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Equilibrium of a Rigid Body
When some external forces (which may be concurrent or parallel) are acting on a stationary body, the body may start moving or may start rotating about any point. But if the body does not start moving
and also does not start rotating about any point, then the body** is said to be in equilibri... | {"url":"http://www.mechanical-engineering-assignment.com/equilibrium-of-a-rigid-body","timestamp":"2014-04-20T08:13:31Z","content_type":null,"content_length":"519441","record_id":"<urn:uuid:024040f2-bc95-4b37-a6ba-f8b4125773b5>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/warc/CC-MAIN-20140416005218-00254-ip-10... |
double integrals in polar coordinates
June 21st 2010, 09:14 PM #1
Dec 2009
double integrals in polar coordinates
And this is the answer they have given us:
They converted to polar coordinates. I've seen this type of problem being solved without conversion to polar coordinates. I tried to evaluate the in... | {"url":"http://mathhelpforum.com/calculus/149090-double-integrals-polar-coordinates.html","timestamp":"2014-04-18T13:39:20Z","content_type":null,"content_length":"34372","record_id":"<urn:uuid:b7c920e0-d5b7-4ba8-b7a7-a42c32be9ad9>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00043-ip... |
Expanding universe can emerge in remarkably simple way, scientists say
Recipe for a universe: Apply heat and stir.
When soup is heated, it starts to boil. When time and space are heated, an expanding universe can emerge, without requiring anything like a "Big Bang". This phase transition between a boring empty
space an... | {"url":"http://phys.org/news/2013-12-universe-emerge-remarkably-simple-scientists.html","timestamp":"2014-04-17T14:02:18Z","content_type":null,"content_length":"95844","record_id":"<urn:uuid:4f17caed-1c52-42ef-927d-1be6e9adc643>","cc-path":"CC-MAIN-2014-15/segments/1398223206672.15/warc/CC-MAIN-20140423032006-00451-ip-... |
Oil and Gas Operations Stocks, Including Valero, Making Big Moves on August 20, 2012 (NRGY,BRY,COG,SM,TGA,RRC,VLO)
The market has been slipping so far today. The Nasdaq is trading down 0.2%; the S&P 500 is down 0.3%; and the Dow has slipped 0.2%.
The Oil and Gas Operations sector (DIG) is currently lagging behind the o... | {"url":"http://www.investopedia.com/stock-analysis/sectorsummary/oilandgasoperationsstocksincludingvaleromakingbigmovesonaugust202012.aspx","timestamp":"2014-04-18T17:19:18Z","content_type":null,"content_length":"88679","record_id":"<urn:uuid:45b15178-a180-4825-9b41-b5d64660edcf>","cc-path":"CC-MAIN-2014-15/segments/13... |
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Simplify: [22z^2/15] [-5/11z^3]
• one year ago
• one year ... | {"url":"http://openstudy.com/updates/50c7b357e4b0b766106dffb6","timestamp":"2014-04-19T17:25:37Z","content_type":null,"content_length":"51717","record_id":"<urn:uuid:915a6c63-bb72-42b3-914e-711d1ebf5409>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-00408-ip-10-147-4-33.ec2.internal.... |
MathGroup Archive: June 2006 [00400]
[Date Index] [Thread Index] [Author Index]
Re: Some questions regarding loops and lists.
• To: mathgroup at smc.vnet.net
• Subject: [mg67224] Re: Some questions regarding loops and lists.
• From: Bil... | {"url":"http://forums.wolfram.com/mathgroup/archive/2006/Jun/msg00400.html","timestamp":"2014-04-18T15:48:24Z","content_type":null,"content_length":"37629","record_id":"<urn:uuid:95d8d3bc-16e0-4fcc-87c5-2ab40fcb60fc>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00407-ip-10-147-4-33.... |
Westbury Algebra 2 Tutor
Find a Westbury Algebra 2 Tutor
...I am also a private tutor for AP calculus, AP physics, SAT Math/Physics Sub, and other related subjects. My students include those from Hunter College High School, Stuyvesant, Bronx Science,
Brooklyn Tech, and other private schools, etc., many of them were... | {"url":"http://www.purplemath.com/westbury_algebra_2_tutors.php","timestamp":"2014-04-21T07:40:40Z","content_type":null,"content_length":"24102","record_id":"<urn:uuid:99767004-631b-4f58-9341-3a580fdc4b30>","cc-path":"CC-MAIN-2014-15/segments/1397609539665.16/warc/CC-MAIN-20140416005219-00473-ip-10-147-4-33.ec2.interna... |
Message Board Basketball Forum - InsideHoops - Money if you can prove I'm Theoo
NauruDude 04-10-2013 04:12 PM
Money if you can prove I'm Theoo
Now there has been rumours about that me, NauruDude, and that prick called Theoo are the one and same guy. These rumours piss me off.
They have been started by morons like mil... | {"url":"http://www.insidehoops.com/forum/printthread.php?t=295786","timestamp":"2014-04-18T08:57:32Z","content_type":null,"content_length":"15286","record_id":"<urn:uuid:2a0bc2c3-9270-4728-b2fa-b0f77c8f58a4>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416005213-00113-ip-10-147-4-33.ec2.inter... |
what is the definition of addition? - WyzAnt Answers
what is the definition of addition?
Tutors, please
to answer this question.
The simple answer is that "adding" is basically "combining amounts." Using the arabic notation we ultimately have to just remember certain things you can find an addition table here:
If you l... | {"url":"http://www.wyzant.com/resources/answers/12047/what_is_the_definition_of_addition","timestamp":"2014-04-18T07:12:37Z","content_type":null,"content_length":"37254","record_id":"<urn:uuid:7b498f07-d231-4350-9123-541d0308d0b5>","cc-path":"CC-MAIN-2014-15/segments/1397609532573.41/warc/CC-MAIN-20140416005212-00374-i... |
Homework Help
Posted by nancy on Thursday, June 28, 2012 at 1:54pm.
BBA307: Finance
Exercise 8A
Assignment 8.1
Assignment 8.1: Capital Budgeting Application
You have just graduated and one of your favorite courses was Financial Management. While you were in school, your grandfather died and left you $1 million. You hav... | {"url":"http://www.jiskha.com/display.cgi?id=1340906063","timestamp":"2014-04-21T13:27:59Z","content_type":null,"content_length":"10122","record_id":"<urn:uuid:d434f695-e7e0-4790-937c-45766efd4ae3>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00580-ip-10-147-4-33.ec2.internal.warc.g... |
New map of E1b1b in Europe and the Middle East
1. Welcome to the EUPEDIA FORUM forums.
You are currently viewing our boards as a guest which gives you limited access to view most discussions and access our other features. By joining our free community you will have access to post
topics, communicate privately ... | {"url":"http://www.eupedia.com/forum/threads/26152-New-map-of-E1b1b-in-Europe-and-the-Middle-East?p=362825&viewfull=1","timestamp":"2014-04-18T05:30:48Z","content_type":null,"content_length":"263690","record_id":"<urn:uuid:0c296575-1e4f-41b4-b852-2c76b396675a>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/... |
A Statistical Design for Testing Transgenerational Genomic Imprinting in Natural Human Populations
• We are sorry, but NCBI web applications do not support your browser and may not function properly.
