUI/java/Polygonal-Meshes","timestamp":"2014-04-16T16:53:57Z","content_type":null,"content_length":"24033","record_id":"<urn:uuid:4cc73579-ff73-411c-9139-f040a7588fdf>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00047-ip-10-147-4-33.ec2.int... |
Summary: A CRITERION FOR HNN EXTENSIONS OF FINITE p-GROUPS
TO BE RESIDUALLY p
Abstract. We give a criterion for an HNN extension of a finite p-group to be
residually p.
1. Statement of the Main Results
By an HNN pair we mean a pair (G, ) where G is a group and : A B is an
isomorphism between subgroups A and B of G. Giv... | {"url":"http://www.osti.gov/eprints/topicpages/documents/record/092/3188992.html","timestamp":"2014-04-20T16:07:50Z","content_type":null,"content_length":"8078","record_id":"<urn:uuid:a8560707-b11e-42ec-a1a5-339215b1d526>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00202-ip-10-147-4... |
Is a quasi-iso in Lie algebra cohomology necessarily an iso?
up vote 6 down vote favorite
Let $\mathfrak g$ be a Lie algebra (if it matters, right now I only care about finite-dimensional Lie algebras in characteristic $0$, although I'm never opposed to hearing about more general cases).
Recall that it determines a dif... | {"url":"http://mathoverflow.net/questions/39366/is-a-quasi-iso-in-lie-algebra-cohomology-necessarily-an-iso/40061","timestamp":"2014-04-17T21:42:32Z","content_type":null,"content_length":"81148","record_id":"<urn:uuid:e4555836-8864-434d-ab12-017b2f12c6c0>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MA... |
[R-sig-ME] CHOLMOD error in lmer-specifying nested random effects
Eli Swanson eliswanson at gmail.com
Fri Aug 7 18:17:06 CEST 2009
Hi all,
I'm working on an analyzing some data right now that's causing me some
difficulties. I have 2 questions, and would really appreciate any
advice that people can offer. I don't post... | {"url":"https://stat.ethz.ch/pipermail/r-sig-mixed-models/2009q3/002712.html","timestamp":"2014-04-17T18:24:59Z","content_type":null,"content_length":"7863","record_id":"<urn:uuid:2fd3d42c-d06a-49a2-b0bd-82c3e74f2a80>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-20140416005210-00142-ip-10-147-4-33... |
When does an insight count as evidence? - Less Wrong
Bayesianism, as it is presently formulated, concerns the evaluation of the probability of beliefs in light of some background information. In particular, given a particular state of knowledge,
probability theory says that there is exactly one probability that should ... | {"url":"http://lesswrong.com/lw/1lk/when_does_an_insight_count_as_evidence/","timestamp":"2014-04-18T15:42:26Z","content_type":null,"content_length":"156778","record_id":"<urn:uuid:0e7b0141-cab5-4887-992f-5db85a29425a>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00345-ip-10-147-4-3... |
Handshaking Lemma
May 29th 2009, 09:34 AM #1
Handshaking Lemma
Handshaking Lemma. At a convention, the number of delegates who shake hands an odd number of times is even.
Proof. Let $D_{1}, \ldots , D_n$ be the delegates. Apply double counting to the set of ordered pairs $(D_i, D_j)$ for which $D_i$ and $D_j$ s... | {"url":"http://mathhelpforum.com/discrete-math/90965-handshaking-lemma.html","timestamp":"2014-04-16T16:43:16Z","content_type":null,"content_length":"59638","record_id":"<urn:uuid:e429268f-7bf4-44d2-8ff9-8d5659a5c6a1>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00190-ip-10-147-4-33... |
Wauwatosa, WI Prealgebra Tutor
Find a Wauwatosa, WI Prealgebra Tutor
...Contact me today and get started soon.I've tutored college and high school algebra for the past 4 years. I know the concepts very well and can provide a comprehensive study plan to get you back
on track. I've tutored college algebra and precalc... | {"url":"http://www.purplemath.com/wauwatosa_wi_prealgebra_tutors.php","timestamp":"2014-04-16T19:21:38Z","content_type":null,"content_length":"24412","record_id":"<urn:uuid:938df6ac-3066-461d-97da-390afdc9f2be>","cc-path":"CC-MAIN-2014-15/segments/1398223202774.3/warc/CC-MAIN-20140423032002-00309-ip-10-147-4-33.ec2.int... |
Probability help
November 16th 2010, 08:03 AM #1
Feb 2007
Probability help
Hi guys,
I have been set a few examples to work throught and ive had a go at them im just wondering if you could help me double check them as im not entirely happy.
