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Graph Theory
Stephane G
Prove by induction on the number of edges in a graph that any bipartite graph has edge colouring number equal to its maximum valency. Also, Find such an edge colouring for a bipartite 4-regular
cartesian or tensor product of your choice of 2-regular graphs
Hey Stephane G and welcome to the for... | {"url":"http://www.physicsforums.com/showthread.php?t=592569","timestamp":"2014-04-20T01:03:24Z","content_type":null,"content_length":"23048","record_id":"<urn:uuid:faae6c33-46de-46da-b011-8b9114253278>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00558-ip-10-147-4-33.ec2.internal.w... |
Simulating Dependent Random Variables Using Copulas
Dependence Between Simulation Inputs
One of the design decisions for a Monte-Carlo simulation is a choice of probability distributions for the random inputs. Selecting a distribution for each individual variable is often
straightforward, but deciding what dependencies... | {"url":"http://www.mathworks.in/help/stats/examples/simulating-dependent-random-variables-using-copulas.html?nocookie=true","timestamp":"2014-04-24T19:17:28Z","content_type":null,"content_length":"56259","record_id":"<urn:uuid:d3779402-b272-45da-b0df-f5e7c31a80f6>","cc-path":"CC-MAIN-2014-15/segments/1398223206672.15/w... |
The effect of particle concentration inhomogeneities on the steady flow of electro- and magneto-rheological materials -- Web of Science v4.3.1 - ISI1
The effect of particle concentration inhomogeneities on the steady flow of electro- and magneto-rheological materials
... | {"url":"http://people.duke.edu/~hpgavin/papers/NNFM97.html","timestamp":"2014-04-16T19:07:39Z","content_type":null,"content_length":"3076","record_id":"<urn:uuid:daba9dc0-653b-4679-a839-bfdef51a60fc>","cc-path":"CC-MAIN-2014-15/segments/1398223207985.17/warc/CC-MAIN-20140423032007-00482-ip-10-147-4-33.ec2.internal.warc... |
Wyckoff Math Tutor
Find a Wyckoff Math Tutor
...I have tutored SAT prep (reading, writing, and math) both privately and for the Princeton Review. I earned a BA from the University of Pennsylvania and an MA from Georgetown University. I have
tutored GRE prep both privately and for the Princeton Review.
20 Subjects... | {"url":"http://www.purplemath.com/wyckoff_nj_math_tutors.php","timestamp":"2014-04-20T06:54:25Z","content_type":null,"content_length":"23725","record_id":"<urn:uuid:083d4461-fb72-4601-905f-bd699d0b2f7a>","cc-path":"CC-MAIN-2014-15/segments/1397609538022.19/warc/CC-MAIN-20140416005218-00077-ip-10-147-4-33.ec2.internal.w... |
geometry in real life project
Best Results From Yahoo Answers Youtube
From Yahoo Answers
Question:I am not asking you to do my homework for me, but I would highly appreciate it if you could help me out on this project. I have to take pictures of our geometry class's lesson concepts in
the real world. Could you help me ... | {"url":"http://www.edurite.com/kbase/geometry-in-real-life-project","timestamp":"2014-04-18T10:35:54Z","content_type":null,"content_length":"68937","record_id":"<urn:uuid:4409b840-5101-41a8-9ffa-2800a08c6411>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00329-ip-10-147-4-33.ec2.inte... |
maths sums for class ninth
Author ... | {"url":"http://www.algebra-online.com/algebra-homework-3/maths-sums-for-class-ninth.html","timestamp":"2014-04-19T15:23:30Z","content_type":null,"content_length":"30264","record_id":"<urn:uuid:a34eceb3-8b2d-47df-9236-3e4ed050f245>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00534-ip... |
My watch list
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Thermodynamic free energy
In thermodynamics, the term thermodynamic free energy i... | {"url":"http://www.chemeurope.com/en/encyclopedia/Thermodynamic_free_energy.html","timestamp":"2014-04-17T12:43:44Z","content_type":null,"content_length":"61095","record_id":"<urn:uuid:8aeff13b-7c81-4bbb-9547-9f1d1bf74709>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00279-ip-10-147... |
Voltmeter design
Question 1:
Suppose I were about to measure an unknown voltage with a manual-range voltmeter. This particular voltmeter has several different voltage measurement ranges to choose from:
• 500 volts
• 250 volts
• 100 volts
• 50 volts
• 25 volts
• 10 volts
• 5 volts
What range would be best ... | {"url":"http://www.allaboutcircuits.com/worksheets/meters1.html","timestamp":"2014-04-17T21:23:21Z","content_type":null,"content_length":"48420","record_id":"<urn:uuid:22d3b97f-4a6e-4ee4-8b1e-1356387b15c7>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00662-ip-10-147-4-33.ec2.interna... |
KnittingHelp.com Forum - View Single Post - New to this site, new to knitting
The different numbers are the numbers for each size. If you're knitting the very smallest size, your numbers are the first ones in each set.
So let's say, the sizes for the pattern are sizes 32, [34, 36, 38, 40, 42]
If someone is knitting siz... | {"url":"http://www.knittinghelp.com/forum/showpost.php?p=1373970&postcount=2","timestamp":"2014-04-16T19:16:36Z","content_type":null,"content_length":"12882","record_id":"<urn:uuid:c7fd1ec8-3bb2-4ed4-88f3-1f08ad270ad0>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204-00498-ip-10-147-4-3... |
Chester, PA Algebra 1 Tutor
Find a Chester, PA Algebra 1 Tutor
...During my time in college, I took one 3-credit course in Discrete Math. At least three of the other fourteen math courses I took also touched on topics from Discrete Math. While I was studying,
I worked in the Math Center at my college.
11 Subjects... | {"url":"http://www.purplemath.com/Chester_PA_algebra_1_tutors.php","timestamp":"2014-04-19T15:20:52Z","content_type":null,"content_length":"24158","record_id":"<urn:uuid:fd4b3dbb-564f-4fbc-a5c8-78c5333c156d>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20140416005217-00169-ip-10-147-4-33.ec2.intern... |
CS276 Lecture 3: Pseudorandom Generators
Scribed by Bharath Ramsundar
Last time we introduced the setting of one-time symmetric key encryption, defined the notion of semantic security, and proved its equivalence to message indistinguishability.
Today we complete the proof of equivalence (found in the notes for last cla... | {"url":"http://lucatrevisan.wordpress.com/2009/01/30/cs276-lecture-3-pseudorandom-generators/","timestamp":"2014-04-17T09:42:15Z","content_type":null,"content_length":"100562","record_id":"<urn:uuid:518c11dd-6667-4c48-8043-e510b92354c3>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-20140423032006-0... |
Physics Forums - View Single Post - Diffraction and intensity of fringes
Your understanding is correct. I think your textbook diagram is confusing, and partly wrong. I'll explain.
