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Work done by friction Help!
theta and cos theta (I think) should be 0 because they are parallel?
I did do this and got an answer of 4880.7 Joules - should be negative because friction is going in the opposite direction.
their answer is -4.95 KJ even if I divide by 1000 I still don't get the right answer.
Sorry, I misse... | {"url":"http://www.physicsforums.com/showthread.php?p=2911040","timestamp":"2014-04-16T10:35:32Z","content_type":null,"content_length":"39535","record_id":"<urn:uuid:13e0781a-3e8d-4d4b-ba0e-ec72785928e9>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00557-ip-10-147-4-33.ec2.internal.... |
New Carrollton, MD SAT Math Tutor
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Granada Hills Math Tutor
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Mars is a strict statically typed language. Its type system is based on the parametric Hindley-Milner system of Haskell (and before it, ML). All variables and expressions have a known type at compile
In the traditional sense, a data type is a set of possible values. Data types in Mars are exclusive – every value belong... | {"url":"http://ww2.cs.mu.oz.au/~mgiuca/mars/docs/ref/types.html","timestamp":"2014-04-21T14:40:19Z","content_type":null,"content_length":"57019","record_id":"<urn:uuid:d9e81007-45a4-4f51-952f-2b61ef066d9b>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-20140416005220-00128-ip-10-147-4-33.ec2.interna... |
Washington Precalculus Tutor
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Larry Zimmerman strikes again
I wanted to share another few excerpts from Larry. He gave a talk last Tuesday at the NY Math Circle's PD for Middle School Teachers, and I was impressed again by how he asks questions to extend
thinking about a problem, offer more entry points, and deepens my interest. He does it so quick... | {"url":"http://mathbebrave.blogspot.com/2009/11/larry-zimmerman-strikes-again.html","timestamp":"2014-04-19T17:01:20Z","content_type":null,"content_length":"90588","record_id":"<urn:uuid:adcaaf76-365c-46f9-8dec-7bcb8f6e54cf>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/CC-MAIN-20140423032006-00010-ip-10-1... |
Optimal matrix transposition and bit reversal on hypercubes: all-to-all personalized communication
Results 1 - 10 of 16
, 1994
"... The spectral transform method is a standard numerical technique for solving partial differential equations on a sphere and is widely used in atmospheric circulation models. Recent research... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=979375","timestamp":"2014-04-18T02:06:54Z","content_type":null,"content_length":"35403","record_id":"<urn:uuid:306ba925-5fb3-440d-b8dd-6297117eb4d3>","cc-path":"CC-MAIN-2014-15/segments/1397609532374.24/warc/CC-MAIN-20140416005212-00357-ip-10-147-4-33.ec2.internal.war... |
Trigonometric Identities
April 7th 2012, 08:37 AM #1
Apr 2012
Trigonometric Identities
If sin x = 2/3 and cos y = -2/7, find the possible values of cos(x+y). Anyone please?
I tried cos(x+y) = cos x cos y - sin x sin y
= -2/7cos x - 2/3 sin y
now i'm stuck
Last edited by jessm001; April 7th 2012 ... | {"url":"http://mathhelpforum.com/trigonometry/196910-trigonometric-identities.html","timestamp":"2014-04-17T05:36:31Z","content_type":null,"content_length":"55855","record_id":"<urn:uuid:f5754f58-703a-405b-a7bd-463f602d1a8b>","cc-path":"CC-MAIN-2014-15/segments/1397609526252.40/warc/CC-MAIN-20140416005206-00444-ip-10-1... |
Lorentz contraction of box filled with gas
The pressure inside the box does not increase. I will try and explain why. Pressure is defined as force divided by area. Force is defined as m*a = m*dv/dt = dp/dt where dp is change in momentum. If
we have a box with n particles, each of mass m, conveniently bouncing straight ... | {"url":"http://www.physicsforums.com/showthread.php?p=1582502","timestamp":"2014-04-17T00:52:20Z","content_type":null,"content_length":"87552","record_id":"<urn:uuid:440a5da1-ed22-4465-9dbd-4fa1c8f880c4>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20140416005206-00065-ip-10-147-4-33.ec2.internal.w... |
A New Model of the Fractional Order Dynamics of the Planetary Gears
Mathematical Problems in Engineering
Volume 2013 (2013), Article ID 932150, 14 pages
Research Article
A New Model of the Fractional Order Dynamics of the Planetary Gears
^1State University of Novi Pazar, Novi Pazar, Serbia
^2Faculty of Engineering Scie... | {"url":"http://www.hindawi.com/journals/mpe/2013/932150/","timestamp":"2014-04-16T16:59:35Z","content_type":null,"content_length":"311617","record_id":"<urn:uuid:965b1631-f2b3-4a6c-a06b-7a1c5b84acde>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00084-ip-10-147-4-33.ec2.internal.warc... |
Proposition 85
To find the first apotome.
Set out a rational straight line, and let BG be commensurable in length with A. Then BG is also rational.
Set out two square numbers DE and EF, and let their difference FD not be square. Then ED does not have to DF the ratio which a square number has to a square number.
Let it ... | {"url":"http://aleph0.clarku.edu/~djoyce/java/elements/bookX/propX85.html","timestamp":"2014-04-17T15:44:18Z","content_type":null,"content_length":"5143","record_id":"<urn:uuid:ffed867a-8418-4f80-9d2f-f10f05e3b39b>","cc-path":"CC-MAIN-2014-15/segments/1397609530136.5/warc/CC-MAIN-20140416005210-00493-ip-10-147-4-33.ec2... |
RE: st: Re: st: RE: Truncated sample or Heckman selection
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 ... | {"url":"http://www.stata.com/statalist/archive/2012-10/msg00196.html","timestamp":"2014-04-16T19:20:14Z","content_type":null,"content_length":"11797","record_id":"<urn:uuid:1df68d70-bb5b-4a49-8712-1054474c85e8>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204-00018-ip-10-147-4-33.ec2.in... |
Josephine, TX Math Tutor
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Experimental and theoretical studies of nanofluid thermal conductivity enhancement: a review
Nanofluids, i.e., well-dispersed (metallic) nanoparticles at low- volume fractions in liquids, may enhance the mixture's thermal conductivity, k[nf], over the base-fluid values. Thus, they are
potentially useful for advanced co... | {"url":"http://pubmedcentralcanada.ca/pmcc/articles/PMC3211287/?lang=en-ca","timestamp":"2014-04-20T12:01:10Z","content_type":null,"content_length":"201543","record_id":"<urn:uuid:15bebc28-9def-48d8-8432-eb962737ac9d>","cc-path":"CC-MAIN-2014-15/segments/1397609538423.10/warc/CC-MAIN-20140416005218-00125-ip-10-147-4-33... |
A note on the choice of Malmquist productivity index and Malmquist total factor productivity index
Halkos, George and Tzeremes, Nickolaos (2006): A note on the choice of Malmquist productivity index and Malmquist total factor productivity index.