An electronic assembly consists of two subsystems, A and B, ... | {"url":"http://mathhelpforum.com/advanced-statistics/163430-probability-help.html","timestamp":"2014-04-21T08:36:15Z","content_type":null,"content_length":"33497","record_id":"<urn:uuid:acdd9fdb-1e56-4413-a610-b0633d15bd78>","cc-path":"CC-MAIN-2014-15/segments/1397609539665.16/warc/CC-MAIN-20140416005219-00124-ip-10-14... |
A Practical Approach to Drawing Undirected Graphs
Results 1 - 10 of 13
, 1996
"... . We report on our experiments with five graph drawing algorithms for general undirected graphs. These are the algorithms FR introduced by Fruchterman and Reingold [5], KK by Kamada and Kawai
[11], DH by Davidson and Harel [1], Tu by Tun... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=896816","timestamp":"2014-04-17T07:12:25Z","content_type":null,"content_length":"40120","record_id":"<urn:uuid:9ea56dd1-6a01-447a-b1bb-56b7c2237f19>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00263-ip-10-147-4-33.ec2.internal.war... |
Where the really hard problems are
Results 1 - 10 of 462
, 1992
"... . A constraint satisfaction problem involves finding values for variables subject to constraints on which combinations of values are allowed. In some cases it may be impossible or impractical to
solve these problems completely. We may seek to partiall... | {"url":"http://citeseerx.ist.psu.edu/showciting?doi=10.1.1.97.3555","timestamp":"2014-04-21T02:12:59Z","content_type":null,"content_length":"40696","record_id":"<urn:uuid:d572f266-181a-4420-a723-ad0679ee6b3f>","cc-path":"CC-MAIN-2014-15/segments/1397609539447.23/warc/CC-MAIN-20140416005219-00280-ip-10-147-4-33.ec2.inte... |
Contradiction proofs
October 28th 2007, 03:10 AM #1
Contradiction proofs
These are from lecture and I don't understand them thoroughly. Any tips that could help me to understand this better would be greatly appreciated. Here are the proofs.
1) A positive integer is called prime if its only positive divisors are... | {"url":"http://mathhelpforum.com/discrete-math/21486-contradiction-proofs.html","timestamp":"2014-04-18T13:36:44Z","content_type":null,"content_length":"55217","record_id":"<urn:uuid:e0b8436a-287f-450b-8d85-86b99aa3e045>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00460-ip-10-147-4-... |
Jackpot Casino. Roulette, blackjack, slots, poker and craps. Tutorial
Game rules
How to play.
The objective is to guess where the ball lands when it stops spinning.
Our game implements the French (or European) Roulette which has 36 numbers and only a single zero. This variant of Roulette is played in European and S... | {"url":"http://www.mobile-stream.com/casino_tutorial.html","timestamp":"2014-04-16T22:54:16Z","content_type":null,"content_length":"38811","record_id":"<urn:uuid:76f349ac-a791-47c6-ad87-e936ef3194b6>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-00130-ip-10-147-4-33.ec2.internal.warc.... |
Reimann's Critical Line
Would it be correct to say that knowing the position of the zero's allows the number of primes up to x to be calculated more accurately than otherwise (than Gauss's calc for instance?).
That would be fair, but maybe not quite in the sense of the word "calculate" that you would mean. Better contr... | {"url":"http://www.physicsforums.com/showthread.php?p=365293","timestamp":"2014-04-17T18:24:59Z","content_type":null,"content_length":"56311","record_id":"<urn:uuid:5423ffe6-0793-4fd0-9cc5-a80187c16b27>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00154-ip-10-147-4-33.ec2.internal.w... |
Another Cycloid problem, attempting to describe a graphic proof.
April 18th 2012, 12:56 PM #1
Junior Member
Mar 2012
Another Cycloid problem, attempting to describe a graphic proof.
Okay, have a look at that picture I drew...
What you are looking at is a reproduction of a diagram on a blueprint for a ... | {"url":"http://mathhelpforum.com/calculus/197515-another-cycloid-problem-attempting-describe-graphic-proof.html","timestamp":"2014-04-16T13:37:54Z","content_type":null,"content_length":"52547","record_id":"<urn:uuid:ee10b4e9-887e-4f9f-a906-55b13142f79c>","cc-path":"CC-MAIN-2014-15/segments/1397609539665.16/warc/CC-MAIN... |
Why do we want to have orthogonal bases in decompositions?
up vote 2 down vote favorite
In the decompositions I encountered so far, we all had orthogonal set of bases. For example in Singular Value Decomposition, we had orthogonal singular right and left vectors, in [discrete] cosine
transform (or [discrete] fourier tr... | {"url":"http://mathoverflow.net/questions/42040/why-do-we-want-to-have-orthogonal-bases-in-decompositions?sort=oldest","timestamp":"2014-04-16T14:08:34Z","content_type":null,"content_length":"75424","record_id":"<urn:uuid:c7e39bca-95b7-4fe3-b8ba-11e87b75bcbb>","cc-path":"CC-MAIN-2014-15/segments/1398223202774.3/warc/CC... |
An inequality involving operator and trace norms
up vote 4 down vote favorite
Consider two square matrices $A, B \in \mathbb{R}^{n \times n}$ and let $\| \cdot\|_1$ and $\|\cdot\|$ be, respectively, the trace norm (the sum of singular values) and the usual operator norm (the
maximum of singular values).