More information
PLoS One. 2011; 6(2): e16858.
A Statistical Design for Testing Transgenerational Genomic Imprinti... | {"url":"http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3045439/?tool=pubmed","timestamp":"2014-04-20T19:33:35Z","content_type":null,"content_length":"144170","record_id":"<urn:uuid:940a08c2-ccb2-4cef-aaf1-f7504b1e6742>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00400-ip-10-147-4-33.e... |
This discussion is precisely why I am alarmed about the new Core. At the high school level I really don't see much in the way of what I am supposed to teach. I get that students need to be problem
solvers, persistent, etc. and am on board with that, but unless we know more about the skills needed to solve these problem... | {"url":"http://mathforum.org/kb/servlet/JiveServlet/download/671-2287365-7523248-689742/att1.html","timestamp":"2014-04-20T22:21:24Z","content_type":null,"content_length":"9771","record_id":"<urn:uuid:db1e59af-83d5-4b7e-952c-65d0d31ef656>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219... |
The Dold-Thom theorem for infinity categories?
up vote 17 down vote favorite
Let $\mathcal{M}$ denote the category of finite sets and monomorphisms, and let $\mathcal T$ denote the category of based spaces. For a based space $X \in \mathcal T$, one has a canonical funtor $S_X
: \mathcal M \rightarrow \mathcal T$ define... | {"url":"http://mathoverflow.net/questions/37647/the-dold-thom-theorem-for-infinity-categories?sort=votes","timestamp":"2014-04-19T07:11:35Z","content_type":null,"content_length":"61556","record_id":"<urn:uuid:e3916492-3fb5-4740-8cd5-3f175eeb3d25>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-201404... |
Thirty first British Mathematical Colloquium
This was held at University College, London: 4 - 6 April 1979
The enrolment was 413. The chairman was C A Rogers and the secretary was C B Thomas.
Minutes of meetings, etc. are available by clicking on a link below
General Meeting Minutes for 1979
Committee Meeting Minutes f... | {"url":"http://www-gap.dcs.st-and.ac.uk/~history/BMC/1979.html","timestamp":"2014-04-19T04:46:02Z","content_type":null,"content_length":"3055","record_id":"<urn:uuid:dc153fa8-0e38-4e6c-9499-128697ba0cd7>","cc-path":"CC-MAIN-2014-15/segments/1398223202774.3/warc/CC-MAIN-20140423032002-00390-ip-10-147-4-33.ec2.internal.w... |
differentiating cosh
April 10th 2008, 10:42 AM #1
Mar 2008
differentiating cosh
I have to differentiate the function above. I think you should use the chain rule but it doesnt seem to be working for me. The answer is 7tanh(7x+9). But i dont know where the the tanh comes
from. Can anybody help?
$f(x) = \... | {"url":"http://mathhelpforum.com/calculus/33969-differentiating-cosh.html","timestamp":"2014-04-20T10:17:53Z","content_type":null,"content_length":"31510","record_id":"<urn:uuid:d8179b10-434a-429a-bd06-87cdf40f84de>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/warc/CC-MAIN-20140416005218-00441-ip-10-147-4-33.ec... |
Math Success for Everyone
As teachers we sometimes miss interesting, candid comments students make. Paying more attention to what students say adds life to our classrooms and highlights interesting ideas. Sometimes the most
important thing a teacher can do is listen carefully and reflect back what students are saying. ... | {"url":"http://www.algebrawizard.com/tag/education/","timestamp":"2014-04-16T16:00:41Z","content_type":null,"content_length":"45674","record_id":"<urn:uuid:652f4e90-706e-4fb3-8e45-48c8633ecb04>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00069-ip-10-147-4-33.ec2.internal.warc.gz"} |
Dissipative Effect and Tunneling Time
Advances in Mathematical Physics
Volume 2011 (2011), Article ID 138358, 13 pages
Research Article
Dissipative Effect and Tunneling Time
Physics and Applied Mathematics Unit, Indian Statistical Institute, 203 Barrackpore Trunk Road, Kolkata 700 108, India
Received 15 March 2011; Rev... | {"url":"http://www.hindawi.com/journals/amp/2011/138358/","timestamp":"2014-04-19T21:26:34Z","content_type":null,"content_length":"377048","record_id":"<urn:uuid:2f77cefb-9001-4cda-ac5f-22a3464dc14c>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-00140-ip-10-147-4-33.ec2.internal.warc... |
congruence modulo m
January 22nd 2007, 04:36 PM #1
Mar 2006
congruence modulo m
Hello, can anyone help me with these two problems?? Thank you so much in advance.
1) Prove: If x ≡ y (mod m), then (x, m) = (y, m)
2) Show that if n > 4 is not prime, then (n-1)! ≡ 0 (mod n).
Let $x,y,m>0$.
I presume... | {"url":"http://mathhelpforum.com/number-theory/10458-congruence-modulo-m.html","timestamp":"2014-04-20T08:38:09Z","content_type":null,"content_length":"70017","record_id":"<urn:uuid:d6898852-6633-4f96-b401-3551f671935b>","cc-path":"CC-MAIN-2014-15/segments/1397609538423.10/warc/CC-MAIN-20140416005218-00297-ip-10-147-4-... |
Category theory
Universal constructions
Limits and colimits
A sketch is a small category equipped with a subset of its limit cones and colimit cocones.
A limit-sketch is a sketch with just limits and no colimits specified.
A model of a sketch is a Set-valued functor preserving the specified limits and colimits.
A categ... | {"url":"http://www.ncatlab.org/nlab/show/sketch","timestamp":"2014-04-18T21:06:46Z","content_type":null,"content_length":"28300","record_id":"<urn:uuid:ee23cda8-f08c-4fb5-b319-6a1f097086d1>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-20140423032006-00010-ip-10-147-4-33.ec2.internal.warc.gz"} |
A-level Physics (Advancing Physics)/Electron Behaviour as a Quantum Phenomenon
From Wikibooks, open books for an open world
So far, we have considered how quantum physics applies to photons, the quanta of light. In reality, every other particle is also a quantum, but you only need to know about photons and electrons.
T... | {"url":"http://en.wikibooks.org/wiki/A-level_Physics_(Advancing_Physics)/Electron_Behaviour_as_a_Quantum_Phenomenon","timestamp":"2014-04-23T10:34:20Z","content_type":null,"content_length":"32955","record_id":"<urn:uuid:fba1be10-f61a-45fb-bd70-349b3fc8a52c>","cc-path":"CC-MAIN-2014-15/segments/1398223202457.0/warc/CC-M... |
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h9 p1 5 anyone? plss help...........