Download (282Kb) | Preview
This paper by analyzing the two popular metho... | {"url":"http://mpra.ub.uni-muenchen.de/32083/","timestamp":"2014-04-21T09:40:57Z","content_type":null,"content_length":"20560","record_id":"<urn:uuid:f7665e02-3750-4c79-8f5f-b3168e2e28a5>","cc-path":"CC-MAIN-2014-15/segments/1398223206147.1/warc/CC-MAIN-20140423032006-00453-ip-10-147-4-33.ec2.internal.warc.gz"} |
Tag Archives: math
Question: What is one number that’s divisible by everything? and Question: What number is divisible by all 9 numbers 1 to 9? Read more
We have heard of inflation, but what is its effect? A dollar doesn’t buy what it used to. But what does that mean? I bought a house in 1988 for $97,000. If I had to b... | {"url":"http://howtutorial.com/tag/math/","timestamp":"2014-04-18T04:16:49Z","content_type":null,"content_length":"47711","record_id":"<urn:uuid:bafec421-d7dc-4c6e-a0e9-b733aba49c3f>","cc-path":"CC-MAIN-2014-15/segments/1397609532480.36/warc/CC-MAIN-20140416005212-00083-ip-10-147-4-33.ec2.internal.warc.gz"} |
MathGroup Archive: June 2006 [00224]
[Date Index] [Thread Index] [Author Index]
Re: Re: piecewise integration
• To: mathgroup at smc.vnet.net
• Subject: [mg67070] Re: [mg66999] Re: piecewise integration
• From: Andrzej Kozlowski <akoz a... | {"url":"http://forums.wolfram.com/mathgroup/archive/2006/Jun/msg00224.html","timestamp":"2014-04-19T07:00:05Z","content_type":null,"content_length":"36424","record_id":"<urn:uuid:d41fe757-9500-47b7-b508-c5891cf024d2>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00343-ip-10-147-4-33.... |
Brighton, MA SAT Math Tutor
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Injective Representables
Posted on 7 April 2011 by
Nicolas Wu
Category Theory
In this article I’ll show how the injective and surjective properties of a function have a nice relationship with the injectivity of the corresponding representable functors, and how the right
cancellative definition of surjection can be deri... | {"url":"http://zenzike.com/posts/2011-04-07-injective-representables","timestamp":"2014-04-21T06:15:15Z","content_type":null,"content_length":"8850","record_id":"<urn:uuid:a49b5d3e-40dc-4260-937e-205c4d31878b>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00558-ip-10-147-4-33.ec2.int... |
dense subset of C*-algbra
August 23rd 2010, 12:38 AM #1
dense subset of C*-algbra
Show that the span of elements of the form $a^*b$ where both $a,b\in A$ which is a C*-albegra is dense in $A$
(I'm missing something simple...)
If the algebra is unital, with identity element e, then this result is obvious, be... | {"url":"http://mathhelpforum.com/differential-geometry/154227-dense-subset-c-algbra.html","timestamp":"2014-04-21T03:13:50Z","content_type":null,"content_length":"35116","record_id":"<urn:uuid:26fb60c8-ec7f-42cb-9252-883c4fda43b1>","cc-path":"CC-MAIN-2014-15/segments/1397609539447.23/warc/CC-MAIN-20140416005219-00523-i... |
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help cant figure out this problem 6(a+3)=21-3-(1-2a)
• 6 mon... | {"url":"http://openstudy.com/updates/52570605e4b002bdb08e47de","timestamp":"2014-04-21T15:29:10Z","content_type":null,"content_length":"54273","record_id":"<urn:uuid:28ec11bb-3dd1-4f73-a763-202f05b43ab0>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-20140416005220-00501-ip-10-147-4-33.ec2.internal.... |
Can logical probability be viewed as a measure of degrees of partial entailment?
Mura, Alberto Mario (2008) Can logical probability be viewed as a measure of degrees of partial entailment? Logic and Philosophy of Science, Vol. 6 (1), p. 25-33. eISSN 1826-1043. Article.
Full text not available from this repository.
Alte... | {"url":"http://eprints.uniss.it/4789/","timestamp":"2014-04-20T09:05:37Z","content_type":null,"content_length":"17608","record_id":"<urn:uuid:3142c649-f0b5-4a2c-8f16-c6607c617262>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/warc/CC-MAIN-20140416005218-00337-ip-10-147-4-33.ec2.internal.warc.gz"} |
X-ray Emission from Clusters of Galaxies - C.L. Sarazin
5.4. Transport processes
Processes that redistribute energy, momentum, or heavy elements within the intracluster gas will now be reviewed.
5.4.1 Mean free paths and equilibration time scales
The mean free paths of electrons and ions in a plasma without a magnetic ... | {"url":"http://ned.ipac.caltech.edu/level5/March02/Sarazin/Sarazin5_4.html","timestamp":"2014-04-18T23:21:56Z","content_type":null,"content_length":"6872","record_id":"<urn:uuid:0e2f91f9-8cfa-4e81-8d2b-6236304ea0ea>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00266-ip-10-147-4-33.ec... |
Overbrook Hills, PA Calculus Tutor
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Rolling That Cube
Copyright © University of Cambridge. All rights reserved.
Why do this problem?
is one which will particularly appeal to those pupils who enjoy problem solving or have good spatial awareness. It may, therefore, be a useful activity for a whole class - as it will enable you to
see more clearly which pup... | {"url":"http://nrich.maths.org/7299/note?nomenu=1","timestamp":"2014-04-17T01:14:19Z","content_type":null,"content_length":"6798","record_id":"<urn:uuid:27a7b5cc-5beb-4bef-a905-99658a2cb2cd>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20140416005206-00536-ip-10-147-4-33.ec2.internal.warc.gz"} |
Re: How many parameters does an elisp function take?
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Re: How many parameters does an elisp function take?
From: Kevin Rodgers
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A question about a formal power series manipulation
up vote 1 down vote favorite
I want to find a function $f(x,y)$ which can satisfy the following equation,
$\prod _{n=1} ^{\infty} \frac{1+x^n}{(1-x^{n/2}y^{n/2})(1-x^{n/2}y^{-n/2})} = exp [ \sum _{n=1} ^\infty \frac{f(x^n,y^n)}{n(1-x^{2n})}]$
• I would like to know... | {"url":"http://mathoverflow.net/questions/108927/a-question-about-a-formal-power-series-manipulation/111294","timestamp":"2014-04-21T15:45:27Z","content_type":null,"content_length":"68879","record_id":"<urn:uuid:214129bc-733a-46cd-9817-2323bcb5150f>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-201... |
Projectile motion [Archive] - OpenGL Discussion and Help Forums
02-12-2012, 08:46 AM
Need some help whit the following code:
void quadratic(int angle,int vel)
float theta=3.14*angle/180;//angle to radians
ux=vel*cos(theta);//X coord init value
uy=vel*sin(theta);//Y coord init value
t=((vel*vel)*(2*(sin(theta)*cos(thet... | {"url":"http://www.opengl.org/discussion_boards/archive/index.php/t-176886.html","timestamp":"2014-04-20T11:18:36Z","content_type":null,"content_length":"4426","record_id":"<urn:uuid:b8ad4bfa-ae08-4f2c-a811-963b9df832d6>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00581-ip-10-147-4-... |
Blawenburg ACT Tutor
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Convert decivolt to attovolt - Conversion of Measurement Units
›› Convert decivolt to attovolt
›› More information from the unit converter
How many decivolt in 1 attovolt? The answer is 1.0E-17.