Is there a know... | {"url":"http://mathoverflow.net/questions/136005/an-inequality-involving-operator-and-trace-norms","timestamp":"2014-04-16T11:25:40Z","content_type":null,"content_length":"60431","record_id":"<urn:uuid:b9d61ade-4340-4525-9def-2ac107dba95b>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-2014041600520... |
The Equation Of A Transverse Wave Traveling Along ... | Chegg.com
The equation of a transverse wave traveling along a very longstring is given by
= 6.6sin(0.013
), where
are expressed in centimeters and
is in seconds. Determine the following values.
(a) the amplitude
(b) the wavelength
(c) the frequency
(d) the speed
(... | {"url":"http://www.chegg.com/homework-help/questions-and-answers/equation-transverse-wave-traveling-along-longstring-given-y-66sin-0013-x-42-t-wherex-y-exp-q541837","timestamp":"2014-04-20T22:24:13Z","content_type":null,"content_length":"26372","record_id":"<urn:uuid:0551c36b-1e74-42b3-a25e-0ab64af603fe>","cc-path":"CC... |
Demonstration of {estout}
I wrote a short talk demonstrating the use the R package {estout} for tonight’s New England R Users Group meeting. NB this is not a discussion of the econometric model, but rather a demonstration of
how to get publication-quality results out of R efficiently.
The basic functions of {estout} a... | {"url":"http://benmazzotta.wordpress.com/2010/08/24/demonstration-of-estout/","timestamp":"2014-04-20T14:12:58Z","content_type":null,"content_length":"74167","record_id":"<urn:uuid:0fd05f68-6506-4f47-b80c-525ad921d3fa>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00086-ip-10-147-4-33... |
Assessment of Strength-Probability-Time Relationships in Ceramics
STP601: Assessment of Strength-Probability-Time Relationships in Ceramics
Lenoe, EM
Chief mechanic of materials and research mathematician, Army Materials and Mechanics Research Center, Watertown, Mass.
Neal, DM
Chief mechanic of materials and research m... | {"url":"http://www.astm.org/DIGITAL_LIBRARY/STP/PAGES/STP28638S.htm","timestamp":"2014-04-19T02:22:40Z","content_type":null,"content_length":"16009","record_id":"<urn:uuid:76ad42e0-88fa-4c03-bba1-ce9d7d6c90f7>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00084-ip-10-147-4-33.ec2.inte... |
how the assignment happened
Author how the assignment happened
Ranch Hand
public class Arg{
Joined: Dec 04, 2000 public static void main(String argv[]){
Posts: 31 Arg inc = new Arg();
int i =0;
... | {"url":"http://www.coderanch.com/t/196186/java-programmer-SCJP/certification/assignment-happened","timestamp":"2014-04-20T01:30:57Z","content_type":null,"content_length":"28290","record_id":"<urn:uuid:5e98ae27-29b0-46e8-9858-8d16b86a561b>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MAIN-20140416005217-... |
Equation of a Circle
January 29th 2008, 03:55 PM
Equation of a Circle
Well the knowledge of it I just simply forgot about and don't remember a single thing about how to do it.
Write the equation of a circle with center (4,0) and passing through the point (12,6).
I don't want just an answer, I need the metho... | {"url":"http://mathhelpforum.com/geometry/27073-equation-circle-print.html","timestamp":"2014-04-18T15:50:47Z","content_type":null,"content_length":"5996","record_id":"<urn:uuid:5baeeeb3-96ee-4d8b-a278-3474e95c8519>","cc-path":"CC-MAIN-2014-15/segments/1397609533957.14/warc/CC-MAIN-20140416005213-00638-ip-10-147-4-33.e... |
CFP CADE-17 Workshop "Type-theoretic Languages: Proof search and Semanti
CFP CADE-17 Workshop "Type-theoretic Languages: Proof search and Semantics"
CALL FOR CONTRIBUTIONS
Workshop on
TYPE-THEORETIC LANGUAGES: PROOF-SEARCH AND SEMANTICS
... | {"url":"http://www.seas.upenn.edu/~sweirich/types/archive/1999-2003/msg00338.html","timestamp":"2014-04-20T14:07:16Z","content_type":null,"content_length":"6835","record_id":"<urn:uuid:0b0f2dd7-d4c8-4ff9-9caa-96dace79f9a7>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416005218-00570-ip-10-147... |
Another harmonic mean approximation
June 26, 2010
By xi'an
Martin Weinberg posted on arXiv a revision of his paper, Computing the Bayesian Factor from a Markov chain Monte Carlo Simulation of the Posterior Distribution, that is submitted to Bayesian Analysis
. I have already mentioned this paper in a previous post, but... | {"url":"http://www.r-bloggers.com/another-harmonic-mean-approximation/","timestamp":"2014-04-21T12:19:14Z","content_type":null,"content_length":"43119","record_id":"<urn:uuid:2ca560f0-feb9-4f39-90a6-44ae39b23db1>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00514-ip-10-147-4-33.ec2.... |
How The Go Stone Moves: Intro To Rigid Body Dynamics - gafferongames.com
How The Go Stone Moves: Intro To Rigid Body Dynamics
Hello, I’m Glenn Fiedler and welcome to Virtual Go, my project to simulate a Go board and stones.