• one year ago
• one ... | {"url":"http://openstudy.com/updates/50a7b5c5e4b082f0b852f3c6","timestamp":"2014-04-16T10:18:55Z","content_type":null,"content_length":"37194","record_id":"<urn:uuid:f51cd001-e9b6-490d-8005-1e973175254e>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00397-ip-10-147-4-33.ec2.internal.... |
How to measure volumes in a drum... [Archive] - Biodiesel & SVO Discussion Forums Archive - Live Forums at biodieseldiscussion.com
03-08-2006, 06:56 PM
I think I have this figured out for a drum... doing so in a carboy shouldn't be as hard.
I'm hoping someone can check my logic and math. I'm looking for an easy way to... | {"url":"http://www.biodieseldiscussion.com/forums/archive/index.php?t-20101.html","timestamp":"2014-04-19T14:29:06Z","content_type":null,"content_length":"17407","record_id":"<urn:uuid:c3ea832a-9dd1-4db3-87e7-678a62849c61>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20140416005217-00009-ip-10-147-... |
Next | Prev | Top | Index | JOS Index | JOS Pubs | JOS Home | Search
A matrix is defined as a rectangular array of numbers, e.g.,
which is a rows, and columns of the matrix. For example, the general
Either square brackets or large parentheses may be used to delimit the matrix. The ^H.1 of a matrix square.
The transpose... | {"url":"https://ccrma.stanford.edu/~jos/mdft/Matrices.html","timestamp":"2014-04-17T22:44:37Z","content_type":null,"content_length":"11928","record_id":"<urn:uuid:b3942a42-500c-408c-aa7b-e9d85865cb51>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00326-ip-10-147-4-33.ec2.internal.war... |
FOM: Re: F.O.M./pure math; general intellectual interest
Harvey Friedman friedman at math.ohio-state.edu
Wed Dec 17 06:07:38 EST 1997
Lou writes:
>Okay, I had forgotten this old discussion where I mentioned number theory
>in connection with complexity (but even there it was in reaction to
>earlier claims by you concern... | {"url":"http://www.cs.nyu.edu/pipermail/fom/1997-December/000569.html","timestamp":"2014-04-20T16:38:16Z","content_type":null,"content_length":"9339","record_id":"<urn:uuid:d1aa2ba5-dfc9-4ccc-b9e3-520bf89e0ddc>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-20140416005218-00572-ip-10-147-4-33.ec2.in... |
limits pass papers
\[ \lim_{x \to +\4} = \frac{\sqrt[2]{x}}{x^2 - 5x + 4} .\]
So... $\ \lim_{x \to \4} = \frac{\sqrt[2]{x}}{x^2 - 5x + 4} .\]$ You forgot the TEX tags. The overall limit is indeterminate, although from the right side, denoted by $\lim_{x \to 4+}$, it should be
infinity. (Note the plus is on the other si... | {"url":"http://mathhelpforum.com/algebra/196121-limits-pass-papers.html","timestamp":"2014-04-19T14:02:38Z","content_type":null,"content_length":"33183","record_id":"<urn:uuid:81792f36-836f-4a78-a487-87e490aaf013>","cc-path":"CC-MAIN-2014-15/segments/1398223203235.2/warc/CC-MAIN-20140423032003-00348-ip-10-147-4-33.ec2.... |
How do you place students into calculus courses?
August 29, 2011 11:30 AM Subscribe
Attention math teachers: what processes does your college/university use for placement into Calculus courses?
I teach at a mid-sized open-admissions research university in the US; total student body is about 6000 (about 1100 first-year... | {"url":"http://ask.metafilter.com/194668/How-do-you-place-students-into-calculus-courses","timestamp":"2014-04-17T12:27:32Z","content_type":null,"content_length":"28032","record_id":"<urn:uuid:e25a9a89-fb12-4079-93b0-314e2a9ed15d>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00628-i... |
OK Corral: Local versus non-local QM
1. I'd like to point out that I began with the exact equation that Bell used [1964; equation (3)]. I get the identical result also: - a.b'.
In physics it is important to understand what physical quantity the terms in an equation stand for. In Bell's paper
represent possible angles o... | {"url":"http://www.physicsforums.com/showthread.php?p=1252090","timestamp":"2014-04-21T04:49:45Z","content_type":null,"content_length":"121993","record_id":"<urn:uuid:872e174a-1c5e-4e43-898f-313524f88551>","cc-path":"CC-MAIN-2014-15/segments/1398223206147.1/warc/CC-MAIN-20140423032006-00113-ip-10-147-4-33.ec2.internal.... |
Posts about CS on The Lumber Room
Posts Tagged ‘CS’
This seems counter-intuitive, at least to me, but if you can find an intuitive explanation for it, please comment!
Fact: Let G be a cycle (connected graph where every vertex has degree 2: you know what I mean) of length n (i.e., n vertices and n edges). Start a random... | {"url":"http://shreevatsa.wordpress.com/tag/cs/","timestamp":"2014-04-21T10:07:50Z","content_type":null,"content_length":"37602","record_id":"<urn:uuid:f12ca719-5c41-4d10-8c14-aeb7b6e27ea9>","cc-path":"CC-MAIN-2014-15/segments/1397609539705.42/warc/CC-MAIN-20140416005219-00148-ip-10-147-4-33.ec2.internal.warc.gz"} |
Year 10 GCSE Paper question varies inversely as the square
July 10th 2008, 03:50 AM #1
Jul 2008
Year 10 GCSE Paper question varies inversely as the square
The shutter speed, S, of a camera varies inversely as the square of the aperture setting, f.
When f= 8, S= 125
a) find a formula for S in terms of f.... | {"url":"http://mathhelpforum.com/math-topics/43383-year-10-gcse-paper-question-varies-inversely-square.html","timestamp":"2014-04-20T01:16:07Z","content_type":null,"content_length":"32699","record_id":"<urn:uuid:7154be02-42de-4b54-8fdc-76c91361a13f>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MAIN-2014... |
st: RE: Stata 12 Announcement
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
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
st: RE: Stata 12 Anno... | {"url":"http://www.stata.com/statalist/archive/2011-06/msg01147.html","timestamp":"2014-04-21T02:07:09Z","content_type":null,"content_length":"19599","record_id":"<urn:uuid:1b5d7fbd-07a1-4872-8770-ece863a99094>","cc-path":"CC-MAIN-2014-15/segments/1397609539447.23/warc/CC-MAIN-20140416005219-00149-ip-10-147-4-33.ec2.in... |
Greenwood Village, CO SAT Math Tutor
Find a Greenwood Village, CO SAT Math Tutor
...My specialty is working with students one-on-one. My tutoring style is NOT to provide answers but to guide students to come to the answers on their own; this way, students take ownership of
their education and can be successful even... | {"url":"http://www.purplemath.com/greenwood_village_co_sat_math_tutors.php","timestamp":"2014-04-18T19:22:01Z","content_type":null,"content_length":"24568","record_id":"<urn:uuid:90649114-73ce-4fed-b5b7-d5faef03852d>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00308-ip-10-147-4-33.... |
Nicholas Sze of Yahoo Finds Two-Quadrillionth Digit of Pi
16301986 story
Posted by
from the I'm-a-good-guesser-in-binary-too dept.