We assume you are converting between decivolt and attovolt.
You can view more details on each measurement unit:
decivolt or a... | {"url":"http://www.convertunits.com/from/decivolt/to/attovolt","timestamp":"2014-04-16T19:18:30Z","content_type":null,"content_length":"21490","record_id":"<urn:uuid:98af84bf-5066-4269-a4f1-1645ba0506e1>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204-00617-ip-10-147-4-33.ec2.internal.... |
Convergence rates of approximation by translates
, 1997
"... We present a Kernel--based framework for Pattern Recognition, Regression Estimation, Function Approximation and multiple Operator Inversion. Previous approaches such as ridge-regression, Support
Vector methods and regression by Smoothing Kernels are included ... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=219384","timestamp":"2014-04-21T06:09:29Z","content_type":null,"content_length":"34601","record_id":"<urn:uuid:428aafdb-8c8c-4add-a52b-da2da8a119f8>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00196-ip-10-147-4-33.ec2.internal.war... |
Homework Help
Posted by shirley on Saturday, January 8, 2011 at 11:03am.
elimination method
Related Questions
algebra - how do you solve this problem by elimination method 5r-3s=14 3r+5s=56
Algebra - Solve by elimination method.. 3r - 5s = 14 5r + 3s = 46.
math elimination method - elimination method really confuses me... | {"url":"http://www.jiskha.com/display.cgi?id=1294502593","timestamp":"2014-04-16T10:29:57Z","content_type":null,"content_length":"8111","record_id":"<urn:uuid:30692c09-c87c-4a15-8da1-c0720d5f94c7>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00524-ip-10-147-4-33.ec2.internal.warc.gz... |
Submitting VAT return (FRS) - Box 6
31st January 2011 08:28 #1
Still gathering requirements...
Join Date
Dec 2010
Box 6: your flat rate turnover for the period
Enter in Box 6 the flat rate turnover - including VAT - that you applied your flat rate percentage to. For example, if your flat rate turnover for t... | {"url":"http://forums.contractoruk.com/accounting-legal/63367-submitting-vat-return-frs-box-6-a.html","timestamp":"2014-04-20T16:06:38Z","content_type":null,"content_length":"88740","record_id":"<urn:uuid:4103578b-7a48-432a-b779-047e6858290a>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-2014041600... |
Plato Center Geometry Tutor
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students. I have worked with many students who have difficul... | {"url":"http://www.purplemath.com/plato_center_il_geometry_tutors.php","timestamp":"2014-04-18T00:35:40Z","content_type":null,"content_length":"24141","record_id":"<urn:uuid:058fdb45-dc03-462b-b72d-7db9f9146577>","cc-path":"CC-MAIN-2014-15/segments/1397609532374.24/warc/CC-MAIN-20140416005212-00147-ip-10-147-4-33.ec2.i... |
The Purplemath Forums
Finding constant variation of k: biologist counting deer
How do I write an equation using only one variable that could be used to solve for the constant variation of k ? In addition, I am having trouble solving problems that require me to find the constant
of variation. For example: A biologist ... | {"url":"http://www.purplemath.com/learning/search.php?author_id=3201&sr=posts","timestamp":"2014-04-16T04:26:19Z","content_type":null,"content_length":"18387","record_id":"<urn:uuid:5b118ed2-7af8-4c67-b9b5-b34fcfb1d957>","cc-path":"CC-MAIN-2014-15/segments/1397609521512.15/warc/CC-MAIN-20140416005201-00249-ip-10-147-4-... |
Finds centers of clusters and groups input samples around the clusters.
The function kmeans implements a k-means algorithm that finds the centers of cluster_count clusters and groups the input samples around the clusters. As an output, samples matrix.
The function returns the compactness measure that is computed as
aft... | {"url":"http://docs.opencv.org/modules/core/doc/clustering.html","timestamp":"2014-04-21T09:37:26Z","content_type":null,"content_length":"17036","record_id":"<urn:uuid:c5883039-a006-4888-8b27-ec1289de90dc>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00364-ip-10-147-4-33.ec2.interna... |
[Numpy-discussion] Statistical distributions on samples
Christopher Jordan-Squire cjordan1@uw....
Mon Aug 15 14:40:16 CDT 2011
On Mon, Aug 15, 2011 at 8:53 AM, Andrea Gavana <andrea.gavana@gmail.com>wrote:
> Hi Chris and All,
> On 12 August 2011 16:53, Christopher Jordan-Squire wrote:
> > Hi Andrea--An easy way to get ... | {"url":"http://mail.scipy.org/pipermail/numpy-discussion/2011-August/058061.html","timestamp":"2014-04-17T07:04:21Z","content_type":null,"content_length":"10497","record_id":"<urn:uuid:a06e7a38-2b65-4426-8e1e-8174b0b01771>","cc-path":"CC-MAIN-2014-15/segments/1398223203235.2/warc/CC-MAIN-20140423032003-00004-ip-10-147-... |
Summary: Feedback control of NMR systems: a
control-theoretic perspective
Claudio Altafini
International School for Advanced Studies
Trieste, Italy
MIT, January 2005 p. 1/5
A quote
From R. Ernst, G. Bodenhausen and A. Wokaun "Principles of NMR in one and
two dimensions" Claredon Press 1987, p.3
"spectroscopy stands i... | {"url":"http://www.osti.gov/eprints/topicpages/documents/record/488/2546871.html","timestamp":"2014-04-20T15:54:50Z","content_type":null,"content_length":"8085","record_id":"<urn:uuid:a625adcb-ec25-4c88-9a90-902dbbdcf03a>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-20140423032006-00558-ip-10-147-... |
Introduction to Abstract Harmonic Analysis
This classic monograph is the work of a prominent contributor to the field of harmonic analysis. Geared toward advanced undergraduates and graduate students, it focuses on methods related to
Gelfand's theory of Banach algebra. Prerequisites include a knowledge of the concepts ... | {"url":"http://store.doverpublications.com/0486481239.html","timestamp":"2014-04-18T16:32:27Z","content_type":null,"content_length":"43562","record_id":"<urn:uuid:09e9505a-5252-4928-8a1c-3e56ccaf6690>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/CC-MAIN-20140423032006-00225-ip-10-147-4-33.ec2.internal.war... |
newbie needs help understanding a tachometer's "monitor"
Was looking for a better understanding of what the componets are actually doing.
I think you covereed that thanks, but have a few more.