I think the dotted red line is supposed to represent a two source pattern with no superimposed diffraction effects. It is wrong because (1)... | {"url":"http://www.physicsforums.com/showpost.php?p=4284316&postcount=2","timestamp":"2014-04-20T05:51:12Z","content_type":null,"content_length":"8041","record_id":"<urn:uuid:48131ac5-a3b9-4f87-abaa-a34cd878e840>","cc-path":"CC-MAIN-2014-15/segments/1397609538022.19/warc/CC-MAIN-20140416005218-00018-ip-10-147-4-33.ec2.... |
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Reverse engineering of complex dynamical networks in the presence of time-del... | {"url":"http://scitation.aip.org/content/aip/journal/chaos/22/3/10.1063/1.4747708","timestamp":"2014-04-16T16:10:25Z","content_type":null,"content_length":"81580","record_id":"<urn:uuid:fa7cfe70-0383-4cff-906b-8ead7e1649a0>","cc-path":"CC-MAIN-2014-15/segments/1397609539665.16/warc/CC-MAIN-20140416005219-00295-ip-10-14... |
A math problem.
Actually it is dividing be zero that is undefined. Multiplying anything by zero equals zero.
PastryGoddess, you have an oops, I think. In 6 - 0 + 1, you can't reduce that to 6 - 1, it would be 6 + 1. The - is attached to the 0 (it's the same as saying 6 + -0 + 1. So you would get 7 instead
of 5.
We were... | {"url":"http://www.etiquettehell.com/smf/index.php?topic=122381.15","timestamp":"2014-04-19T07:43:49Z","content_type":null,"content_length":"68014","record_id":"<urn:uuid:22beee0c-b0c3-4840-a1e7-0aac708aa795>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00218-ip-10-147-4-33.ec2.inte... |
A topological reflection principle equivalent to Shelah’s strong hypothesis
Posted on September 30, 2011 by saf in categories: Publications.
Abstract: We notice that Shelah’s Strong Hypothesis (SSH) is equivalent to the following reflection principle:
Suppose $\mathbb X$ is an (infinite) first-countable space whose... | {"url":"http://blog.assafrinot.com/?p=318","timestamp":"2014-04-19T06:56:23Z","content_type":null,"content_length":"50323","record_id":"<urn:uuid:e304776a-91ae-4e85-9144-602ee2db1b8b>","cc-path":"CC-MAIN-2014-15/segments/1398223202774.3/warc/CC-MAIN-20140423032002-00497-ip-10-147-4-33.ec2.internal.warc.gz"} |
Algebra Word Problems
This is a Algebra plane geometric figure problem as asked by an anonymous visitor which read, "catrina and tom want to buy a rug for a room that s 14 by 15 feet. They want to leave an even strip of
flooring uncovered around the edges of the room. How wide a strip if they buy a rug with an area of ... | {"url":"http://algebra-word-problems.blogspot.com/","timestamp":"2014-04-20T16:17:28Z","content_type":null,"content_length":"97633","record_id":"<urn:uuid:05ab30ae-a60d-4631-b5db-0f6d10e65150>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-20140416005218-00451-ip-10-147-4-33.ec2.internal.warc.gz"} |
nature of turning points
December 8th 2011, 09:09 AM #1
Senior Member
Oct 2009
nature of turning points
dy/dx = (cos t - sin t)/(sin t - cos t)
The second derivative is 0.
I am trying to find the nature of turning points but the second derivative can't be used and a nature table can't be made because dy... | {"url":"http://mathhelpforum.com/calculus/193788-nature-turning-points.html","timestamp":"2014-04-17T04:48:11Z","content_type":null,"content_length":"48166","record_id":"<urn:uuid:4a3d4cab-8b16-4c89-ba1a-4759c3f137f2>","cc-path":"CC-MAIN-2014-15/segments/1397609526252.40/warc/CC-MAIN-20140416005206-00537-ip-10-147-4-33... |
Asymptotic Behavior for a Class of Nonclassical Parabolic Equations
ISRN Applied Mathematics
Volume 2013 (2013), Article ID 204270, 14 pages
Research Article
Asymptotic Behavior for a Class of Nonclassical Parabolic Equations
School of Mathematics and Statistics, Northwest Normal University, Lanzhou 730070, China
Recei... | {"url":"http://www.hindawi.com/journals/isrn.applied.mathematics/2013/204270/","timestamp":"2014-04-18T23:51:28Z","content_type":null,"content_length":"1048747","record_id":"<urn:uuid:7dce6364-e635-488e-834c-17d22ea1e332>","cc-path":"CC-MAIN-2014-15/segments/1397609535535.6/warc/CC-MAIN-20140416005215-00114-ip-10-147-4... |
Skyscraper Puzzle online on flash, 23 levels!
Play Now: Math Games, Logic Games, Board Games, Puzzle Games with high scores.
IQ Flash - Our games will make you Brilliant.
Skyscraper Puzzle online on flash, 23 levels!
In a skyscraper puzzle, you have to fill each square with an integer from 1 to N where N is the size o... | {"url":"http://www.iqflash.com/skyscraper-puzzle.shtml","timestamp":"2014-04-21T12:20:37Z","content_type":null,"content_length":"5932","record_id":"<urn:uuid:b1a23455-6f39-4a3a-853f-4292b12a05af>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00610-ip-10-147-4-33.ec2.internal.warc.gz"... |
Summary: arXiv:math.GT/9712255v21Mar1999
Annals of Mathematics, 149 (1999), 497510
Scharlemann's manifold is standard
By Selman Akbulut*
Dedicated to Robion Kirby on the occasion of his 60th
In his 1974 thesis, Martin Scharlemann constructed a fake homotopy
equivalence from a closed smooth manifold f : Q S3 × S1#S2 × ... | {"url":"http://www.osti.gov/eprints/topicpages/documents/record/348/0067998.html","timestamp":"2014-04-18T09:12:46Z","content_type":null,"content_length":"7837","record_id":"<urn:uuid:22b43893-fefe-4eee-ab39-c5ffe5587068>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416005213-00097-ip-10-147-... |
A. Higher order correlation functions
The two-point correlation function is not a unique descriptor of clustering, it is merely the first of an infinite hierarchy of such descriptors describing the galaxy distribution of galaxies taken N
at a time. Two quite different distributions can have the same two-point correlati... | {"url":"http://ned.ipac.caltech.edu/level5/March04/Jones/Jones6.html","timestamp":"2014-04-17T12:41:57Z","content_type":null,"content_length":"4572","record_id":"<urn:uuid:13c5c9b7-bda6-4818-a56c-9b3c4ed462f4>","cc-path":"CC-MAIN-2014-15/segments/1398223207985.17/warc/CC-MAIN-20140423032007-00610-ip-10-147-4-33.ec2.int... |
A PPENDIX B
U NITS , M EASUREMENTS AND C ON -
M easurements are comparisons. The standard used for the comparison is called a unit.
any different systems of units have been used throughout the world. Unit systems
are standards; they always confer a lot of power to the organ... | {"url":"http://www.docstoc.com/docs/12392831/CB-UNITS","timestamp":"2014-04-16T20:50:39Z","content_type":null,"content_length":"125122","record_id":"<urn:uuid:f65a3b2d-ca34-4c13-956b-f8089f60adff>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204-00392-ip-10-147-4-33.ec2.internal.warc.gz... |
Econometrics by Simulation
CLT is a powerful property
* Stata has a wonderfully effective simulate function that allows users to easily simulate data and analysis in a very rapid fashion.
* The only drawback is that when you run it, it will replace the data in memory with the simulated data automatically.