gregg writes
"A researcher has calculated the 2,000,000,000,000,000th digit of pi — and a few digits either side of it. Nicholas Sze, of technology firm Yahoo, determined that the digit... | {"url":"http://science.slashdot.org/story/10/09/16/2155227/Nicholas-Sze-of-Yahoo-Finds-Two-Quadrillionth-Digit-of-Pi/informative-comments","timestamp":"2014-04-17T16:19:17Z","content_type":null,"content_length":"100922","record_id":"<urn:uuid:4fd0c978-412f-43bf-a0bd-9109c5ff2b38>","cc-path":"CC-MAIN-2014-15/segments/13... |
MathGroup Archive: February 1996 [00341]
[Date Index] [Thread Index] [Author Index]
Re: Constant term in polynomial?
• Subject: [mg3333] Re: Constant term in polynomial?
• From: bruck at pacificnet.net (Ronald Bruck)
• Date: 28 Feb 1996... | {"url":"http://forums.wolfram.com/mathgroup/archive/1996/Feb/msg00341.html","timestamp":"2014-04-19T19:42:45Z","content_type":null,"content_length":"36595","record_id":"<urn:uuid:c6a512e7-0d4b-44bd-889a-ed8d85fd5a9c>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00508-ip-10-147-4-33.e... |
2 Lines Stuffs.
May 8th, 2012, 09:21 PM #1
Join Date
Apr 2012
Thanked 0 Times in 0 Posts
So, i'm doing this program that takes 2 lines of input, the first line being a number that signifies how many numbers are going to be in the next line. I then have to find which number in the
second line occurs the ... | {"url":"http://www.javaprogrammingforums.com/whats-wrong-my-code/15607-2-lines-stuffs.html","timestamp":"2014-04-23T23:55:41Z","content_type":null,"content_length":"93341","record_id":"<urn:uuid:5bbec90f-56bd-479a-a110-694e8876ae60>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00595-... |
Darien, CT Geometry Tutor
Find a Darien, CT Geometry Tutor
...For higher grades, I use my adaptation of the standard Soviet textbooks, as well as textbooks created specifically for Moscow's elite high schools with emphasis on mathematics. I also throw
*fun* stuff into the mix, from prior-years math competitions, su... | {"url":"http://www.purplemath.com/Darien_CT_geometry_tutors.php","timestamp":"2014-04-19T15:26:02Z","content_type":null,"content_length":"23967","record_id":"<urn:uuid:d7be6e13-3243-4d10-8de4-d045f23286c3>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00448-ip-10-147-4-33.ec2.interna... |
Superior, CO Trigonometry Tutor
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...I am organized, prompt, and hate wasting someone's time and money. I also embrace technology to make learning more effective and efficient. Send me a note and we'll get started!I use the
flipped model here, where I will assign a short youtube... | {"url":"http://www.purplemath.com/Superior_CO_trigonometry_tutors.php","timestamp":"2014-04-19T17:40:17Z","content_type":null,"content_length":"24129","record_id":"<urn:uuid:bbbd0383-7efe-479f-a857-21077c0612b8>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-00626-ip-10-147-4-33.ec2.i... |
Transposition of a
Next | Prev | Up | Top | Index | JOS Index | JOS Pubs | JOS Home | Search
Above, we found the transfer function of the general state-space model to be
By the rules for transposing a matrix, the transpose of this equation gives
The system transpose of the system matrices.
When there is only one input... | {"url":"https://ccrma.stanford.edu/~jos/filters/Transposition_State_Space_Filter.html","timestamp":"2014-04-16T12:22:21Z","content_type":null,"content_length":"9572","record_id":"<urn:uuid:6ac1f9d4-30bf-421d-b5c7-ae047278aa6b>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00095-ip-10... |
Sunday FunctionSunday Function
…you’ve got to ask yourself one question: ‘Do I feel lucky?’ Well, do ya, punk?
- Dirty Harry
The laws of probability, like most of the mathematical rules that govern the world, are a relatively recent discovery. Ancient people like the Romans loved to gamble as much as we do, and they ha... | {"url":"http://scienceblogs.com/builtonfacts/2010/01/18/sunday-function-60/","timestamp":"2014-04-20T08:36:48Z","content_type":null,"content_length":"54314","record_id":"<urn:uuid:f4452b23-8ed7-42b7-bbc9-0d8b33d549eb>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/warc/CC-MAIN-20140416005218-00048-ip-10-147-4-33.... |
quadratic formula
September 2nd 2009, 02:30 PM
quadratic formula
i'm trying to use the quadratic formula for $3x^2 - 12x + 5 = 0$
and got it to $x = \frac {12 \pm \sqrt {-12^2 - 60}}{6}$ not sure if i'm going about it right so would like someone to point me in the right direction if possible
September 2nd 2009,... | {"url":"http://mathhelpforum.com/algebra/100286-quadratic-formula-print.html","timestamp":"2014-04-17T08:33:34Z","content_type":null,"content_length":"9108","record_id":"<urn:uuid:2fef983c-0db6-40ab-bd4a-ab8b13d874c9>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00466-ip-10-147-4-33... |
Linear Algebra: From the Beginning
Aptly subtitled “From the Beginning,” this text is a self-contained book that works both as a first-semester text for linear algebra and as a guided introduction for those who desire on their own to
gain entry into the land of linear algebra with no more of a passport than a working c... | {"url":"http://www.maa.org/publications/maa-reviews/linear-algebra-from-the-beginning","timestamp":"2014-04-20T17:06:57Z","content_type":null,"content_length":"96850","record_id":"<urn:uuid:2026c403-21e4-422c-a94c-2eff32c6fb22>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-20140416005218-00395-ip-1... |
Lahey - LF64 Fortran 8.1
LF64 v8.1 Delivers!
Important features include ...
• Intel EM64T and AMD AMD64 64-bit optimizations
• Unsurpassed global compile-time and runtime diagnostics
• Automatic Parallelization
• OpenMP Support
• Wisk, Winteracter Starter Kit - Graphics package
• Small and medium memory mod... | {"url":"http://www.lahey.com/linux64.htm","timestamp":"2014-04-20T04:12:06Z","content_type":null,"content_length":"24480","record_id":"<urn:uuid:09d88196-de90-444c-b3f8-587f8fb7a135>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-20140416005217-00504-ip-10-147-4-33.ec2.internal.warc.gz"} |
Nontrivial tangent bundle that is diffeomorphic to the trivial bundle
up vote 13 down vote favorite
Is there an example of a smooth $n$-manifold $M$ whose tangent bundle is nontrivial as a bundle but is nonetheless (abstractly) diffeomorphic to the trivial bundle $M \times \mathbb{R}^n$?