Does the fact that the resistor is reading slightly more resistance (3.6 KOhms instead of 3.3 Kohms) mean that the tach
will be... | {"url":"http://www.physicsforums.com/showthread.php?p=3773176","timestamp":"2014-04-21T12:14:17Z","content_type":null,"content_length":"54740","record_id":"<urn:uuid:4e062b78-9061-4fae-a3ae-f4ee545620d8>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00520-ip-10-147-4-33.ec2.internal.... |
This paper describes the scale effect in experiments on the stability of armor units from the point of view of the wave forces. The relationship between the drag coefficient CD and the stability
coefficient KD of Hudson formula is theoretically derived to be that KD « CD"3 on the condition that the inertia force is neg... | {"url":"http://journals.tdl.org/icce/index.php/icce/article/view/4557/0","timestamp":"2014-04-19T05:25:30Z","content_type":null,"content_length":"15513","record_id":"<urn:uuid:9482804c-3bf5-40be-9753-4eff3d08f672>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00082-ip-10-147-4-33.ec2.... |
Lawrence, MA Algebra Tutor
Find a Lawrence, MA Algebra Tutor
...He deserves all the respect in the world for serving his country, however the disappointment was evident. If what you do in the military during your time on active duty matters to you, take
the time and invest in studying for the ASVAB. I can help you ... | {"url":"http://www.purplemath.com/Lawrence_MA_Algebra_tutors.php","timestamp":"2014-04-20T06:56:06Z","content_type":null,"content_length":"23939","record_id":"<urn:uuid:3ed82268-2c0c-42d7-b370-4dfd91aac64e>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00077-ip-10-147-4-33.ec2.intern... |
Re: st: ranking with weights
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: st: ranking with weights
From Steven Samuels <sjhsamuels@earthlink.net>
To statalist@hsphsun2.harvard.edu
Subject Re: st: ranking with weights
Date Tue, 2 Dec 2008 13:53:40 -0500
Cindy, What are the an... | {"url":"http://www.stata.com/statalist/archive/2008-12/msg00095.html","timestamp":"2014-04-18T21:56:42Z","content_type":null,"content_length":"8280","record_id":"<urn:uuid:5c04ce9f-4874-4346-ba8c-0e28c0c18e9d>","cc-path":"CC-MAIN-2014-15/segments/1398223210034.18/warc/CC-MAIN-20140423032010-00311-ip-10-147-4-33.ec2.int... |
Math Forum Discussions - Multi-dimensional array product
Date: Aug 16, 2009 8:24 PM
Author: Ed Stein7997
Subject: Multi-dimensional array product
I have a question about how to efficiently form multi-dimensional arrays.
Lets say I have two 2-d arrays (i.e. matrices) a and b; a(i,j) sized
i=1..M,j=1..N; and b(i,j) siz... | {"url":"http://mathforum.org/kb/plaintext.jspa?messageID=6817266","timestamp":"2014-04-20T01:38:33Z","content_type":null,"content_length":"1670","record_id":"<urn:uuid:c4eec447-0787-4aa8-adb6-adf1c22da1dd>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MAIN-20140416005217-00096-ip-10-147-4-33.ec2.internal... |
st: re: Is there a similar output command as outreg for Summary?
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st: re: Is there a similar output command as outreg for Summary?
From Kit Baum <baum@bc.edu>
To statalist@hsphsun2.harvard.edu
Subject st: re: Is there a similar output com... | {"url":"http://www.stata.com/statalist/archive/2009-03/msg00713.html","timestamp":"2014-04-24T00:03:58Z","content_type":null,"content_length":"6048","record_id":"<urn:uuid:fb407521-4092-40b2-a6b7-dfd6bd54242b>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00627-ip-10-147-4-33.ec2.inte... |
[SciPy-User] Choosing sub array based on values in a column
Vincent Davis vincent@vincentdavis....
Mon Mar 22 22:00:04 CDT 2010
I feel kinda stupid as I think this must be easier than I am making it.
Below my question you will see an answer I got to a question that I thought
I would be able to complete the last steps m... | {"url":"http://mail.scipy.org/pipermail/scipy-user/2010-March/024797.html","timestamp":"2014-04-16T20:19:08Z","content_type":null,"content_length":"5182","record_id":"<urn:uuid:4069ea9b-84ca-430f-bea7-d20d5930bb9b>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204-00178-ip-10-147-4-33.ec... |
NAG Library
NAG Library Routine Document
1 Purpose
D01GBF returns an approximation to the integral of a function over a hyper-rectangular region, using a Monte–Carlo method. An approximate relative error estimate is also returned. This routine is
suitable for low accuracy work.
2 Specification
SUBROUTINE D01GBF ( NDIM,... | {"url":"http://www.nag.com/numeric/fl/nagdoc_fl24/html/D01/d01gbf.html","timestamp":"2014-04-16T22:15:22Z","content_type":null,"content_length":"26444","record_id":"<urn:uuid:9ad524c9-5b85-461b-a637-e8dec1d6878f>","cc-path":"CC-MAIN-2014-15/segments/1397609525991.2/warc/CC-MAIN-20140416005205-00272-ip-10-147-4-33.ec2.i... |
Numerical .NET
Fast, Faster, Fastest
One of my favourite pass-times is getting the most out of a piece of code. Today, I got an opportunity to play a bit from a comment on Rico Mariani’s latest performance challenge: how to format the
time part of a DateTime structure in the form “hh:mm:ss.mmm“ in the fastest possible ... | {"url":"http://www.extremeoptimization.com/Blog/index.php/2006/04/fast-faster-fastest/comment-page-1/","timestamp":"2014-04-18T13:09:14Z","content_type":null,"content_length":"32498","record_id":"<urn:uuid:ab7ca65c-080b-42df-ae2d-01abea9c9697>","cc-path":"CC-MAIN-2014-15/segments/1397609533689.29/warc/CC-MAIN-201404160... |
Passaic Math Tutor
Find a Passaic Math Tutor
...My work in 16 AP classes has expanded my vocabulary tremendously; I received a 740 on the SAT Reading section, a section which tests your vocabulary skills. I have taken a deep interest in
grammar as a result of my involvement in AP English. You could call me a little... | {"url":"http://www.purplemath.com/passaic_nj_math_tutors.php","timestamp":"2014-04-16T04:31:14Z","content_type":null,"content_length":"23471","record_id":"<urn:uuid:04dc035f-96da-406c-9764-20b6f473f2e4>","cc-path":"CC-MAIN-2014-15/segments/1398223206147.1/warc/CC-MAIN-20140423032006-00064-ip-10-147-4-33.ec2.internal.wa... |
Copyright © University of Cambridge. All rights reserved.
'Immersion' printed from http://nrich.maths.org/
To begin, we can work out the volume of each solid:
Solid 1) A sphere of radius $1 \ \mathrm{cm}$ :
$$\textrm{[Volume]} = \frac{4}{3}\pi r^3 = \frac{4}{3}\pi \ \mathrm{cm^3}$$
Solid 2) A solid cylinder of height $... | {"url":"http://nrich.maths.org/6439/solution?nomenu=1","timestamp":"2014-04-16T10:58:20Z","content_type":null,"content_length":"11740","record_id":"<urn:uuid:43f21654-db71-463d-986a-0019a4fe97eb>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00530-ip-10-147-4-33.ec2.internal.warc.gz"... |
Frechet/functional derivative - misunderstanding
Hi people,
I have some confustion in understanding the frechet/functional derivative.