In previous articles we have mathematically defined the shape of a go stone and tessellated this... | {"url":"http://gafferongames.com/virtualgo/how-the-go-stone-moves/","timestamp":"2014-04-19T17:37:34Z","content_type":null,"content_length":"32241","record_id":"<urn:uuid:2a487598-c4df-4246-b1f8-df7f9e65d45f>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00155-ip-10-147-4-33.ec2.inter... |
Summary: On MinimumArea Hulls \Lambda
Esther M. Arkin y YiJen Chiang z Martin Held x Joseph S. B. Mitchell --
Vera Sacristan k Steven S. Skiena \Lambda\Lambda TaeCheon Yang yy
We study some minimumarea hull problems that generalize the notion of convex hull to
starshaped and monotone hulls. Specifically, we consid... | {"url":"http://www.osti.gov/eprints/topicpages/documents/record/207/3741926.html","timestamp":"2014-04-19T08:06:04Z","content_type":null,"content_length":"9086","record_id":"<urn:uuid:7cbd734f-9a1f-4be3-9e85-8662a56c201b>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00362-ip-10-147-... |
[R-sig-phylo] How to detect phylogenetic signal (lambda) in one unscaled trait?
tgarland at ucr.edu tgarland at ucr.edu
Tue Mar 22 20:36:15 CET 2011
Hi Alberto,
I'll jump in here. Aside from anything you would do with Pagel's lambda, Grafen's rho, or an OU or ACDC transform, it is useful to have a value for th... | {"url":"https://stat.ethz.ch/pipermail/r-sig-phylo/2011-March/001164.html","timestamp":"2014-04-20T20:58:32Z","content_type":null,"content_length":"6238","record_id":"<urn:uuid:910a59c6-49d3-4789-a8ee-f51964808818>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00573-ip-10-147-4-33.ec... |
Missing Multipliers
Copyright © University of Cambridge. All rights reserved.
'Missing Multipliers' printed from http://nrich.maths.org/
Ewan from Wilson's School sent us this solution explaining how he worked out the headings after revealing eight of the cells. Bradley from Bream Bay College shared his strategy for w... | {"url":"http://nrich.maths.org/7382/solution?nomenu=1","timestamp":"2014-04-18T03:00:02Z","content_type":null,"content_length":"9525","record_id":"<urn:uuid:c0aa10ea-4b7a-41a6-893b-03a6ef2a1c25>","cc-path":"CC-MAIN-2014-15/segments/1397609532480.36/warc/CC-MAIN-20140416005212-00388-ip-10-147-4-33.ec2.internal.warc.gz"} |
Comp 280: History and Philosophy of Computing, Winter 2009 Links
Below are some links to webpages that might be of interest to you. (If you know other websites that you think should be linked here, please let me know!)
Home Syllabus Overview Schedule Assignments P... | {"url":"http://www.cs.mcgill.ca/~cs280/links.html","timestamp":"2014-04-17T21:25:45Z","content_type":null,"content_length":"8676","record_id":"<urn:uuid:0b4b49bf-e3fd-4893-a846-a1176186c488>","cc-path":"CC-MAIN-2014-15/segments/1398223203235.2/warc/CC-MAIN-20140423032003-00098-ip-10-147-4-33.ec2.internal.warc.gz"} |
Post by thread:[PIC]:working out percentages
Exact match. Not showing close matches.
PICList Thread
'[PIC]:working out percentages'
2002\02\21@041638 by MATTHEWS, DEAN (D.)