(This question was inspired by ... | {"url":"http://mathoverflow.net/questions/58793/nontrivial-tangent-bundle-that-is-diffeomorphic-to-the-trivial-bundle","timestamp":"2014-04-20T03:43:28Z","content_type":null,"content_length":"53354","record_id":"<urn:uuid:e849ac91-7efc-49e3-a995-c5552db06e05>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/C... |
W. Garrett Mitchener: My Web Pages
Here are electronic versions of some of my articles, posters, and slide shows. You may download them and read them for educational purposes, but please do not distribute them. Where possible, I have
included a link to the journal in which they were published.
Mathematica tools
Chat Ro... | {"url":"http://mitchenerg.people.cofc.edu/","timestamp":"2014-04-21T12:31:30Z","content_type":null,"content_length":"44341","record_id":"<urn:uuid:55d8cb06-f933-482c-a15e-f0b700155281>","cc-path":"CC-MAIN-2014-15/segments/1398223210034.18/warc/CC-MAIN-20140423032010-00016-ip-10-147-4-33.ec2.internal.warc.gz"} |
A characterization of lambda de in categorical models of implicit polymorphism
, 2002
"... Logical relations and their generalizations are a fundamental tool in proving properties of lambda-calculi, e.g., yielding sound principles for observational equivalence. We propose a natural
notion of logical relations able to d... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=1278193","timestamp":"2014-04-16T22:03:00Z","content_type":null,"content_length":"28055","record_id":"<urn:uuid:2546f3c0-61db-48a9-b688-130efd845f90>","cc-path":"CC-MAIN-2014-15/segments/1397609525991.2/warc/CC-MAIN-20140416005205-00490-ip-10-147-4-33.ec2.internal.war... |
20 August 2006
17 August 2006
With its time complexity of O(n log(n)) heapsort is optimal. It utilizes a special data structure called heap. This data structure is explained in the following.
29 July 2006
GTL, the Graph Template Library GTL can be seen as an extension of the Standard Template Library STL to graphs ... | {"url":"http://blogmarks.net/user/YukuanMark/marks/tag/Algorithm,cpp","timestamp":"2014-04-23T16:25:30Z","content_type":null,"content_length":"15376","record_id":"<urn:uuid:6b6dab53-8496-4c85-9be2-737e36abb43b>","cc-path":"CC-MAIN-2014-15/segments/1398223202774.3/warc/CC-MAIN-20140423032002-00080-ip-10-147-4-33.ec2.int... |
probability & statistics
Number of results: 23,295
1. The probability that a student passes mathematics is 2/3 and the probability that he passes biology is 4/9. If the probability of passing one course is 4/5, what is the probability that he will
pass both courses?
Saturday, October 23, 2010 at 5:30pm by Anonymous
I w... | {"url":"http://www.jiskha.com/search/index.cgi?query=probability+%26+statistics","timestamp":"2014-04-16T10:46:15Z","content_type":null,"content_length":"41795","record_id":"<urn:uuid:9a4a0e29-a1fe-4b65-a1ba-b18b1693a411>","cc-path":"CC-MAIN-2014-15/segments/1398223206770.7/warc/CC-MAIN-20140423032006-00497-ip-10-147-4... |
Countryside, IL Trigonometry Tutor
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...Thank you for considering my tutoring services. I have a diverse background that makes me well suited to help you with your middle school through college level math classes, as well as
physics, mechanical engineering, intro computer sci... | {"url":"http://www.purplemath.com/Countryside_IL_trigonometry_tutors.php","timestamp":"2014-04-18T23:31:01Z","content_type":null,"content_length":"24630","record_id":"<urn:uuid:e95377d2-ec8f-4db3-8c94-227a12f2e45a>","cc-path":"CC-MAIN-2014-15/segments/1397609535535.6/warc/CC-MAIN-20140416005215-00637-ip-10-147-4-33.ec2... |
How Many Cubic Meters Of Helium Are Required To ... | Chegg.com
How many cubic meters of helium are required to lift a balloon witha 428 kg payload to a height of7992 m? (Take ρ[He]= 0.180 kg/m^3.) Assume that the balloon maintains aconstant volume and that the
density of air decreases with altitudez according to the e... | {"url":"http://www.chegg.com/homework-help/questions-and-answers/many-cubic-meters-helium-required-lift-balloon-witha-428-kg-payload-height-of7992-m-take-0-q543248","timestamp":"2014-04-20T01:19:49Z","content_type":null,"content_length":"21674","record_id":"<urn:uuid:7d090798-028b-4bd3-91a2-e41d0280f7c3>","cc-path":"CC... |
FYI: Lambda Calculus on Perl 6
Front page | perl.perl6.language | Postings from September 2005
FYI: Lambda Calculus on Perl 6
Thread Next
Dan Kogai
September 4, 2005 20:35
FYI: Lambda Calculus on Perl 6
Message ID:
I recently needed to write a series of codes on lambda calculus in
perl. As MJD has shown Perl 5 can ha... | {"url":"http://www.nntp.perl.org/group/perl.perl6.language/2005/09/msg22991.html","timestamp":"2014-04-18T02:59:29Z","content_type":null,"content_length":"5127","record_id":"<urn:uuid:34ea883c-e7d1-4744-bb9f-ce5f5da46c26>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-00646-ip-10-147-4... |
The Institute For Figuring // Online Exhibit: Hyperbolic Space
In 1997 Cornell University mathematician Daina Taimina finally worked out how to make a physical model of hyperbolic space that allows us to feel, and to tactilely explore, the properties of this
unique geometry. The method she used was crochet.
Dr Taimina’... | {"url":"http://www.theiff.org/oexhibits/oe1e.html","timestamp":"2014-04-20T00:39:36Z","content_type":null,"content_length":"18185","record_id":"<urn:uuid:0374e798-e444-4aad-ada8-55e16603c4a3>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00000-ip-10-147-4-33.ec2.internal.warc.gz"} |
Pelham Manor, NY Precalculus Tutor
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...I accomplish this by focusing on improving a student's problem solving ability, a skill that is not often taught well in school. I have worked with students with learning disabilities as well
as gifted students taking advanced classes o... | {"url":"http://www.purplemath.com/Pelham_Manor_NY_Precalculus_tutors.php","timestamp":"2014-04-17T11:21:06Z","content_type":null,"content_length":"24581","record_id":"<urn:uuid:699ac355-e5e6-44fd-8690-2e7657b64fd1>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00297-ip-10-147-4-33.ec... |
A Unification Algorithm for Typed l-Calculus
, 1998
"... The paper proposes a theory relating syntax, semantics, and intonational prosody, and covering a wide range of English intonational tunes and their semantic interpretation in terms of focus and
information structure. The theory is based on a version of combinator... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=1471800","timestamp":"2014-04-18T19:11:13Z","content_type":null,"content_length":"26694","record_id":"<urn:uuid:834c6337-6311-4b4f-8e1b-aa1bdb7dd542>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.7/warc/CC-MAIN-20140416005215-00508-ip-10-147-4-33.ec2.internal.war... |
Math Help
December 12th 2011, 08:53 PM #1
Dec 2011
Eek, so I'm not sure if this is the right forum, but it is technically statistics
Psychology student trying to work out a t-score, but I'm not really good at math, so I'm really struggling with this equation!
please help!!