If we have a function like this: -
F(x)= ∫x(r')G(r',r)dr' the integration over Si (2D domain) , G is a 2D green function, r is a 2D vector outside Si, r' is a 2D vector inside Si
if I w... | {"url":"http://www.physicsforums.com/showthread.php?t=561422","timestamp":"2014-04-21T04:40:20Z","content_type":null,"content_length":"19550","record_id":"<urn:uuid:e03396e6-01b9-4f6e-9f38-787088d20af4>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00528-ip-10-147-4-33.ec2.internal.w... |
Computing Interesting Topological Features
Files in this item
Computing Interesting Topological Features.pdf (1MB) (no description provided) PDF
Title: Computing Interesting Topological Features
Author(s): Chambers, Erin Wolf
Subject(s): algorithms
Many questions about homotopy are provably hard ... | {"url":"https://www.ideals.illinois.edu/handle/2142/11523","timestamp":"2014-04-18T13:40:02Z","content_type":null,"content_length":"23147","record_id":"<urn:uuid:9b57eedd-43f8-4426-8abf-a774014997d4>","cc-path":"CC-MAIN-2014-15/segments/1397609533689.29/warc/CC-MAIN-20140416005213-00496-ip-10-147-4-33.ec2.internal.warc... |
Is the wedge product of two harmonic forms harmonic?
up vote 11 down vote favorite
• Is the wedge product of two harmonic forms on a compact Riemannian manifold harmonic? I'm looking for a counter-example that the textbooks say exists.
• I would like to see a counter example that is on a complex manifold, Ricci-fla... | {"url":"http://mathoverflow.net/questions/4331/is-the-wedge-product-of-two-harmonic-forms-harmonic?sort=newest","timestamp":"2014-04-16T04:54:48Z","content_type":null,"content_length":"83615","record_id":"<urn:uuid:766da0c9-4769-424e-8f0d-104abe139d6e>","cc-path":"CC-MAIN-2014-15/segments/1397609521512.15/warc/CC-MAIN-... |
AP Phy C scale for 5.
Click here to go to the NEW College Discussion Forum
Discus: SAT/ACT Tests and Test Preparation: May 2004 Archive: AP Phy C ... | {"url":"http://www.collegeconfidential.com/discus/messages/69/69986.html","timestamp":"2014-04-17T15:36:23Z","content_type":null,"content_length":"14605","record_id":"<urn:uuid:88ce3393-c4b7-401c-b04c-559e523e1fda>","cc-path":"CC-MAIN-2014-15/segments/1397609530136.5/warc/CC-MAIN-20140416005210-00605-ip-10-147-4-33.ec2... |
Vinyl Siding Estimate
Get a New Vinyl Siding Estimate in Maine
How Your Contractor Calculates A Estimate
Contractors usually offer free estimates to their potential customers for comparison, and they hope that their proposal will be accepted. Have you wondered how they calculate a siding estimate? Good
businessmen mus... | {"url":"http://www.mainesidingcontractors.com/vinyl-siding-estimate-maine.php","timestamp":"2014-04-18T15:39:30Z","content_type":null,"content_length":"11201","record_id":"<urn:uuid:c297c2b8-8dfc-4c85-bf32-e8ef2f32821f>","cc-path":"CC-MAIN-2014-15/segments/1397609533957.14/warc/CC-MAIN-20140416005213-00461-ip-10-147-4-... |
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Topic: Proof Question I spent 2 days already
Replies: 1 Last Post: Jul 30, 2008 8:34 AM
Messages: [ Pre... | {"url":"http://mathforum.org/kb/message.jspa?messageID=6315136","timestamp":"2014-04-17T04:39:49Z","content_type":null,"content_length":"17528","record_id":"<urn:uuid:49b23d58-80e6-4c32-a8a5-b9c9d55dc264>","cc-path":"CC-MAIN-2014-15/segments/1397609526252.40/warc/CC-MAIN-20140416005206-00625-ip-10-147-4-33.ec2.internal... |
Calculating the Sides of a Right Triangle
Date: 2/4/96 at 11:26:11
From: Tom
Subject: right triangles
Dear Dr.Math,
I need help on how to calculate the length of the opposite side
of a right triangle if the length of the adjacent side and angles are
known. This way I will be able to determine how high my
model rockets... | {"url":"http://mathforum.org/library/drmath/view/57654.html","timestamp":"2014-04-16T08:15:01Z","content_type":null,"content_length":"6699","record_id":"<urn:uuid:41928f4d-0204-40de-97b0-2528b1ba1c3d>","cc-path":"CC-MAIN-2014-15/segments/1398223210034.18/warc/CC-MAIN-20140423032010-00100-ip-10-147-4-33.ec2.internal.war... |
Bias detection in meta-analysis
PAGE RETIRED: Click here for the new StatsDirect help system.
OR YOU WILL BE REDIRECTED IN 5 SECONDS
Bias detection in meta-analysis
● Systematic review of randomized trials is a gold standard for appraising evidence from trials, however, some meta-analyses were later contradicted by l... | {"url":"http://www.statsdirect.com/help/meta_analysis/bias_detection_in_meta_analysis.htm","timestamp":"2014-04-16T04:10:28Z","content_type":null,"content_length":"12459","record_id":"<urn:uuid:142e73fb-a325-4f1a-ab96-c886e5d3a2b4>","cc-path":"CC-MAIN-2014-15/segments/1397609521512.15/warc/CC-MAIN-20140416005201-00012-... |
A total of 2,347 people attended the basketball game. Student tickets are $2.50 and adult tickets are $4.00.How many... - Homework Help - eNotes.com
A total of 2,347 people attended the basketball game. Student tickets are $2.50 and adult tickets are $4.00.
How many students attended the game?
Please supply one more pi... | {"url":"http://www.enotes.com/homework-help/total-2-347-people-attended-basketball-game-218205","timestamp":"2014-04-20T03:25:42Z","content_type":null,"content_length":"26726","record_id":"<urn:uuid:6c87d86c-6b42-4985-b146-71d34cff7ff2>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-20140416005217-0... |
moon earth system escape velocity
1. The problem statement, all variables and given/known data
A projectile is fired straight away from the moon from a base on the far side of the moon, away from the earth. What is the projectile's escape speed from the earth-moon system?