* Which is ... | {"url":"http://www.econometricsbysimulation.com/2013/03/msimulate-command.html","timestamp":"2014-04-20T18:23:44Z","content_type":null,"content_length":"188365","record_id":"<urn:uuid:6223dea8-20c7-49c9-8b54-a3049f873a0c>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00372-ip-10-147-... |
Discontinous (proof required)
November 9th 2009, 07:12 AM
Discontinous (proof required)
f(x)= X^2 ---------for all rational x
= -X --------for all irrational x
Prove that it is continous at x=0 and discontinous at every point.
I've proved for continous part (with epsilon-delata language). But couldn't d... | {"url":"http://mathhelpforum.com/differential-geometry/113440-discontinous-proof-required-print.html","timestamp":"2014-04-19T04:33:03Z","content_type":null,"content_length":"13418","record_id":"<urn:uuid:f96a2d20-c51c-488e-87b8-130325463ac8>","cc-path":"CC-MAIN-2014-15/segments/1397609535775.35/warc/CC-MAIN-2014041600... |
Problem with Distance Forumula
September 18th 2009, 10:51 AM #1
Nov 2008
Problem with Distance Forumula
Use the Pythagorean theorem to show that the given points are the vertices of a right triangle. Find the area, A, and the perimeter, P, of the triangle. Give your answers correct to 2 decimal
places. (-4,... | {"url":"http://mathhelpforum.com/algebra/102981-problem-distance-forumula.html","timestamp":"2014-04-19T03:51:32Z","content_type":null,"content_length":"37025","record_id":"<urn:uuid:392112cb-8c6d-476f-8f6e-cdd6188af5a9>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00104-ip-10-147-4-... |
Working with group cosets in MAGMA
up vote 2 down vote favorite
When working with group cosets in MAGMA is there a way of treating the cosets as subsets of the overlying group. Specifically I have a group $G$ and subgroups $H$ and $K$ . I wish to look at the
intersection of a pair of cosets $Hh$ and $Kk$ for some $h,k\... | {"url":"http://mathoverflow.net/questions/92891/working-with-group-cosets-in-magma?answertab=oldest","timestamp":"2014-04-18T01:12:14Z","content_type":null,"content_length":"59245","record_id":"<urn:uuid:13c65203-673b-46bc-b271-25cee27d307e>","cc-path":"CC-MAIN-2014-15/segments/1397609532374.24/warc/CC-MAIN-20140416005... |
An EM Simulator for MEMS and Real Life MMICs
Product Feature
An EM Simulator for MEMS and Real Life MMICs
MEM Research
Spoltore, Pescara, Italy
Generally speaking, there are two large families of commercially available electromagnetic (EM) solvers. The first one is a general-purpose set, covering the analysis of arbitr... | {"url":"http://www.microwavejournal.com/articles/3441-an-em-simulator-for-mems-and-real-life-mmics","timestamp":"2014-04-18T03:05:40Z","content_type":null,"content_length":"65276","record_id":"<urn:uuid:d0089220-f509-4b50-af31-9dd235a0bc31>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-201404230320... |
Structure and properties of the algebra of partially transposed operators
Seminar Room 1, Newton Institute
We consider the structure of algebra of n-fold tensor product operators, partially transposed on the last term. Using purely algebraical methods we show that this algebra is semi-simple and then,
considering its r... | {"url":"http://www.newton.ac.uk/programmes/MQI/seminars/2013102214001.html","timestamp":"2014-04-19T13:14:36Z","content_type":null,"content_length":"6162","record_id":"<urn:uuid:0119857b-8894-468c-8c9d-019ab01664fc>","cc-path":"CC-MAIN-2014-15/segments/1397609537186.46/warc/CC-MAIN-20140416005217-00373-ip-10-147-4-33.e... |
Mathematical Analysis
Tom M. Apostol
It provides a transition from elementary calculus to advanced courses in real and complex function theory and introduces the reader to some of the abstract thinking that pervades modern analysis.
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Review: Mathematical Analysis
Use... | {"url":"http://books.google.com/books?id=Le5QAAAAMAAJ&q=subinterval&dq=related:ISBN0070006571&source=gbs_word_cloud_r&cad=6","timestamp":"2014-04-17T06:55:52Z","content_type":null,"content_length":"127405","record_id":"<urn:uuid:78cbdb3a-8d75-4ec1-b8f1-824c416fc510>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33... |
Fuzzy Preferences for Multi-Criteria Negotiation
Bartel Van de Walle and Peyman Faratin
We are interested in how cooperation can arise in types of environments, such as open systems, where little or nothing is known about the other agents. We view the negotiation problem as a strategic
and communication rich process be... | {"url":"http://aaai.org/Library/Symposia/Fall/2001/fs01-03-014.php","timestamp":"2014-04-16T16:15:08Z","content_type":null,"content_length":"3835","record_id":"<urn:uuid:3d6ea32e-61cf-4173-aca1-5ed885bae153>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00120-ip-10-147-4-33.ec2.inter... |
MathGroup Archive: June 1997 [00100]
[Date Index] [Thread Index] [Author Index]
RE: problems with precision
• To: mathgroup at smc.vnet.net
• Subject: [mg7673] RE: [mg7646] problems with precision
• From: Ersek_Ted%PAX1A at mr.nawcad.na... | {"url":"http://forums.wolfram.com/mathgroup/archive/1997/Jun/msg00100.html","timestamp":"2014-04-17T21:49:14Z","content_type":null,"content_length":"36430","record_id":"<urn:uuid:baf00d12-33a8-42f4-8a3c-d3b0d7eccbc4>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00380-ip-10-147-4-33.... |
Ubuntuland & The Dream Valley
The emulator can be found at genymotion.com.
I should preface this post by stating that I have only used the Genymotion emulator for around twenty minutes, but it has already impressed me to the point where I would consider using as my main app
testing device (I currently use a hardware de... | {"url":"http://ubuntulandforever.blogspot.com/","timestamp":"2014-04-17T18:22:32Z","content_type":null,"content_length":"216482","record_id":"<urn:uuid:37161b2a-3469-43af-aa37-59a079a23367>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-20140416005210-00478-ip-10-147-4-33.ec2.internal.warc.gz"} |
Every black hole may hold a hidden universe
We could be living inside a black hole. This head-spinning idea is one cosmologist's conclusion based on a modification of Einstein's equations of general relativity that changes our picture of what
happens at the core of a black hole.