I am using a PIC16f877 and CCs compiler. Is there a maths function that will enable me to calculate 50% of an integer variable in a register and st... | {"url":"http://www.piclist.com/techref/postbot.asp?by=thread&id=%5BPIC%5D%3Aworking+out+percentages&w=body&tgt=post&at=20020221054007a","timestamp":"2014-04-16T13:34:37Z","content_type":null,"content_length":"31063","record_id":"<urn:uuid:6ff17200-3ebb-4d8a-95ac-dff323f6e83b>","cc-path":"CC-MAIN-2014-15/segments/139760... |
Trigonometry word problem
February 26th 2009, 06:48 PM #1
Junior Member
Sep 2008
Trigonometry word problem
56. The planet Mercury completes one rotation on its axis every 59 days. Through what angle (measured in degrees) does it rotate in
a) one day
b) one hour
c) one minute
To solve it, would y... | {"url":"http://mathhelpforum.com/trigonometry/75971-trigonometry-word-problem.html","timestamp":"2014-04-20T11:42:04Z","content_type":null,"content_length":"38905","record_id":"<urn:uuid:2825ebb8-0aec-4fda-965f-9bf060703901>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00658-ip-10-1... |
Help with simplifying a 2nd order pde
September 7th 2011, 11:49 AM #1
Sep 2011
Help with simplifying a 2nd order pde
I have been given the equation:
dp/dt = 4 + 1/e*(d/de(e*dp/de))
the d's are partial derivatives
I am trying to solve for p. i am told to make the assumtion that the equations are sepa... | {"url":"http://mathhelpforum.com/differential-equations/187497-help-simplifying-2nd-order-pde.html","timestamp":"2014-04-25T07:40:40Z","content_type":null,"content_length":"35797","record_id":"<urn:uuid:8cddd04b-7b5b-4a0d-ba71-c431f10a43d3>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-201404230320... |
Merge Columns
The Excel merge columns process is as easy as merging cells.
Follow these quick and easy steps to learn how to merge columns in Excel.
Why Would You Want To Merge Columns In Excel?
All you have to do is have a quick look in the Microsoft Office related forums on the internet to know that many people don't... | {"url":"http://www.msexcel07.com/excel-merge-columns.htm","timestamp":"2014-04-20T00:38:10Z","content_type":null,"content_length":"12065","record_id":"<urn:uuid:0d5c2eae-d759-462c-b41c-52aa9d184838>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MAIN-20140416005217-00057-ip-10-147-4-33.ec2.internal.warc.g... |
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FIG. 1.
(a) Phonon dispersion for monolayer graphene monoxide, (b) the Grünei... | {"url":"http://scitation.aip.org/content/aip/journal/apl/102/22/10.1063/1.4808448","timestamp":"2014-04-16T23:30:49Z","content_type":null,"content_length":"72792","record_id":"<urn:uuid:8da644b5-2b53-402b-b1cf-df594aae4ce8>","cc-path":"CC-MAIN-2014-15/segments/1397609525991.2/warc/CC-MAIN-20140416005205-00405-ip-10-147... |
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How many three-digit integers can be divided by 2 to produce a... | {"url":"http://openstudy.com/updates/50cf1b28e4b0031882dcadec","timestamp":"2014-04-21T12:21:45Z","content_type":null,"content_length":"37484","record_id":"<urn:uuid:4737b783-9bb8-4049-b3ff-359ec28ba3f5>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00441-ip-10-147-4-33.ec2.internal.... |
A productive synergy of being a visiting fellow at the Center is that most of my social life consists of interacting with other fellows, and so philosophy gets done even in leisure time. Not all of
it is
philosophy, however, as evidenced by the following item that Bert Leuridan and I concocted over pizza and beer.
The ... | {"url":"http://laser.fontmonkey.com/foe/index.php?entry=A-paradox-arises-over-beer","timestamp":"2014-04-21T12:58:16Z","content_type":null,"content_length":"20588","record_id":"<urn:uuid:8c28bda6-3c61-43fd-b244-c8d587f3d774>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00200-ip-10-1... |
Compositing a camera matrix... [Archive] - OpenGL Discussion and Help Forums
I'm trying to implement a camera model using a 3x3 matrix for camera roation and a 3-vector for camera translation/position.I want to keep it simple for now so I only want to implement camera
translation and rotation around it's own(the camer... | {"url":"http://www.opengl.org/discussion_boards/archive/index.php/t-156093.html","timestamp":"2014-04-17T07:32:24Z","content_type":null,"content_length":"7134","record_id":"<urn:uuid:270fd16b-6fd0-4db9-8198-e51dfa64f4aa>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00147-ip-10-147-4... |
Modular curves of genus zero and normal forms for elliptic curves
up vote 20 down vote favorite
This is maybe the first question I actually need to know the answer to!