2. Relevant equations
Escape velocity = sqrt[2G... | {"url":"http://www.physicsforums.com/showthread.php?t=229815","timestamp":"2014-04-16T13:43:24Z","content_type":null,"content_length":"23423","record_id":"<urn:uuid:b9e79825-da1b-445b-9cbe-08267309f09d>","cc-path":"CC-MAIN-2014-15/segments/1397609523429.20/warc/CC-MAIN-20140416005203-00343-ip-10-147-4-33.ec2.internal.w... |
Downingtown ACT Tutor
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the actuarial exam process. Two of the early exams focused on statistic... | {"url":"http://www.purplemath.com/downingtown_act_tutors.php","timestamp":"2014-04-18T09:05:00Z","content_type":null,"content_length":"23767","record_id":"<urn:uuid:892eacf9-db17-43b1-9557-d804945e1558>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-00497-ip-10-147-4-33.ec2.internal.wa... |
On the Existence of Zeros of Lyapunov-Monotone Operators
Abstract: Consider a nonlinear operator T from a Banach space into itself. The study of the existence of zeros of T plays an important role in yielding fixed points of nonlinear operators. The
operator T has a zero if and only if the initial value problem [see pd... | {"url":"https://dspace.uta.edu/handle/10106/2160","timestamp":"2014-04-21T03:15:07Z","content_type":null,"content_length":"16202","record_id":"<urn:uuid:613b8771-30cc-4804-97fe-3f1e5b8d7e99>","cc-path":"CC-MAIN-2014-15/segments/1397609539447.23/warc/CC-MAIN-20140416005219-00014-ip-10-147-4-33.ec2.internal.warc.gz"} |
The Signal X(t)=e^(-|t| ) Is Defined For All Values ... | Chegg.com
The signal x(t)=e^(-|t| ) is defined for all values of t.
a. Plot the signal x(t) and determine if this signal is finite energy. That is, compute the integral
?_(-?)^? |x(t)|^2 dt
and determine if it is finite.
The work I currently have:
x(t)=?_(-?)^0 ... | {"url":"http://www.chegg.com/homework-help/questions-and-answers/signal-x-t-e-t-defined-values-t--plot-signal-x-t-determine-signal-finite-energy-compute-in-q2790358","timestamp":"2014-04-24T06:11:15Z","content_type":null,"content_length":"23867","record_id":"<urn:uuid:d58b0dca-386e-4d2a-8aa2-ea9d16cb2d38>","cc-path":"C... |
Normal subgroups of finite index in free groups
up vote 13 down vote favorite
Hi all,
This is a question about the groups $H_{n,s}$ introduced by Völklein in his book "Groups as Galois groups", §7.1, and defined as follows: let $N$ be the intersection of all normal subgroups of index
$\le n$ in $F_s$, the free group on... | {"url":"http://mathoverflow.net/questions/127950/normal-subgroups-of-finite-index-in-free-groups","timestamp":"2014-04-16T16:12:39Z","content_type":null,"content_length":"58597","record_id":"<urn:uuid:3522e9db-9df2-43e0-a495-c01e44fb45dc>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204... |
Columbine Valley, CO Algebra Tutor
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...I am familiar with SAT math as I have helped tutor students for the past 2-3 years in this area. I have taken SAT three times (for English scores) and my own math scores ranged between
750-800. I will tutor either using a practice test ... | {"url":"http://www.purplemath.com/Columbine_Valley_CO_Algebra_tutors.php","timestamp":"2014-04-17T00:51:08Z","content_type":null,"content_length":"24504","record_id":"<urn:uuid:e36a49ad-07cd-4881-b230-6b3f4fe3dbb6>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20140416005206-00618-ip-10-147-4-33.ec2... |
Can someone please explain factoring to me?
Can someone please explain factoring to me?
I understand most of Algebra except factoring.
Alzebra wrote:I understand most of Algebra except factoring.
What do you mean by "canceling out" in factorization? (I'm familiar with cancelling factors to simplify fractions, but... | {"url":"http://www.purplemath.com/learning/viewtopic.php?f=8&t=1807&p=5435","timestamp":"2014-04-20T09:22:01Z","content_type":null,"content_length":"24925","record_id":"<urn:uuid:cdb9bc0e-784c-4007-9884-4cc4af4297f1>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00124-ip-10-147-4-33.... |
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HOW DO U FIGURE THIS PROBLEM M/4+8=17
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Math Help
June 8th 2008, 09:04 PM #1
Mar 2008
It's one of those trigonometric ones that always make my brain go huh?
If cos x= (-4/5) and tan x>0, find the value of Sin x.
I figured that since Cos was negative, it was in either quadrants II or III. Since Tan is positive, it must be in III. After that..... | {"url":"http://mathhelpforum.com/trigonometry/41040-cosine.html","timestamp":"2014-04-18T22:14:54Z","content_type":null,"content_length":"57066","record_id":"<urn:uuid:075c4d07-bc28-4e2e-977c-62cd67525ff0>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.9/warc/CC-MAIN-20140416005215-00351-ip-10-147-4-33.ec2.internal... |
Charlestown, PA Math Tutor
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...I have a strong background in research, as is necessary for any advanced science degree. I was a competitive swimmer for five years, with experience in backstroke, breaststroke, butterfly and
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Wellesley Hills Math Tutor
...I have taught language arts for grades 6-8 and currently teach technology to students in K0 through grade 8. I have worked with Microsoft Windows since the mid 1980's. I am familiar with file
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14 Subjects: including prealgebra,... | {"url":"http://www.purplemath.com/wellesley_hills_ma_math_tutors.php","timestamp":"2014-04-17T07:50:00Z","content_type":null,"content_length":"23973","record_id":"<urn:uuid:42cefd41-8b30-4d94-8370-bfd748bce2a1>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00187-ip-10-147-4-33.ec2.in... |
dilation problem
I suppose that is correct. Bit strange though. If you got the first k wrong, but knew to make it minus, you'd still get 0. Wrong working but right answer. Hhhmmm. Worrying. If I was testing a
student, I'd ask for both answers, just to be certain. Is this work computer marked by any chance?
You cannot t... | {"url":"http://www.mathisfunforum.com/viewtopic.php?pid=281027","timestamp":"2014-04-19T14:39:17Z","content_type":null,"content_length":"20393","record_id":"<urn:uuid:2c949782-926e-4f42-91af-3fa04f64c586>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20140416005217-00047-ip-10-147-4-33.ec2.internal.... |
Sharp Park, CA ACT Tutor
Find a Sharp Park, CA ACT Tutor
...I have found it to be critical to be sure that the student has mastered skills from Algebra 1 before going forward. My first session thus usually involves some diagnosis of which skills the
student needs help with before going on to Algebra 2. A firm base ... | {"url":"http://www.purplemath.com/Sharp_Park_CA_ACT_tutors.php","timestamp":"2014-04-18T06:02:03Z","content_type":null,"content_length":"23813","record_id":"<urn:uuid:e95d8352-a779-49c1-856e-b349951d4f38>","cc-path":"CC-MAIN-2014-15/segments/1397609532573.41/warc/CC-MAIN-20140416005212-00213-ip-10-147-4-33.ec2.internal... |
Houghton, WA Math Tutor
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...Teaching SAT is a big chunk of of my 15 years for tutoring and teaching experience. I have taught SAT math classes while working with College Connections Hawaii, where I received a formal
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Complex Number
Find the complex number $z$ which satisfies both $|z-3i|=3$ and $arg(z-3i)=\frac{3\pi}{4}$. Thanks in advance.