In an analysis of the motion of particle... | {"url":"http://io9.com/5596712/every-black-hole-may-hold-a-hidden-universe?tag=cosmology","timestamp":"2014-04-18T13:34:52Z","content_type":null,"content_length":"86469","record_id":"<urn:uuid:b896fad4-94dc-4e77-8626-66e0892fcfc8>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20140416005217-00641-ip... |
Conway’s Game of Life in R with ggplot2 and animation
June 5, 2011
By John Ramey
In undergrad I had a computer science professor that piqued my interest in applied mathematics, beginning with Conway’s Game of Life. At first, the Game of Life (not the board game) appears to be
quite simple — perhaps, too simple — but it... | {"url":"http://www.r-bloggers.com/conways-game-of-life-in-r-with-ggplot2-and-animation/","timestamp":"2014-04-18T00:28:58Z","content_type":null,"content_length":"44183","record_id":"<urn:uuid:d2ee3d8b-8b70-4329-bcfd-0449aef67f6b>","cc-path":"CC-MAIN-2014-15/segments/1397609532374.24/warc/CC-MAIN-20140416005212-00144-ip... |
Constructing A Golden Rectangle - Method One
Isn't it strange that the Golden Ratio came up in such unexpected places? Well let's see if we can find out why. The Greeks were the first to call phi the Golden Ratio. They associated the number
with perfection. It seems to be part of human nature or instinct for us to find... | {"url":"http://cuip.uchicago.edu/~dlnarain/golden/activity4.htm","timestamp":"2014-04-21T12:08:59Z","content_type":null,"content_length":"15543","record_id":"<urn:uuid:19a20f87-8f84-4161-ba67-3ad8aae975cd>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00154-ip-10-147-4-33.ec2.interna... |
What the Bull Giveth, the Bear Taketh Away
Butler|Philbrick|Gordillo & Associates
By Adam Butler, Mike Philbrick, Rodrigo Gordillo
April 16, 2013
Those who cannot remember the past are condemned to repeat it. - Santayana
The question of whether to commit new funds to stocks here is nuanced and complex, not least becaus... | {"url":"http://www.advisorperspectives.com/commentaries/bp_041613.php","timestamp":"2014-04-20T10:51:58Z","content_type":null,"content_length":"62095","record_id":"<urn:uuid:9cc819d3-5612-48f6-a4ce-9665fbce74e5>","cc-path":"CC-MAIN-2014-15/segments/1397609538423.10/warc/CC-MAIN-20140416005218-00235-ip-10-147-4-33.ec2.i... |
Re: st: mysureg with constraints
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Re: st: mysureg with constraints
From jpitblado@stata.com (Jeff Pitblado, StataCorp LP)
To statalist@hsphsun2.harvard.edu
Subject Re: st: mysureg with constraints
Date Tue, 20 Sep 2005 14:17:38 -0500
... | {"url":"http://www.stata.com/statalist/archive/2005-09/msg00658.html","timestamp":"2014-04-19T00:02:49Z","content_type":null,"content_length":"7973","record_id":"<urn:uuid:0a6101b2-1656-4edb-b0dc-62a4cebc4088>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00317-ip-10-147-4-33.ec2.int... |
Most Cited Computational Geometry Articles
The most cited articles published since 2009, extracted from
Volume 42, Issue 4, May 2009, Pages 342-351
Nekrich, Y.
In this paper we describe space-efficient data structures for the two-dimensional range searching problem. We present a dynamic linear space data structure that... | {"url":"http://www.journals.elsevier.com/computational-geometry/most-cited-articles/","timestamp":"2014-04-17T09:45:09Z","content_type":null,"content_length":"92819","record_id":"<urn:uuid:a058a392-ff27-427d-8ed8-5f13c5cfa3e1>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00145-ip-10... |
Combinatorics Question
November 15th 2013, 02:23 PM #1
Nov 2013
United Kingdom
Combinatorics Question
6 people each own a desk each. The company owner wants to swap them round, so at most one of them stays where they were before. How many arrangements are possible?
I've tried 264, which was the apparent... | {"url":"http://mathhelpforum.com/statistics/224304-combinatorics-question.html","timestamp":"2014-04-18T12:02:23Z","content_type":null,"content_length":"68704","record_id":"<urn:uuid:1f5909f7-148a-46d7-a8e4-3e3af0f31ca7>","cc-path":"CC-MAIN-2014-15/segments/1397609533308.11/warc/CC-MAIN-20140416005213-00360-ip-10-147-4... |
Solution of Generalized Geometric Programming
- IEEE Transactions on Computer-Aided Design , 2001
"... We describe a new method for determining component values and transistor dimensions for CMOS operational ampli ers (op-amps). We observe that a wide variety of design objectives and constraints
have a special form, i.... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=1642617","timestamp":"2014-04-17T19:18:50Z","content_type":null,"content_length":"26739","record_id":"<urn:uuid:e82995b4-e8a3-440e-b04e-8c68ce351554>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-20140416005210-00426-ip-10-147-4-33.ec2.internal.wa... |
Bulletin 2004-2005
General Information Undergraduate Studies Graduate Studies Course Descriptions
A Prabhakar Rao., Professor*, Chairperson
Ph.D., University of California, Berkeley
Charles Chui, Distinguished Professor*
Ph.D., University of Wisconsin
Raymond Balbes, Professor Emeritus*
Ph.D., University of California... | {"url":"http://www.umsl.edu/services/library/archives/Bulletins/Bulletin,%202004-2005/Bulletin%2004_05/AS/Mathematics.htm","timestamp":"2014-04-20T08:50:10Z","content_type":null,"content_length":"47668","record_id":"<urn:uuid:939fb114-dfda-46ad-8c83-bb0b7e35f8a7>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/wa... |
Paul Klee's strata and the transition to complexity
Paul Klee’s strata and the transition to complexity
Posted: May 25, 2010 Filed under: Visual Arts | Tags: Art, Chaos Theory, Fractals, Mathematics, Paul Klee, Visual Arts 3 Comments
An aerial view of the Nile
It does not take much intuition or imagination to relate Pa... | {"url":"http://pavlopoulos.wordpress.com/2010/05/25/paul-klees-strata-and-the-transition-to-complexity/","timestamp":"2014-04-19T06:58:57Z","content_type":null,"content_length":"82496","record_id":"<urn:uuid:8a82f391-a3bf-4199-a6c7-c256a96cfe69>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-2014041... |
Can adjoint linear transformations be naturally realized as adjoint functors?
up vote 11 down vote favorite
Last week Yan Zhang asked me the following: is there a way to realize vector spaces as categories so that adjoint functors between pairs of vector spaces become adjoint linear operators in the usual
It seems as i... | {"url":"http://mathoverflow.net/questions/476/can-adjoint-linear-transformations-be-naturally-realized-as-adjoint-functors/10420","timestamp":"2014-04-17T10:05:40Z","content_type":null,"content_length":"85718","record_id":"<urn:uuid:f96b0ff0-5b3d-4654-9258-4d7f791567ed>","cc-path":"CC-MAIN-2014-15/segments/139822320667... |
The Theory of Interest, as determined by Impatience to Spend Income and Opportunity to Invest it
Irving Fisher, The Theory of Interest, as determined by Impatience to Spend Income and Opportunity to Invest it [1930]
Title Page
Original Table of Contents or First Page
... | {"url":"http://oll.libertyfund.org/titles/fisher-the-theory-of-interest","timestamp":"2014-04-16T15:59:39Z","content_type":null,"content_length":"43746","record_id":"<urn:uuid:f3b28aca-1b00-450c-bf89-8a76c1943e81>","cc-path":"CC-MAIN-2014-15/segments/1397609525991.2/warc/CC-MAIN-20140416005205-00221-ip-10-147-4-33.ec2.... |
New beginnings
Today was my first lecture of the new semester, there was some sort of hubbub on The Mall in Washington, and Jacob Lurie gave the first of a series of lectures on “Extended” Topological Quantum Field
Theory and a proof of (some might say a precise statement of) the Baez-Dolan Cobordism Hypothesis.