Let $N$ be a positive integer such that $\mathbb{H}/\Gamma(N)$ has genus zero. Then the function field of $\mathbb{H}/\Gamma(N)$ is generated by a singl... | {"url":"http://mathoverflow.net/questions/17031/modular-curves-of-genus-zero-and-normal-forms-for-elliptic-curves/57673","timestamp":"2014-04-19T14:54:19Z","content_type":null,"content_length":"82722","record_id":"<urn:uuid:d1dd8bc6-a8f8-48bf-8752-9459f4bf9b5b>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/... |
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coordinates for eight points on the coordinate plane (q > p > ... | {"url":"http://openstudy.com/updates/50f6de8ae4b027eb5d996e43","timestamp":"2014-04-19T19:36:30Z","content_type":null,"content_length":"32586","record_id":"<urn:uuid:67dbe92a-0986-4dba-bfce-1feb357c6e3a>","cc-path":"CC-MAIN-2014-15/segments/1398223210034.18/warc/CC-MAIN-20140423032010-00044-ip-10-147-4-33.ec2.internal.... |
Radio astronomy - integration time vs. sample rate
As you know, any radiometer have the Low Pass Filter (LPF) at it's output. The term 'integration time' relates to the device, named an `ideal integrator`, used as LPF. This is not good LPF, since it
power response looks like (sin f)^2 / f^2. However, the such responce ... | {"url":"http://www.physicsforums.com/showthread.php?t=549088","timestamp":"2014-04-17T12:48:16Z","content_type":null,"content_length":"35652","record_id":"<urn:uuid:ff9de585-8488-45a9-8209-2a85f81a4007>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00354-ip-10-147-4-33.ec2.internal.w... |
Projective and Affine varieties
I'm having a little trouble seeing something Harris says in his intro book on alg. geom. Say X is contained in P^n. Harris says that X is a projective variety iff X intersect U_i is an affine variety
for each i=0,...,n, where U_i are the points [Z_0 , Z_1 , ... , Z_n] in P^n with Z_i =/ ... | {"url":"http://www.physicsforums.com/showthread.php?p=4201242","timestamp":"2014-04-17T12:45:03Z","content_type":null,"content_length":"27549","record_id":"<urn:uuid:7edb0606-2432-40f1-abb1-9b9f608544f6>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00193-ip-10-147-4-33.ec2.internal.... |
Quantum mechanics describes strange phenomena far beyond the realm of everyday experience. Computer visualization is sometimes the only method to observe what cannot be seen by any other means.
"Visual Quantum Mechanics" is a systematic exploration of quantum mechanics using computer-generated animations. These are the... | {"url":"http://www.uni-graz.at/imawww/vqm/pages/index_start.html","timestamp":"2014-04-16T11:24:16Z","content_type":null,"content_length":"9068","record_id":"<urn:uuid:0dc50d22-21ee-4b83-8a67-0540c847a49c>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00250-ip-10-147-4-33.ec2.interna... |
Doing a research degree in IT?
04-22-2005 #1
Doing a research degree in IT?
Hello everyone,
I was wondering whether it is possible to do a research degree (e.g. M.Phil, Ph.D) in IT without involving with complex mathematics. I've been googling around for some time but so far what I've
found that all existin... | {"url":"http://cboard.cprogramming.com/brief-history-cprogramming-com/64657-doing-research-degree.html","timestamp":"2014-04-23T10:58:32Z","content_type":null,"content_length":"61788","record_id":"<urn:uuid:b840a98c-0c38-4d7e-bd98-1ef157064636>","cc-path":"CC-MAIN-2014-15/segments/1398223202457.0/warc/CC-MAIN-201404230... |
divergent series
Hello, I'm working on this problem:
Prove that for any real x, the series SUM n=2 to infinity of 1/(log n)^x diverges.
So far, I have applied the test that says that if SUM 2^n*a_2n converges then the series converges. I got:
1/log2*SUM 2^n/n^x I know that 1/n^x converges if x>1, but 2^n will explode, ... | {"url":"http://www.physicsforums.com/showthread.php?t=99306","timestamp":"2014-04-18T10:38:54Z","content_type":null,"content_length":"34503","record_id":"<urn:uuid:3bba46f7-0976-4f34-85c3-e667769f7e41>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00645-ip-10-147-4-33.ec2.internal.wa... |
Joy of Programming: About the Java Overflow Bug - Open Source For You
In this column, we’ll discuss a common overflow bug in JDK, which surprisingly occurs in the widely used algorithms like binary search and mergesort in C-based languages.
How does one calculate the average of two integers, say i and j? Trivial you wo... | {"url":"http://www.opensourceforu.com/2009/02/joy-of-programming-about-the-java-overflow-bug/","timestamp":"2014-04-16T07:33:11Z","content_type":null,"content_length":"75867","record_id":"<urn:uuid:b0b1489c-39d8-4a27-8be8-558737edb58c>","cc-path":"CC-MAIN-2014-15/segments/1397609521558.37/warc/CC-MAIN-20140416005201-00... |
Economic growth and its determinants in
Economic growth and its determinants in Pakistan.