Hmmm you mean substituting $z-3i=a+ib$ ? $3=|z-3i|=\sqrt{a^2+b^2}$ $3 \pi /4=arg(z-3i)=arctan \frac ba$ ---> $\frac ba=\tan (3 \pi /4)=-1$ $a=-b$ , $a eq 0$ Substituting in the modulus : $3=\sqr... | {"url":"http://mathhelpforum.com/trigonometry/41988-complex-number.html","timestamp":"2014-04-19T05:20:57Z","content_type":null,"content_length":"58530","record_id":"<urn:uuid:238ae130-40d8-4f1e-b107-48c7947b0486>","cc-path":"CC-MAIN-2014-15/segments/1397609535775.35/warc/CC-MAIN-20140416005215-00527-ip-10-147-4-33.ec2... |
Milnor's cartography problem
up vote 14 down vote favorite
Let $\Omega$ be a round disc of radius $\alpha<\pi/2$ on the standard sphere. It is easy to construct a $(1,\tfrac{\alpha}{\sin\alpha})$-bi-Lipschitz map from $\Omega$ to the plane.
Is it true that any convex domain $\Omega'$ on $S^2$ with the same area as $\Om... | {"url":"http://mathoverflow.net/questions/5479/milnors-cartography-problem","timestamp":"2014-04-20T16:01:01Z","content_type":null,"content_length":"51978","record_id":"<urn:uuid:1bdb681f-c595-497a-9a92-94b096a31c78>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-20140416005218-00450-ip-10-147-4-33.... |
the first resource for mathematics
A $k$-nacci sequence in a finite group $G$ is a sequence of group elements ${x}_{0},{x}_{1},\cdots ,{x}_{n},\cdots$ for which, given an initial generating set ${x}_{0},\cdots ,{x}_{j-1}$ for $G$,
each element is defined by
${x}_{n}=\left\{\begin{array}{cc}{x}_{0}{x}_{1}\cdots {x}_{n-1... | {"url":"http://zbmath.org/?q=an:0758.20006","timestamp":"2014-04-18T08:36:39Z","content_type":null,"content_length":"23390","record_id":"<urn:uuid:675331c3-864c-499b-ac19-8b39e76b0ed8>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00446-ip-10-147-4-33.ec2.internal.warc.gz"} |
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3937 -- Parlay Wagering
Parlay Wagering
Time Limit: 1000MS Memory Limit: 65536K
Total Submissions: 116 Accepted: 20
Parlay wagering offers sports bettors the opportunity to win a large sum of money from a small initial wager. A parlay wager is a combination of individual independent wagers that only pays if no
... | {"url":"http://poj.org/problem?id=3937","timestamp":"2014-04-24T00:12:11Z","content_type":null,"content_length":"8299","record_id":"<urn:uuid:3b158615-c185-4be1-9fba-ef565803bfae>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00365-ip-10-147-4-33.ec2.internal.warc.gz"} |
Data Structures (0368.2158)
Prof. Hanoch Levy (hanoch@math.tau.ac.il)
Dr. Yossi Matias (matias@math.tau.ac.il)
Teaching Assistants:
Oded Schwartz (odeds@math.tau.ac.il)
This page will be modified during the course, and will outline the classes
Text books:
Intoduction to Algorithms, by Cormen, Leiserson and Rivest.
Data... | {"url":"http://www.cs.tau.ac.il/~matias/courses/ds.99-00.html","timestamp":"2014-04-20T16:37:54Z","content_type":null,"content_length":"4456","record_id":"<urn:uuid:50932745-e127-4cdc-ad3d-faacb1e71f14>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-20140416005218-00514-ip-10-147-4-33.ec2.internal.w... |
Post a reply
Hi John-o;
There are a lot of solutions to that equation. Are there any constraints you have left out?
We can treat this with a few more constraints as an Egyptian fraction. One possible solution is
So we have a=1 and ab -1 =14 and b = 15
Substituting into the top equation:
x = 15 , y = 210 is one solution... | {"url":"http://www.mathisfunforum.com/post.php?tid=18344&qid=237722","timestamp":"2014-04-16T13:17:57Z","content_type":null,"content_length":"20802","record_id":"<urn:uuid:265ec4c7-de7e-400e-8460-47f3c62fe463>","cc-path":"CC-MAIN-2014-15/segments/1397609523429.20/warc/CC-MAIN-20140416005203-00191-ip-10-147-4-33.ec2.int... |
Re: proof representation noodling, cwm, euler
From: Jos De_Roo <jos.deroo@agfa.com> Date: Tue, 25 Mar 2003 23:09:53 +0100 To: "Dan Connolly <connolly" <connolly@w3.org> Cc: Jos De_Roo <jos.deroo@agfa.com>, Sandro Hawke <sandro@w3.org>, Tim
Berners-Lee <timbl@w3.org>, www-archive@w3.org Message-ID: <OF5FF2F74D.450BDDD1-... | {"url":"http://lists.w3.org/Archives/Public/www-archive/2003Mar/0070.html","timestamp":"2014-04-16T05:27:22Z","content_type":null,"content_length":"15020","record_id":"<urn:uuid:5eaf7794-3980-495c-bdd3-f6e6e22b54eb>","cc-path":"CC-MAIN-2014-15/segments/1397609521512.15/warc/CC-MAIN-20140416005201-00392-ip-10-147-4-33.e... |
Convert Time to Decimal in Excel
The following examples convert time to decimal in Excel, using two different methods.
The first method uses the fact that Excel stores times as decimals, with the number 0 equal to the time 00:00:00, the number 0.25 equal to the time 06:00:00, the number 0.5 equal to the time
12:00:00, ... | {"url":"http://www.excelfunctions.net/Convert-Time-To-Decimal.html","timestamp":"2014-04-19T04:23:41Z","content_type":null,"content_length":"19964","record_id":"<urn:uuid:92a43069-819e-48de-b13e-a9c5e043d61d>","cc-path":"CC-MAIN-2014-15/segments/1397609535775.35/warc/CC-MAIN-20140416005215-00016-ip-10-147-4-33.ec2.inte... |
Time and Velocity (Big Four?)
A chipmunk drops an acorn from a branch 6.0 m above the ground.
a) How long is it in the air?
b)How fast is it going when it hits the ground?
I decided my given was
d= 6.0 m
v[i]= 0 m/s
So I used the distance formula (d=v[i]+1/2*a*t^2) and solved for time. I got about 1.1 s.
For the next p... | {"url":"http://www.physicsforums.com/showthread.php?p=3660234","timestamp":"2014-04-21T07:15:41Z","content_type":null,"content_length":"26506","record_id":"<urn:uuid:9370495d-4041-4ee5-93fb-c6a9cfa60a4d>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00270-ip-10-147-4-33.ec2.internal.w... |
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Topic: Free Algebra 1 Resource
Replies: 9 Last Post: Dec 2, 2008 12:25 PM
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Dear Hasbro, If you really want to make money... [Archive] - SirSteve's Guide
02-16-2002, 01:36 PM
Here is a simple way for Hasbro to make some SERIOUS cash with little or no expense to the company.