Accord... | {"url":"http://golem.ph.utexas.edu/~distler/blog/archives/001894.html","timestamp":"2014-04-21T12:09:55Z","content_type":null,"content_length":"34228","record_id":"<urn:uuid:e8472369-09e2-4128-9a2c-b59ba406e020>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-20140423032006-00420-ip-10-147-4-33.ec2.i... |
Wolfram Demonstrations Project
Winning or Losing in the Game of Nim on Graphs
This Demonstration presents a random oriented graph that has at least one terminal vertex. Such graphs can represent the terminal game Nim. To play Nim, players alternate in choosing a sequence of
connected vertices until a terminal vertex is... | {"url":"http://demonstrations.wolfram.com/WinningOrLosingInTheGameOfNimOnGraphs/","timestamp":"2014-04-20T21:45:44Z","content_type":null,"content_length":"50008","record_id":"<urn:uuid:18d8e62d-85a4-478b-8be9-ba6b0282da19>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00138-ip-10-147... |
The Dietz Algorithm
The Income Builder newsletter uses the Dietz Algorithm for calculating returns on its model portfolios. The Dietz Algorithm is a method for calculating investment returns (internal rate of return)
when the portfolio is subject to net contributions (redemptions) during the measured time interval. Thi... | {"url":"http://www.larkresearch.com/dietz.htm","timestamp":"2014-04-16T18:59:41Z","content_type":null,"content_length":"7790","record_id":"<urn:uuid:fd2c0db7-bbe6-46ec-ba61-9144f45269db>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-20140423032002-00006-ip-10-147-4-33.ec2.internal.warc.gz"} |
Finding Fact Families
In this lesson, the relationship of subtraction to addition is introduced with a book and with dominoes. Then students explore the concept of missing addends.
To review the concept of subtraction, read Ten Sly Piranhas. Ask the children to act out with counters what is happening in the story and t... | {"url":"http://illuminations.nctm.org/Lesson.aspx?id=372","timestamp":"2014-04-18T17:08:52Z","content_type":null,"content_length":"79414","record_id":"<urn:uuid:44a926bb-28cf-4a9b-93a4-669049b68d71>","cc-path":"CC-MAIN-2014-15/segments/1397609533957.14/warc/CC-MAIN-20140416005213-00187-ip-10-147-4-33.ec2.internal.warc.... |
Receivable Turnover Ratio
The receivable turnover ratio (debtors turnover ratio, accounts receivable turnover ratio) indicates the velocity of a company's debt collection, the number of times average receivables are turned
over during a year. This ratio determines how quickly a company collects outstanding cash balance... | {"url":"http://www.readyratios.com/reference/asset/receivable_turnover_ratio.html","timestamp":"2014-04-18T20:42:38Z","content_type":null,"content_length":"52613","record_id":"<urn:uuid:996b8809-76bf-42e8-812d-fac266b63edb>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.9/warc/CC-MAIN-20140416005215-00573-ip-10-147... |
Mathematics Archives WWW Server
Topics in Mathematics Software
Teaching materials, software, WWW links organized by Mathematical Public domain and shareware software for Macintosh, Windows (2000, ME, 98, 95, 3.1 and MSDOS) computers and for multi-platforms
Topics. Searcha... | {"url":"http://archives.math.utk.edu/newindex.html","timestamp":"2014-04-20T06:23:38Z","content_type":null,"content_length":"5861","record_id":"<urn:uuid:e45739dd-531d-4432-a110-7ffe477fc560>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00098-ip-10-147-4-33.ec2.internal.warc.gz"} |
Example of a smooth morphism where you can't lift a map from a nilpotent thickening?
up vote 15 down vote favorite
Definition. A locally finitely presented morphism of schemes $f\colon X\to Y$ is smooth (resp. unramified, resp. étale) if for any affine scheme $T$, any closed subscheme $T_0$ defined by a
square ... | {"url":"http://mathoverflow.net/questions/22015/example-of-a-smooth-morphism-where-you-cant-lift-a-map-from-a-nilpotent-thicken?sort=votes","timestamp":"2014-04-17T07:27:32Z","content_type":null,"content_length":"82800","record_id":"<urn:uuid:b1548176-ac3c-41f5-8f94-62991321037a>","cc-path":"CC-MAIN-2014-15/segments/13... |
Henry’s Pool Tables on Global Warming/Cooling
February 21, 2013 in climate change
I took a random sample of weather stations that had daily data
In this respect random means any place on earth, with a weather station with complete or almost complete daily data, subject to the given sampling procedure decided upon and g... | {"url":"http://blogs.24.com/henryp/2013/02/21/henrys-pool-tables-on-global-warmingcooling/","timestamp":"2014-04-17T06:42:55Z","content_type":null,"content_length":"58287","record_id":"<urn:uuid:e2e0a4b8-bfbd-423e-a3ec-8a94080e44e5>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00605... |
Coordinates of Relative Maxima or Minima
Date: 31 Dec 1994 17:58:13 -0500
From: Anonymous
Subject: math problem test
Hi ..... this is just a test.....
I heard you solve math problems... so I'm just playing......
given f(x) = 15 x^(2/3) + 5x, find coords of relative max or min.
and for what x values is the function co... | {"url":"http://mathforum.org/library/drmath/view/53393.html","timestamp":"2014-04-17T13:28:21Z","content_type":null,"content_length":"8268","record_id":"<urn:uuid:72daa711-5ffe-4cd3-b3d3-8dbacaff24aa>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00088-ip-10-147-4-33.ec2.internal.war... |
New DS set!!!
Author Message
This post received
Expert's post
The next set of medium/hard DS questions. I'll post OA's with detailed explana... | {"url":"http://gmatclub.com/forum/new-ds-set-150653-100.html?sort_by_oldest=true","timestamp":"2014-04-19T16:02:11Z","content_type":null,"content_length":"319399","record_id":"<urn:uuid:2ae47cda-7f87-4671-908b-ebf13c6c846a>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20140416005217-00409-ip-10-147... |
Splitting field of an irreducible polynomial
June 24th 2009, 01:38 PM #1
Splitting field of an irreducible polynomial
Suppose $K$ is the splitting field of an irreducible polynomial $p(x) \in \mathbb{Z}[x]$. What is a general condition to have $[K:\mathbb{Q}] = \mbox{ deg }p(x)$? Is there a systematic way to
te... | {"url":"http://mathhelpforum.com/number-theory/93660-splitting-field-irreducible-polynomial.html","timestamp":"2014-04-21T07:17:11Z","content_type":null,"content_length":"36425","record_id":"<urn:uuid:a9cb355b-ad73-42c6-8b25-9789bd052dac>","cc-path":"CC-MAIN-2014-15/segments/1397609539665.16/warc/CC-MAIN-20140416005219... |
3-year BA Physics
The 3-year BA Honours Course.