Subject: Foreign investments
Economic growth
Authors: Shahbaz, Muhammad
Ahmad, Khalil
Chaudhary, A.R.
Pub Date: 12/22/2008
Publication: Name: Pakistan Development Review Publisher:... | {"url":"http://www.biomedsearch.com/article/Economic-growth-its-determinants-in/228122160.html","timestamp":"2014-04-21T07:50:10Z","content_type":null,"content_length":"58883","record_id":"<urn:uuid:436ac9d0-efc5-4e96-8ad3-81854494ecde>","cc-path":"CC-MAIN-2014-15/segments/1397609539665.16/warc/CC-MAIN-20140416005219-0... |
Cherry Hill Township, NJ Math Tutor
Find a Cherry Hill Township, NJ Math Tutor
...I look forward to working with you and your child!I am a certified and current teacher in the public schools. My New Jersey certification is k-12. In PA, I am certified k-6.
12 Subjects: including prealgebra, trigonometry, algebra 1... | {"url":"http://www.purplemath.com/Cherry_Hill_Township_NJ_Math_tutors.php","timestamp":"2014-04-19T06:58:42Z","content_type":null,"content_length":"24470","record_id":"<urn:uuid:3758a9d4-ea4b-4ea4-bc4f-45d00325e095>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00372-ip-10-147-4-33.e... |
Cherry Hill Township, NJ Math Tutor
Find a Cherry Hill Township, NJ Math Tutor
...I look forward to working with you and your child!I am a certified and current teacher in the public schools. My New Jersey certification is k-12. In PA, I am certified k-6.
12 Subjects: including prealgebra, trigonometry, algebra 1... | {"url":"http://www.purplemath.com/Cherry_Hill_Township_NJ_Math_tutors.php","timestamp":"2014-04-19T06:58:42Z","content_type":null,"content_length":"24470","record_id":"<urn:uuid:3758a9d4-ea4b-4ea4-bc4f-45d00325e095>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00372-ip-10-147-4-33.e... |
the encyclopedic entry of power factor
power factor
of an
electric power system is defined as the
of the
real power
to the
apparent power
, and is a number between 0 and 1 (frequently expressed as a percentage, e.g. 0.5 pf = 50% pf). Real
is the capacity of the circuit for performing work in a particular time.
Apparent... | {"url":"http://www.reference.com/browse/power%20factor","timestamp":"2014-04-19T19:23:20Z","content_type":null,"content_length":"102804","record_id":"<urn:uuid:983608a5-9156-467a-8895-1ae43010083e>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00209-ip-10-147-4-33.ec2.internal.warc.g... |
1.7 Variance and Standard Deviation
From UBC Wiki
Another important quantity related to a given random variable is its variance. The variance is a numerical description of the spread, or the dispersion, of the random variable. That is, the variance
of a random variable X is a measure of how spread out the values of X a... | {"url":"http://wiki.ubc.ca/index.php?oldid=172089","timestamp":"2014-04-19T22:06:39Z","content_type":null,"content_length":"25147","record_id":"<urn:uuid:ffa26c02-99a3-4369-904a-01d4c1bc6f64>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MAIN-20140416005217-00503-ip-10-147-4-33.ec2.internal.warc.gz"} |
John Horton Conway
From Wikipedia, the free encyclopedia
John Horton Conway (born 26 December 1937) is a British mathematician active in the theory of finite groups, knot theory, number theory, combinatorial game theory and coding theory. He has also
contributed to many branches of recreational mathematics, notably the... | {"url":"http://www.territorioscuola.com/wikipedia/en.wikipedia.php?title=John_Horton_Conway","timestamp":"2014-04-16T10:39:31Z","content_type":null,"content_length":"114815","record_id":"<urn:uuid:768be662-8238-4bae-bd10-516a3b491fff>","cc-path":"CC-MAIN-2014-15/segments/1398223204388.12/warc/CC-MAIN-20140423032004-002... |
Weird algebra
August 12th 2013, 11:58 AM
Weird algebra
(x+1)/(x-2)=3/(x-2)+5 - Wolfram|Alpha
Why on earth can't I just multiply by (t-2) and get the solution t=2 ?!
To make it absolutely clear that I should be able to just multiply by (t-2), I can rewrite this equation as:
I am VERY confused..
I do ... | {"url":"http://mathhelpforum.com/algebra/221169-weird-algebra-print.html","timestamp":"2014-04-18T21:50:24Z","content_type":null,"content_length":"17081","record_id":"<urn:uuid:5e9be436-0211-4769-886a-880c7c85e445>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.9/warc/CC-MAIN-20140416005215-00359-ip-10-147-4-33.ec2... |
Odd / Even Functions.
September 11th 2010, 01:48 PM
Odd / Even Functions.