T = (5.65-511)√(29+77-2)2... | {"url":"http://mathhelpforum.com/advanced-statistics/194144-t-scores.html","timestamp":"2014-04-17T04:26:21Z","content_type":null,"content_length":"39668","record_id":"<urn:uuid:9733e9a7-3a8f-420e-b24e-f2ed1ad69825>","cc-path":"CC-MAIN-2014-15/segments/1397609526252.40/warc/CC-MAIN-20140416005206-00485-ip-10-147-4-33.e... |
polar coordinates
August 30th 2008, 12:06 PM
polar coordinates
Determine the main set of polar coordinates of points which are rectangular coordinates:
How do I find the angle?
The answer is:
August 30th 2008, 12:25 PM
Hi Apprentice123,
Given the coordinates $(a,b)$ the angle $(\theta)$ is given by ... | {"url":"http://mathhelpforum.com/trigonometry/47164-polar-coordinates-print.html","timestamp":"2014-04-20T09:44:18Z","content_type":null,"content_length":"7032","record_id":"<urn:uuid:693c2794-2cee-4cd0-84b9-13c20af19e47>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/warc/CC-MAIN-20140416005218-00129-ip-10-147-4... |
Piscataway Prealgebra Tutor
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...I've been studying and practicing yoga now (specifically vinyasa style) for two years. I teach yoga classes to students grade K-4 three times per week. I do lots of reading and research about
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Finding max clique in perfect graphs
up vote 5 down vote favorite
A fast algorithm to find the size of the largest clique in a perfect graph(this one having odd cycles with at least 1 chord) with about 100 vertices ??
And is there any simpler method than brute force as this is a perfect graph and there should be a poly... | {"url":"http://stackoverflow.com/questions/3020299/finding-max-clique-in-perfect-graphs?answertab=oldest","timestamp":"2014-04-18T16:00:14Z","content_type":null,"content_length":"72888","record_id":"<urn:uuid:b4e60d44-630d-4b75-8659-b39494842bae>","cc-path":"CC-MAIN-2014-15/segments/1397609533957.14/warc/CC-MAIN-201404... |
Equipotential Contour Theory
1. The problem statement, all variables and given/known data
The lines show equipotential contours in the plane of three point charges, Q1, Q2, and Q3. The positions of the charges are marked by dots. The values of the potentials are in kilovolts as indicated,
e.g., +5 kV, −5 kV; the contou... | {"url":"http://www.physicsforums.com/showthread.php?t=293508","timestamp":"2014-04-17T18:39:13Z","content_type":null,"content_length":"41710","record_id":"<urn:uuid:14869d42-1617-4da7-a82c-e57ac9c98d26>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-00565-ip-10-147-4-33.ec2.internal.wa... |
Patterns Across Cultures: The Fibonacci Sequence in Visual Art
Exploring where the Fibonacci Sequence and Golden Ratio appear in nature and the visual arts.
Key Staff
Primary instructor. If primary instructor is not a visual art teacher, it would be a good idea to enlist the assistance of a visual art expert.
Key Skill... | {"url":"http://artsedge.kennedy-center.org/educators/lessons/grade-9-12/Fibonacci_Visual_Art.aspx","timestamp":"2014-04-16T10:11:28Z","content_type":null,"content_length":"67030","record_id":"<urn:uuid:746b1dd1-dfc6-46a6-8d9e-036a96fc555d>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-2014042303200... |
How to solve a 4x4x4 Rubik's Cube (Part One)
In this Tutorial you'll learn how to solve the 4 by 4 Rubik's Cube.
to go to part two.
1) L'*, 2U, L*
2) R*, 2U, R'*
3) L', R, U, F, U', L
4) D*, R, F', U, R', F, D'*
1) 2U*, 2L*, 2U, 2l, 2U, 2L*, 2U*, R, U', L, 2U, R', U, R, L', U', L, 2U, R', U, L', U
2) 2R*, 2B, 2U, L*, 2... | {"url":"http://howtosolvearubixcube.blogspot.com/2009/07/how-to-solve-4x4x4-rubiks-cube-part-one.html","timestamp":"2014-04-19T20:52:16Z","content_type":null,"content_length":"50587","record_id":"<urn:uuid:7d91b005-cf83-4279-81f5-a523d3773e5d>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-201404230... |
Weekly Problem 43 - 2007
Copyright © University of Cambridge. All rights reserved.
'Weekly Problem 43 - 2007' printed from http://nrich.maths.org/
The diagram shows 10 identical coins which fit exactly inside a wooden frame. As a result each coin is prevented from sliding. What is the largest number of coins that may b... | {"url":"http://nrich.maths.org/5695/index?nomenu=1","timestamp":"2014-04-19T05:15:40Z","content_type":null,"content_length":"3734","record_id":"<urn:uuid:977bd7bd-d524-4b3a-b51c-076eef594b4b>","cc-path":"CC-MAIN-2014-15/segments/1398223210034.18/warc/CC-MAIN-20140423032010-00512-ip-10-147-4-33.ec2.internal.warc.gz"} |
Proof involving hyberbola
March 31st 2012, 08:41 AM #1
Proof involving hyberbola
Prove that the line $x cos \alpha + y sin \alpha = p$ touches the hyperbola $x^2/a^2 - y^2/b^2 = 1$ if $p^{2} = a^2 cos^2 \alpha - b^2 sin^2 \alpha$.
How do I start?
Edit: Sorry for the error in the question.