This course provides a general education in the basic principles of physics, their formulation and manipulation in mathematical terms and their application in the laboratory to experiments. This is
probably the more appropriate degree for those not seeking a possible care... | {"url":"http://www2.physics.ox.ac.uk/study-here/undergraduates/the-courses/3-year-ba-physics","timestamp":"2014-04-19T17:01:35Z","content_type":null,"content_length":"18600","record_id":"<urn:uuid:b30f6e94-304c-4ba3-8cc5-050c4514d58a>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-001... |
Physics Tutors
Surprise, AZ 85374
Mathematics, Physics, and Writing Tutor
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, Basic Algebra, Geome... | {"url":"http://www.wyzant.com/Sun_City_West_Physics_tutors.aspx","timestamp":"2014-04-21T12:48:07Z","content_type":null,"content_length":"59154","record_id":"<urn:uuid:6d5e9e7b-ea36-41dc-9f34-e8bc0f86b657>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00639-ip-10-147-4-33.ec2.interna... |
Pythagenport teams records
mweir145 wrote:Last year, the Jays had a horrible record in one run games, and that is probably one of the main reasons why they finished so far behind in the standings next to the Sox and
Yankees. I guess you could say they're "unlucky," but good teams find ways to win those close ... | {"url":"http://www.fantasybaseballcafe.com/forums/viewtopic.php?t=162037&start=10","timestamp":"2014-04-19T20:33:00Z","content_type":null,"content_length":"90627","record_id":"<urn:uuid:e071bbd8-2fa4-43ae-9f8e-cfeab74e519c>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-00041-ip-10-14... |
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Find the coordinate of the fourth vertex of a rectangle with t... | {"url":"http://openstudy.com/updates/505f5734e4b0583d5cd1fad2","timestamp":"2014-04-16T22:30:57Z","content_type":null,"content_length":"50164","record_id":"<urn:uuid:bbaeaf9c-1d3d-4149-9a6d-aa4ec49678bc>","cc-path":"CC-MAIN-2014-15/segments/1398223202457.0/warc/CC-MAIN-20140423032002-00199-ip-10-147-4-33.ec2.internal.w... |
Function as parameter for Module
up vote 2 down vote favorite
How is it possible to use a mathematical function as module- parameter
Such as:
PersonalPlot[fun0_, var0_, min0_, max0_] :=
Module[{fun = fun0, var = var0 , min = min0, max = max0},
(*this is incorrect*)
fun = fun[var_];
Plot[fun, {var, min, max}]
... | {"url":"http://stackoverflow.com/questions/14361747/function-as-parameter-for-module","timestamp":"2014-04-20T21:28:07Z","content_type":null,"content_length":"68773","record_id":"<urn:uuid:b2c6e3a0-2d49-493b-888a-5164482d1415>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00525-ip-10... |
Graph Theory | Mathigon
Bridges in Königsberg
This story is about the Swiss mathematician Leonhard Euler (1707 – 1783). While he lived in the Prussian town of Königsberg at the Baltic sea, he was thinking about the following problem:
Königsberg is divided into four parts by the river Pregel, and connected by seven ... | {"url":"http://world.mathigon.org/Graph_Theory.html","timestamp":"2014-04-20T08:14:42Z","content_type":null,"content_length":"28240","record_id":"<urn:uuid:e3870aec-1d22-4927-9c83-d6be9bcd664b>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00252-ip-10-147-4-33.ec2.internal.warc.gz"} |
Temple City Geometry Tutor
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...In addition to studying business at USC which included entry level accounting cou... | {"url":"http://www.purplemath.com/Temple_City_geometry_tutors.php","timestamp":"2014-04-17T13:24:59Z","content_type":null,"content_length":"23959","record_id":"<urn:uuid:8c08098c-6bf7-4d20-9637-15f790a60b47>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00522-ip-10-147-4-33.ec2.inter... |
Date Less Than Greater Than
I have a list of dates B2:B248. All the cells have been formatted to date type dd/mm/yyyy.
I'm just trying to count the number that are earlier than a certain date.
I thought a COUNTIF function would work! I've tried DATE, DATEVALUE etc.
I can work with the dates ie B2 (which would have 23/0... | {"url":"http://excel.bigresource.com/Date-less-than-greater-than-9YoUDlVj.html","timestamp":"2014-04-18T10:48:58Z","content_type":null,"content_length":"65147","record_id":"<urn:uuid:47279188-7da3-462f-99cc-240c5a468e55>","cc-path":"CC-MAIN-2014-15/segments/1397609533308.11/warc/CC-MAIN-20140416005213-00151-ip-10-147-4... |
normal probability
November 9th 2008, 11:07 AM #1
Nov 2008
normal probability
4. (18 points / 3 points each) Mileages for taxi rides from Penn Station to their destination are approximately normally distributed with a mean of µ = 4.3 miles and a standard deviation of σ =
1.2 miles.
a. Classify this prob... | {"url":"http://mathhelpforum.com/statistics/58553-normal-probability.html","timestamp":"2014-04-19T20:18:57Z","content_type":null,"content_length":"43464","record_id":"<urn:uuid:dc349c66-ba26-4685-9005-0f2fb955972c>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-00606-ip-10-147-4-33.e... |
List of Visiting Speakers: Professor James Keesling
Professor James Keesling
Department of Mathematics
University of Florida
P.O. Box 118105
Gainesville, FL 32611-8105
Phone: 352-392-0281 ext. 289
Fax: 352-392-8357
E-mail: jek@math.ufl.edu
Professor Keesling (Ph.D., University of Miami) has been at the University of F... | {"url":"http://www.siam.org/visiting/speakers/keesling.php","timestamp":"2014-04-18T23:33:36Z","content_type":null,"content_length":"10828","record_id":"<urn:uuid:f21b5498-cf02-47d1-832c-249728fb020a>","cc-path":"CC-MAIN-2014-15/segments/1397609535535.6/warc/CC-MAIN-20140416005215-00218-ip-10-147-4-33.ec2.internal.warc... |
Sun Oct 28 2007 14:13 How Many Levels?: I was playing the 2D fan version of Portal and basically figured it had 40 levels. I was right. Then I wondered why I'd thought that. Probably something to do
with the pacing as new game mechanics were introduced. But when I was a kid, puzzle games had 30 levels and then you had ... | {"url":"http://www.crummy.com/2007/10/28/0","timestamp":"2014-04-21T12:23:46Z","content_type":null,"content_length":"7615","record_id":"<urn:uuid:59932490-3570-4f15-8616-b1ba2b790bb9>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00430-ip-10-147-4-33.ec2.internal.warc.gz"} |
Help finding propeller thrust.
From what I have found, propeller thrust is:
Thrust = Mass airflow X (slipstream velocity-aircraft velocity).
That's similar to the equation for rocket thrust. The term "exit velocity" is used to describe the velocity of the affected air at the moment its pressure returns to ambient. Nasa... | {"url":"http://www.physicsforums.com/showthread.php?p=4148078","timestamp":"2014-04-21T02:04:48Z","content_type":null,"content_length":"32849","record_id":"<urn:uuid:d19c224a-8d0d-47d5-8b89-c727da2708e7>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00528-ip-10-147-4-33.ec2.internal.... |
Newton's Laws : Quiz 3 Practice Questions
1. A motorcycle of mass 100 kg travels around a flat, circular track of radius 10 m with a constant speed of 20 m/s.
What force is required to keep the motorcycle moving in a circular path at this speed ?