Reproduce the following figures from existing molds on their original cards. These are guaranteed money makers that coul... | {"url":"http://www.sirstevesguide.com/archive/index.php/t-3859.html","timestamp":"2014-04-20T14:21:20Z","content_type":null,"content_length":"13619","record_id":"<urn:uuid:2cc8320a-d056-48a7-9c2f-41829648802b>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416005218-00523-ip-10-147-4-33.ec2.int... |
Waukegan Algebra Tutor
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Mary wants to build a triangle-shaped garden. The garden, repr... | {"url":"http://openstudy.com/updates/4f7a720de4b0884e12aa9990","timestamp":"2014-04-20T06:32:11Z","content_type":null,"content_length":"67858","record_id":"<urn:uuid:4f66fc53-8e43-41bc-85f3-e848fd0036cf>","cc-path":"CC-MAIN-2014-15/segments/1397609538022.19/warc/CC-MAIN-20140416005218-00452-ip-10-147-4-33.ec2.internal.... |
Interview with Prof. Lynn Arthur Steen - Part I
Update on 9-14-07: Part 2 of the interview is now posted!
[The comments and reactions are beginning to pour in here and on others' blogs. SteveH's and mathmom's give-and-take in the Comments section is a must read -- it's a blog of its own! Part 2 of the
interview will be... | {"url":"http://mathnotations.blogspot.com/2007/09/interview-with-prof-lynn-arthur-steen.html","timestamp":"2014-04-17T19:31:35Z","content_type":null,"content_length":"288575","record_id":"<urn:uuid:7cd0cdbc-6abb-4a54-aa35-ac9a8d0af022>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-20140416005210-00... |
In Service to Mathematics: The Life and Work of Mina Rees
Mina Spiegel Rees (1902–1997) was an American mathematician who worked primarily in administration rather than in teaching or research. This is a short but comprehensive biography of Rees’s life that
includes a lengthy discussion of her PhD work on division alge... | {"url":"http://www.maa.org/publications/maa-reviews/in-service-to-mathematics-the-life-and-work-of-mina-rees","timestamp":"2014-04-19T14:32:33Z","content_type":null,"content_length":"99354","record_id":"<urn:uuid:f7303408-4926-4dc8-a030-498f1aaa9a1a>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-201... |
Graduate Program
Course Outlines
The following outlines describe first year graduate courses.
1. Monoids and Groups
Isomorphism Theorems. Cayley's Theorem. Cyclic groups and their endomorphisms. Permutation groups and group actions. Homomorphisms and homomorphism theorems. Sylow's Theorems
2. Rings
Matrix rin... | {"url":"http://www.math.psu.edu/grad/requirements/exams/outlines.php","timestamp":"2014-04-17T15:52:25Z","content_type":null,"content_length":"22378","record_id":"<urn:uuid:a8ae5ad9-9ec8-496c-8314-442c40025624>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00391-ip-10-147-4-33.ec2.in... |
MathGroup Archive: February 2006 [00050]
[Date Index] [Thread Index] [Author Index]
Re: Utilizing the Result From Solve[]
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• Subject: [mg64143] Re: [mg64099] Utilizing the Result From Solve[]
• From: "Eric... | {"url":"http://forums.wolfram.com/mathgroup/archive/2006/Feb/msg00050.html","timestamp":"2014-04-19T06:57:39Z","content_type":null,"content_length":"35582","record_id":"<urn:uuid:c33d53d0-5cf9-4eb4-9d23-af69b2b34b0d>","cc-path":"CC-MAIN-2014-15/segments/1398223207985.17/warc/CC-MAIN-20140423032007-00584-ip-10-147-4-33.... |
Hexadecimal Floating-Point Literals
One of the more obscure language changes included back in JDK 5 was the addition of hexadecimal floating-point literals to the platform. As the name implies, hexadecimal floating-point literals allow
literals of the float and double types to be written primarily in base 16 rather tha... | {"url":"https://blogs.oracle.com/darcy/entry/hexadecimal_floating_point_literals","timestamp":"2014-04-20T08:23:08Z","content_type":null,"content_length":"36235","record_id":"<urn:uuid:c0413701-bfec-47f0-a16a-bf7083164c68>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/warc/CC-MAIN-20140416005218-00102-ip-10-147-... |
Complete vertex invariants
up vote 1 down vote favorite
This question is related to Yet another graph invariant: the similarity matrix.
In graph theory there is much talk and research on graph invariants, especially complete graph invariants describing a graph up to isomorphism.
I have the impression that there is only... | {"url":"http://mathoverflow.net/questions/24357/complete-vertex-invariants?sort=votes","timestamp":"2014-04-24T12:03:54Z","content_type":null,"content_length":"50379","record_id":"<urn:uuid:e5646629-ba21-4c10-9d67-b81e6261b684>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00566-ip-10... |
Pine Lake Calculus Tutor
...Tutored ACT math topics during high school, college, and as a GMAT instructor for three years. Scored in the 99th percentile on the GMAT. Worked as a project manager at a manufacturing company
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28 Subjects: including calculus, physics, statistics, G... | {"url":"http://www.purplemath.com/pine_lake_ga_calculus_tutors.php","timestamp":"2014-04-21T12:57:58Z","content_type":null,"content_length":"23675","record_id":"<urn:uuid:bc75ce57-c636-440d-892b-56aeec899ff4>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00520-ip-10-147-4-33.ec2.inte... |
Models from experiments: combinatorial drug perturbations of cancer cells
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Mol Syst Biol. 2008; 4: 216.
Models from experiments: combinatorial drug perturbations of cancer cells
We present a novel ... | {"url":"http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2564730/?tool=pubmed","timestamp":"2014-04-20T07:08:03Z","content_type":null,"content_length":"131845","record_id":"<urn:uuid:3d59e16f-c30f-448b-b439-9dc68a461de5>","cc-path":"CC-MAIN-2014-15/segments/1397609538022.19/warc/CC-MAIN-20140416005218-00649-ip-10-147-4-33.e... |
how to convert decimal to floating point number
03-03-2008 #91
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Jan 2008
so say that I have an unsigned integer :
unsigned int exponent = 126;
exponent = exponent - 127 will result -1?? I tried this and it gives me a really big number instead
Keyword "unsigned" integer. That... | {"url":"http://cboard.cprogramming.com/c-programming/99815-how-convert-decimal-floating-point-number-7.html","timestamp":"2014-04-20T04:42:11Z","content_type":null,"content_length":"76301","record_id":"<urn:uuid:fcf3321d-805f-411d-b266-571549d3c8b5>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-201... |
Miami Shores, FL Trigonometry Tutor
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Every day a certain bank calculates its average daily
Author Message
Every day a certain bank calculates its average daily [#permalink] 18 Jul 2010, 09:32
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Miami Shores, FL Trigonometry Tutor
Find a Miami Shores, FL Trigonometry Tutor
...Additionally, I worked as a discussion leader for both general and organic chemistry where I led students through problem sets and answered any questions they may have had. Finally, I worked as
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