Last edited by... | {"url":"http://mathhelpforum.com/geometry/196636-proof-involving-hyberbola.html","timestamp":"2014-04-17T02:26:17Z","content_type":null,"content_length":"68250","record_id":"<urn:uuid:d392d6d3-f093-4c9e-b3a2-01ac642cd5a8>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00207-ip-10-147-... |
Overview Package Class Tree Deprecated Index Help
PREV CLASS NEXT CLASS FRAMES NO FRAMES
SUMMARY: NESTED | FIELD | CONSTR | METHOD DETAIL: FIELD | CONSTR | METHOD
Class Dtrsen
public class Dtrsen
extends java.lang.Object
Following is the description from the original
Fortran source. For each... | {"url":"http://icl.cs.utk.edu/projectsfiles/f2j/javadoc/org/netlib/lapack/Dtrsen.html","timestamp":"2014-04-18T20:44:24Z","content_type":null,"content_length":"21552","record_id":"<urn:uuid:79c529dc-c19f-4e5d-b405-3d3b92726401>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.9/warc/CC-MAIN-20140416005215-00418-ip-10... |
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Topic: Some where equidistant
Replies: 5 Last Post: Jul 16, 2013 4:29 AM
Messages: [ Previous | Next ]
... | {"url":"http://mathforum.org/kb/thread.jspa?threadID=2581773&messageID=9168719","timestamp":"2014-04-17T17:09:54Z","content_type":null,"content_length":"22141","record_id":"<urn:uuid:a70f9e89-934e-4ebf-a395-f8d1fff1aa6e>","cc-path":"CC-MAIN-2014-15/segments/1397609530136.5/warc/CC-MAIN-20140416005210-00187-ip-10-147-4-... |
Graph Theory - To Euler or not to Euler? With attempted working.
February 20th 2010, 08:26 AM
Graph Theory - To Euler or not to Euler? With attempted working.
I'm having a bit of difficulty with this question. I have posted part of my working (though it may be completely wrong) below. I'm assuming I need to use Eul... | {"url":"http://mathhelpforum.com/discrete-math/129748-graph-theory-euler-not-euler-attempted-working-print.html","timestamp":"2014-04-20T17:20:12Z","content_type":null,"content_length":"4392","record_id":"<urn:uuid:d705faa5-8063-48b9-9f02-f91d667bbddd>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-... |
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Find the limit if it exists. lim x--> 0 of (x-1)/(x^3+5x). Do ... | {"url":"http://openstudy.com/updates/50f35c62e4b0694eaccf8ea9","timestamp":"2014-04-19T04:38:05Z","content_type":null,"content_length":"46585","record_id":"<urn:uuid:c39548dd-f9f2-4a8a-8229-d69fb09a2523>","cc-path":"CC-MAIN-2014-15/segments/1397609535775.35/warc/CC-MAIN-20140416005215-00048-ip-10-147-4-33.ec2.internal.... |
Graphing Quadratic Functions (vertex formula)
I am having a really hard time with this section. My teacher will be absent tomorrow and I have a test on Monday. I don't understand this. So, for practice could anyone help me out and show me step
by step how to do some problems?
In my book, it says:
"use the Vertex Form: ... | {"url":"http://www.purplemath.com/learning/viewtopic.php?f=8&t=578&p=1815","timestamp":"2014-04-17T07:40:06Z","content_type":null,"content_length":"22557","record_id":"<urn:uuid:fd2ab194-ad06-44d6-a0b0-f7c358d57172>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00506-ip-10-147-4-33.e... |
the first resource for mathematics
New classes of exact solutions to general nonlinear equations and systems of equations in mathematical physics.
(English) Zbl 1217.35166
From the text: New classes of exact solutions to some general nonlinear equations and systems of equations of mathematical physics are described tha... | {"url":"http://zbmath.org/?q=an:1217.35166","timestamp":"2014-04-18T18:28:46Z","content_type":null,"content_length":"21629","record_id":"<urn:uuid:543b2fcc-e1de-48d4-bb8e-22bfd9f4c985>","cc-path":"CC-MAIN-2014-15/segments/1398223203235.2/warc/CC-MAIN-20140423032003-00002-ip-10-147-4-33.ec2.internal.warc.gz"} |
To begin, we load a graph.
load ../graphs/clr-25-2.mat
Next, let's check the documentation to see which functions to implement for the visitor
help dijkstra_sp
DIJKSTRA_SP Compute the weighted single source shortest path problem.
Dijkstra's algorithm for the single source shortest path problem only
works on graph... | {"url":"http://www.mathworks.com/matlabcentral/fileexchange/10922-matlabbgl/content/matlab_bgl/doc/html/record_alg/record_alg.html","timestamp":"2014-04-21T03:14:03Z","content_type":null,"content_length":"61658","record_id":"<urn:uuid:a2396146-7d28-468a-ab97-abcd2c83d2fd>","cc-path":"CC-MAIN-2014-15/segments/1397609539... |
Probability problem.
Re: Probability problem.
N numbers are randomly chosen from U(0,1). What's the value of
"Believe nothing, no matter where you read it, or who said it, no matter if I have said it, unless it agrees with your own reason and your own common sense" - Buddha?
"Data! Data! Data!" he cried impatiently. "I... | {"url":"http://www.mathisfunforum.com/viewtopic.php?pid=296427","timestamp":"2014-04-19T17:26:06Z","content_type":null,"content_length":"43565","record_id":"<urn:uuid:d4d7c280-8cfa-48ae-b1ea-3f29ef46ab30>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00023-ip-10-147-4-33.ec2.internal... |
The rank of a class elliptic curves
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For elliptic curve $y^{2}=x(x+a^{2})(x+(1-a)^{2})$,($a$ is a rational number and does not equal 0,1,1/2),is its rank always 0?
Without f... | {"url":"http://mathoverflow.net/questions/63763/the-rank-of-a-class-elliptic-curves/64470","timestamp":"2014-04-20T01:40:05Z","content_type":null,"content_length":"73785","record_id":"<urn:uuid:3458f0b7-a2af-4acf-aa2b-ef09f49b09de>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MAIN-20140416005217-00518-i... |
Ph.D. Candidate
My research area is applied probability. Currently I am designing and investigating new simulation optimization algorithms for continuous parameter spaces. In general I am interested in various
problems involving probability theory, such as Monte-Carlo methods, risk management and information engineerin... | {"url":"http://people.orie.cornell.edu/rw339/","timestamp":"2014-04-20T23:42:05Z","content_type":null,"content_length":"24901","record_id":"<urn:uuid:ece093fe-b787-449f-9cc4-4c4c93e88078>","cc-path":"CC-MAIN-2014-15/segments/1397609539337.22/warc/CC-MAIN-20140416005219-00038-ip-10-147-4-33.ec2.internal.warc.gz"} |
Summary: MONODROMY GROUPS OF HURWITZ-TYPE
Abstract. We solve the Hurwitz monodromy problem for degree
4 covers. That is, the Hurwitz space H4,g of all simply branched
covers of P1
of degree 4 and genus g is an unramified cover of
the space P2g+6 of (2g + 6)-tuples of distinct points in P1
. We
determine the monodromy o... | {"url":"http://www.osti.gov/eprints/topicpages/documents/record/273/2084304.html","timestamp":"2014-04-17T09:49:10Z","content_type":null,"content_length":"7899","record_id":"<urn:uuid:49a679f4-7980-481b-931b-426c260bb2f2>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00364-ip-10-147-... |
"Zapiski Nauchnyh Seminarov POMI"
VOL. 279
This issue is entitled "Geometry and Topology. Part 6"
editors S. V. Buyalo and N. Yu. Netsvetaev
• Aleksandr Aleksandrovich Ivanov (to the eightieth anniversary) .......7 (.ps.gz)
• Akhmet'ev P. M. A higher-order analog of the helicity number for a pair of divergent-free ... | {"url":"http://www.emis.de/journals/ZPOMI/2001/v279.html","timestamp":"2014-04-20T01:00:11Z","content_type":null,"content_length":"3534","record_id":"<urn:uuid:3c7af875-689e-4fb5-8cb3-2fb3a363c521>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MAIN-20140416005217-00550-ip-10-147-4-33.ec2.internal.warc.gz... |
vector projection
January 15th 2008, 11:04 AM #1
Nov 2005
vector projection
[quote]Let T be the triangle with vertices at (4,10), (−8,8),(3,8). The area of T is = ? [quote]
i used the projection forumla and got the length of 1 side as: 4.2426 (not sure if that is right). should i do the same thing to find t... | {"url":"http://mathhelpforum.com/calculus/26136-vector-projection.html","timestamp":"2014-04-18T06:28:44Z","content_type":null,"content_length":"36977","record_id":"<urn:uuid:559edd2e-acd6-48ec-bde4-0ac7ce8df37d>","cc-path":"CC-MAIN-2014-15/segments/1397609532573.41/warc/CC-MAIN-20140416005212-00469-ip-10-147-4-33.ec2.... |
Comment on ``On Discriminative vs. Generative Classifiers: A Comparison of Logistic Regression and Naive Bayes"
Jinghao Xue and Mike Titterington
Neural Processing Letters 2007.