200 N 400 N 2000 N 4000 N
2. A car going around a curve is acted upon by ... | {"url":"http://www.oocities.org/capecanaveral/8236/U3Q3.html","timestamp":"2014-04-18T13:08:24Z","content_type":null,"content_length":"14534","record_id":"<urn:uuid:bd788be2-b700-4a4c-a88e-ce7e9949e3f0>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00004-ip-10-147-4-33.ec2.internal.w... |
help with DE problem: Newton's law of cooling
January 22nd 2008, 06:27 AM #1
Senior Member
Jul 2006
Shabu City
help with DE problem: Newton's law of cooling
At 1:00 PM, a thermometer reading 70 degrees F is taken outside where the temperature is -10 degrees F (ten below zero). At 1:02PM, the reading is 26 d... | {"url":"http://mathhelpforum.com/calculus/26573-help-de-problem-newton-s-law-cooling.html","timestamp":"2014-04-18T04:20:20Z","content_type":null,"content_length":"41726","record_id":"<urn:uuid:ceed7ede-bde1-4e0e-bebf-710102a968a9>","cc-path":"CC-MAIN-2014-15/segments/1397609537097.26/warc/CC-MAIN-20140416005217-00537-... |
Skeletal mesh
In response to this discussion:
I am posting my definition for generating an open foam mesh.
(I didn't post back at the time because there were some troubles with weaverbird back then and I was having to use some ugly workarounds, but now that is all fixed)
To sum up the approach -
take a random cloud of ... | {"url":"http://www.grasshopper3d.com/forum/topics/skeletal-mesh?commentId=2985220%3AComment%3A558044","timestamp":"2014-04-21T14:49:35Z","content_type":null,"content_length":"92129","record_id":"<urn:uuid:b51482e7-15e3-4877-a4fa-e7d71c0ba438>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-2014041600... |
multiple choice question
December 9th 2009, 02:13 PM
multiple choice question
If $\frac{16^x}{\frac{1}{2} x^2}-32=0$, then $x=$
(a) -1 or -4
(b) 1 or -5
(c) 2 or -4
(d) -2 or 4
December 9th 2009, 02:59 PM
December 9th 2009, 03:07 PM
Prove It
I would advise graphing this equation and seeing where... | {"url":"http://mathhelpforum.com/algebra/119612-multiple-choice-question-print.html","timestamp":"2014-04-17T01:12:45Z","content_type":null,"content_length":"8269","record_id":"<urn:uuid:05e3ce43-34ea-491c-9927-e8aa59171b50>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20140416005206-00433-ip-10-14... |
HCSSiM Workshop, day 12
math education
> HCSSiM Workshop, day 12
HCSSiM Workshop, day 12
July 15, 2012
This is a continuation of this, where I take notes on my workshop at HCSSiM.
We originally defined $\mathbb{C}$ as $\mathbb{R}[x]/(x^2+1),$ and now we re-introduce it as the set of matrices of the form with the obviou... | {"url":"http://mathbabe.org/2012/07/15/hcssim-workshop-day-12/","timestamp":"2014-04-16T15:59:51Z","content_type":null,"content_length":"51943","record_id":"<urn:uuid:550a75b5-1602-4a8c-8415-26a865dda97b>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00552-ip-10-147-4-33.ec2.internal... |
Horatio Scott Carslaw
Born: 12 February 1870 in Helensburgh, Dumbartonshire, Scotland
Died: 11 November 1954 in Burradoo, Bowral, New South Wales, Australia
Horatio Carslaw was the son of the Rev William Henderson Carslaw. He attended Glasgow Academy and entered Glasgow University in 1887 to study mathematics and physi... | {"url":"http://www-groups.dcs.st-and.ac.uk/~history/Printonly/Carslaw.html","timestamp":"2014-04-19T14:31:39Z","content_type":null,"content_length":"4827","record_id":"<urn:uuid:28cae710-27b5-45bc-803e-65e3276595cf>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20140416005217-00314-ip-10-147-4-33.ec... |
Residue Theory
02-25-2012, 04:02 PM #1
New Member
Join Date
Jan 2012
Residue Theory
I am having trouble understanding how to calculate residues.
I have the function
[TEX]f(z)=\frac {z^a}{1+z^2}[/TEX] and am supposed to find
[TEX]\int^\infty_0 f(z)\,dz[/TEX] using the keyhole contour. So I found sing... | {"url":"http://www.freemathhelp.com/forum/threads/74647-Residue-Theory?p=307054&mode=threaded","timestamp":"2014-04-18T03:09:47Z","content_type":null,"content_length":"69102","record_id":"<urn:uuid:f001958b-e8c9-4ae2-a484-ed9286b2cca0>","cc-path":"CC-MAIN-2014-15/segments/1397609532480.36/warc/CC-MAIN-20140416005212-00... |
DMOZ - Computers: Programming: Languages: Fortran: Source Code
Please suggest only websites containing source code for solving ordinary differential equations. Full libraries should be submitted to the Libraries category instead. Sites containing additional
source code for solving other types of problems should... | {"url":"http://www.dmoz.org/desc/Computers/Programming/Languages/Fortran/Source_Code","timestamp":"2014-04-17T16:29:41Z","content_type":null,"content_length":"17224","record_id":"<urn:uuid:43fdd886-e4d8-4843-a244-86cc06df3aa0>","cc-path":"CC-MAIN-2014-15/segments/1397609530136.5/warc/CC-MAIN-20140416005210-00212-ip-10-... |
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Topic: Help with a construction
Replies: 3 Last Post: Nov 24, 1997 4:48 PM
Messages: [ Previous | Next ... | {"url":"http://mathforum.org/kb/thread.jspa?threadID=354371&messageID=1084163","timestamp":"2014-04-17T19:35:21Z","content_type":null,"content_length":"20467","record_id":"<urn:uuid:2e75946b-3d77-42d8-95bf-e734b78da894>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00493-ip-10-147-4-... |
Residuated Lattices
Proving Standard Results about Residuated Lattices using the Gentzen system`
You can also test yourself by deciding the following randomly generated RL equations.
To display the proofs in a linear fashion, rather than the more usual Gentze... | {"url":"http://www1.chapman.edu/~jipsen/reslat/rlequations.htm","timestamp":"2014-04-21T12:09:38Z","content_type":null,"content_length":"3842","record_id":"<urn:uuid:f47f487f-0741-4041-b21e-431c26dd710a>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00330-ip-10-147-4-33.ec2.internal.... |
[Numpy-discussion] Question about indexing
Keith Goodman kwgoodman@gmail....
Thu May 29 22:08:51 CDT 2008
On Thu, May 29, 2008 at 6:32 PM, Alan G Isaac <aisaac@american.edu> wrote:
> On Thu, 29 May 2008, Keith Goodman apparently wrote:
>> >>> a[[0,1]]
>> That one looks odd. But it is just shorthand for:
>> >>> a[[0,1],... | {"url":"http://mail.scipy.org/pipermail/numpy-discussion/2008-May/034623.html","timestamp":"2014-04-20T16:18:52Z","content_type":null,"content_length":"3440","record_id":"<urn:uuid:93d891ee-0079-4ab6-955a-3ebf3b334f3b>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-20140416005218-00058-ip-10-147-4-3... |
In the complex plane, we define $\cos z=\frac{e^{iz}+e^{-iz}}{2}$. Letting $z=ix$, we have $\cos ix=\frac{e^{i(ix)}+e^{-i(ix)}}{2}=\frac{e^{i^2x}+e^{-i^2x}}{2}=\frac{e^{-x}+e^{-(-x)}}{2}=\frac{e^x+e^
{-x}}{2}=\cosh x$ Thus, when evaluating $\cos ix$ at an angle $x$, its the same as evaluating $\cosh x$.