Hi, I have a test on pre calc topics on Monday in my Calc class.
I am reviewing odd and even functions right now.
Here is the problem: True or False: The function f(x)= x^-3 is an odd function.
I have true and this is what i did t... | {"url":"http://mathhelpforum.com/pre-calculus/155847-odd-even-functions-print.html","timestamp":"2014-04-19T12:46:16Z","content_type":null,"content_length":"6229","record_id":"<urn:uuid:38acedaa-7b9d-4f62-a25d-103f83376942>","cc-path":"CC-MAIN-2014-15/segments/1397609537186.46/warc/CC-MAIN-20140416005217-00438-ip-10-14... |
Verify that R^3\{2 points} is homotopy equivalent to S^2 V S^2
November 22nd 2011, 12:57 AM #1
Oct 2011
Verify that R^3\{2 points} is homotopy equivalent to S^2 V S^2
I need to show that $\mathbb{R}^3\backslash A$ where $A$ is two distinct points is homotopically equivalent to $S^2\vee S^2$. I can see this geom... | {"url":"http://mathhelpforum.com/differential-geometry/192459-verify-r-3-2-points-homotopy-equivalent-s-2-v-s-2-a.html","timestamp":"2014-04-17T22:16:37Z","content_type":null,"content_length":"40108","record_id":"<urn:uuid:033533b4-f726-4c26-bcf1-9f97d1681af2>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/... |
Total # Posts: 14
Suppose you devised a training program to raise student scores on a standardized test, such as ACT, or AIMS (like in Arizona). You first administer the test to a random sample of students, record
their scores, administer the training to these students, and then administer the ...
Suppose you devised a... | {"url":"http://www.jiskha.com/members/profile/posts.cgi?name=Hamilton","timestamp":"2014-04-19T22:35:03Z","content_type":null,"content_length":"9701","record_id":"<urn:uuid:362f76f1-70b4-478f-8af8-54f90d947ce4>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00081-ip-10-147-4-33.ec2.int... |
The Second International Conference on Mathematical Modeling and Analysis of Populations in Biological Systems
October 9-11, 2009
Huntsville, Alabama
About the Conference
The general theme of the conference will be on the theory, modeling, and analysis of the temporal dynamics of biological populations. A special empha... | {"url":"http://www.uah.edu/science/departments/math/research/special-conferences/290-main/science/science-mathematical-science/3854-the-second-international-conference-on-mathematical-modeling-and-analysis-of-populations-in-biological-systems-2","timestamp":"2014-04-19T00:34:43Z","content_type":null,"content_length":"1... |
Inherent High Correlation of Individual Motility Enhances Population Dispersal in a Heterotrophic, Planktonic Protist
Quantitative linkages between individual organism movements and the resulting population distributions are fundamental to understanding a wide range of ecological processes, including rates of
reproduct... | {"url":"http://www.ploscompbiol.org/article/info:doi/10.1371/journal.pcbi.1000942?imageURI=info:doi/10.1371/journal.pcbi.1000942.g001","timestamp":"2014-04-16T06:47:47Z","content_type":null,"content_length":"171288","record_id":"<urn:uuid:b8a979bc-b05a-43cf-a07c-27629eabea63>","cc-path":"CC-MAIN-2014-15/segments/139760... |
Inductive reasoning
August 22nd 2009, 04:39 AM #1
Aug 2009
Inductive reasoning
Ok first off let me start by saying I am 34 years old just now headed back to school so it has been a good while since I have done any math. The question I have to answer is
Use inductive reasoning to decide whether the conclusio... | {"url":"http://mathhelpforum.com/algebra/98893-inductive-reasoning.html","timestamp":"2014-04-18T06:23:07Z","content_type":null,"content_length":"33651","record_id":"<urn:uuid:6ef05c3a-2b05-4c63-b5df-84a1de905a6e>","cc-path":"CC-MAIN-2014-15/segments/1397609532573.41/warc/CC-MAIN-20140416005212-00133-ip-10-147-4-33.ec2... |
Converting function to Quadratic form
February 13th 2010, 01:59 PM #1
Sep 2009
Converting function to Quadratic form
Hi everyone. I'm looking for help with converting this function to quadratic form.
The function is f(x1,x2)=(x2-x1)^4 + (12*x1*x2) - x1 + x2 - 3.
The quadratic form I need to convert to i... | {"url":"http://mathhelpforum.com/advanced-algebra/128692-converting-function-quadratic-form.html","timestamp":"2014-04-18T03:06:46Z","content_type":null,"content_length":"34916","record_id":"<urn:uuid:6394ac35-3662-4614-a2cf-778092e936be>","cc-path":"CC-MAIN-2014-15/segments/1397609532480.36/warc/CC-MAIN-20140416005212... |
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