Comparison of generative and discriminative classifiers is an ever-lasting topic. Based on their theoretical and empirical comparisons between... | {"url":"http://eprints.pascal-network.org/archive/00003384/","timestamp":"2014-04-18T18:14:02Z","content_type":null,"content_length":"8869","record_id":"<urn:uuid:d5e9d007-3505-4021-9786-8126b733feda>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.7/warc/CC-MAIN-20140416005215-00422-ip-10-147-4-33.ec2.internal.warc... |
Example: Canonical
This example is based on a fictitious data file (Factor.sta) describing a study of life satisfaction. This data file is also analyzed in the Example section of Factor Analysis.
Suppose that a questionnaire is administered to a random sample of 100 adults. The questionnaire contains 10 items that are... | {"url":"http://documentation.statsoft.com/STATISTICAHelp.aspx?path=Canonical/CanonicalAnalysis/Examples/Example1CanonicalCorrelation","timestamp":"2014-04-20T04:17:27Z","content_type":null,"content_length":"100860","record_id":"<urn:uuid:067fab8e-989e-461d-9be5-e1a57cb5ee1d>","cc-path":"CC-MAIN-2014-15/segments/1398223... |
Student Solutions Guide, Volume 2 for Larson's Calculus, 7th
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Donald A. Martin
Professor of Mathematics and Philosophy
• Offices:
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Crystal Growth Behaviors of Silicon during Melt Growth Processes
International Journal of Photoenergy
Volume 2012 (2012), Article ID 169829, 16 pages
Review Article
Crystal Growth Behaviors of Silicon during Melt Growth Processes
Institute for Materials Research (IMR), Tohoku University, Katahira 2-1-1, Aoba-ku, Sendai... | {"url":"http://www.hindawi.com/journals/ijp/2012/169829/","timestamp":"2014-04-20T21:41:59Z","content_type":null,"content_length":"202058","record_id":"<urn:uuid:19e4c0a8-86f9-400c-a837-4213849ae4f7>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00039-ip-10-147-4-33.ec2.internal.warc... |
Why is it important that partial derivatives commute?
up vote 17 down vote favorite
I am asking this in the context of differential geometry (specifically Riemannian).
When the Levi-Civita Connection is defined, we require that the torsion tensor is 0, which in local coordinates translates to the requirement that $\Gam... | {"url":"http://mathoverflow.net/questions/122729/why-is-it-important-that-partial-derivatives-commute/122805","timestamp":"2014-04-17T07:42:41Z","content_type":null,"content_length":"81683","record_id":"<urn:uuid:02868dfe-d9b2-44fe-82b1-1748ad0b864b>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20... |
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Direct sum of a range and T-invariant subspace problem
March 30th 2010, 03:17 PM #1
Nov 2009
Direct sum of a range and T-invariant subspace problem
I've been working for this problem for quite a while, but am seriously stuck now, so I would appreciate any help!
Here's the problem:
Suppose $V=R(T) \oplus... | {"url":"http://mathhelpforum.com/advanced-algebra/136556-direct-sum-range-t-invariant-subspace-problem.html","timestamp":"2014-04-19T11:33:44Z","content_type":null,"content_length":"39286","record_id":"<urn:uuid:8625fd99-9c35-440b-b2b9-eb2170fdc677>","cc-path":"CC-MAIN-2014-15/segments/1397609537097.26/warc/CC-MAIN-201... |
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Running engines for electric power
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Mass of block given μK and Force?
1. The problem statement, all variables and given/known data
A student pushes a block with 240 N of force across a horizontal surface with a coefficient of kinetic friction of 0.4. The block accelerates at a rate of 0.88 m/s
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2. Relevant equations
= F
/ F
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Bernhard Riemann had the touch of gold. Everything he worked with, he revolutionized. He was born in 1826 to a Lutheran pastor, the second of six children. He was born in the little town of Hanover,
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Lecture 4
G22.2590 - Natural Language Processing - Spring 2003 Prof. Grishman
Lecture 4 Outline
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Part-of-Speech Tagging Using Hidden Markov Models
Corpus-Based Methods
Natural language is very complex
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The Pot of Gold for Public School Teachers
By JOHN SULLIVAN • February 22, 2012
It’s always nice to see a fresh-faced 22-year-old begin a teaching career with eagerness, but is this happiness actually due to the fact that they have just entered an economic utopia where there is
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Surprise from Martin Schmaltz
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ideal completion
ideal completion
The ideal completion of a category $C$ generalises the notion of ideal completion of a partially ordered set. It is formed by taking the category of ideals? of $C$. It is the completion of $C$ under
filtered colimits of monomorphisms.
See page 24 of An Outline of Algebraic Set Theory.
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Norm on a field
From Encyclopedia of Mathematics
A mapping
The norm of [4]. See also Valuation.
Examples of norms. If absolute value or modulus of the number
Finite fields and their algebraic extensions only have the trivial norm.
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MATH M118 2806-2810 FINITE MATHEMATICS
Mathematics | FINITE MATHEMATICS
M118 | 2806-2810 | --
P: Two years of high school algebra or M014. Sets, counting, basic
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Hi i'm new to this forum. I have a problem with a question on number theory which requires proving. The question is "Let a, b, c be integers. Prove that if a^2|b and b^3|c then a^4b^5|c^3." I do not
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