An angle can't ... | {"url":"http://mathhelpforum.com/differential-geometry/100420-hyperbolics.html","timestamp":"2014-04-17T13:44:59Z","content_type":null,"content_length":"50458","record_id":"<urn:uuid:b5b451ab-b403-4693-a487-8997b386878a>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00047-ip-10-147-4... |
Properties of Rational Numbers
2.1: Properties of Rational Numbers
Difficulty Level:
At Grade
Created by: CK-12
Practice Properties of Rational Numbers
What if you wanted to order the numbers 2, $-\frac{5}{2}$$\frac{5}{2}$
Watch This
CK-12 Foundation: 0201S Integers and Rational Numbers
Try This
To make graphing ration... | {"url":"http://www.ck12.org/book/CK-12-Algebra-I-Concepts/r1/section/2.1/","timestamp":"2014-04-21T15:21:33Z","content_type":null,"content_length":"171198","record_id":"<urn:uuid:543c4d0b-9744-44a8-855c-63f57e7d5c2a>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-20140416005220-00166-ip-10-147-4-33.... |
Baylor University || Mathematics Department || Mark Sepanski
Mark Sepanski
Professor of Mathematics
Ph.D., M.I.T., 1990-1994 (Advisor: B. Kostant)
B.S., Purdue University, 1987-1990
Dr. Sepanski joined the Baylor faculty in 1997. Prior to coming to Baylor, he taught at Oklahoma State University (1995-1997) and Cornell ... | {"url":"http://www.baylor.edu/math/index.php?id=54018","timestamp":"2014-04-20T16:43:00Z","content_type":null,"content_length":"20114","record_id":"<urn:uuid:c8416226-e9c8-462c-b4ca-35e6cf522f9b>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-20140416005218-00350-ip-10-147-4-33.ec2.internal.warc.gz"... |
Web Resources
Lesson Plans
Yummy Gummy Subtraction
This Web site gives a lesson plan using gummy bears to represent subtraction in simple math equations. Teachers can adapt the lesson to also include addition, multiplication or division.
Learning Addition and Subtraction
Lessons and videos on addition and subtraction.
... | {"url":"http://alex.state.al.us/weblinks_category.php?stdID=53524","timestamp":"2014-04-17T06:50:59Z","content_type":null,"content_length":"36487","record_id":"<urn:uuid:6f1f9aeb-5229-4dff-9436-33adec08fefa>","cc-path":"CC-MAIN-2014-15/segments/1398223202457.0/warc/CC-MAIN-20140423032002-00235-ip-10-147-4-33.ec2.intern... |
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Can anyone suggest a few textbooks that might be helpful in ei... | {"url":"http://openstudy.com/updates/51e23891e4b076f7da42572f","timestamp":"2014-04-16T13:18:36Z","content_type":null,"content_length":"47945","record_id":"<urn:uuid:b6ac9056-a412-4ebe-9970-95b36ac8cf7c>","cc-path":"CC-MAIN-2014-15/segments/1397609523429.20/warc/CC-MAIN-20140416005203-00559-ip-10-147-4-33.ec2.internal.... |
Evaluate Stock Price With Reverse-Engineering DCF
If you've ever thumbed through a stock analyst's report, you will have probably come across a stock valuation technique called discounted cash flow analysis , or DCF for short. DCF entails
forecasting future company cash flows, applying a discount rate according to the ... | {"url":"http://finance.yahoo.com/news/evaluate-stock-price-reverse-engineering-150000130.html","timestamp":"2014-04-20T00:53:32Z","content_type":null,"content_length":"218425","record_id":"<urn:uuid:66be440e-cf3f-4542-b3e6-927c4067b3a5>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MAIN-20140416005217-00... |
Ramona, CA Math Tutor
Find a Ramona, CA Math Tutor
-Experienced math tutor in all levels of math.-Bachelor degree from University of California, Irvine-Specialize in Algebra, Calculus, SAT I Math, and SAT II Math.-Worked at Palomar College Math
Center for more than a year.-Worked in Upward Bound Program, which help... | {"url":"http://www.purplemath.com/ramona_ca_math_tutors.php","timestamp":"2014-04-20T19:16:11Z","content_type":null,"content_length":"23791","record_id":"<urn:uuid:12ab7efe-e682-4d74-a3eb-dd719ee7278c>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00064-ip-10-147-4-33.ec2.internal.wa... |
Venus Atmosphere Puzzle - Unmanned Spaceflight.com
First 2 questions. Are you now satisfied that you have found the reason why your integral doesn't go on to infinity, and are you now getting an answer for the atmospheric mass of Venus that is in
line with what you expected intuitively?
For me there had to be a common ... | {"url":"http://www.unmannedspaceflight.com/index.php?showtopic=2822&st=0&p=57213","timestamp":"2014-04-19T14:33:01Z","content_type":null,"content_length":"138275","record_id":"<urn:uuid:b8e81dee-c206-491e-8a13-9b0bb8a2450a>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20140416005217-00107-ip-10-147... |
Probability in Algebra.
k is uniformly chosen from the interval (-5,5) . Let p be the probability that the quartic f(x)=kx^4+(k^2+1)x^2+k has 4 distinct real roots such that one of the roots is less than -4 and the
other three are greater than -1. Find the value of 1000p.
I had posted this thread 3 days ago... | {"url":"http://mathhelpforum.com/algebra/215275-probability-algebra.html","timestamp":"2014-04-18T14:06:19Z","content_type":null,"content_length":"38946","record_id":"<urn:uuid:60decc68-6962-4b96-bd99-d99ddf5d2392>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20140416005217-00120-ip-10-147-4-33.ec2... |
This is the SHA-3 page of David A. Wilson.
For information about the NIST SHA-3 competition, go here.
For an unofficial list of entries and analyses, go here.
I submitted a hash function called DCH. It is a block-cipher-based algorithm that alternates a nonlinear substitution, a Fourier-like linear transform, and a rou... | {"url":"http://web.mit.edu/dwilson/www/hash/","timestamp":"2014-04-17T01:12:58Z","content_type":null,"content_length":"3755","record_id":"<urn:uuid:09be402d-50f3-4932-8ca9-cb8ace2db002>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20140416005206-00596-ip-10-147-4-33.ec2.internal.warc.gz"} |
Proof: rank(AB)+n >= rank(A)+rank(B)
$<br /> A\in R^{s\times n}~,~B\in R^{n\times s}<br />$ Proof: $<br /> rank(AB)+n \geqslant rank(A)+rank(B)$
this is a nice problem! i think by that $R$ you mean the field of real numbers $\mathbb{R}.$ well, you really don't need your ground field to be $\mathbb{R}.$ so i'll assume t... | {"url":"http://mathhelpforum.com/advanced-algebra/155656-proof-rank-ab-n-rank-rank-b.html","timestamp":"2014-04-20T14:35:19Z","content_type":null,"content_length":"50605","record_id":"<urn:uuid:82fd6dfa-0d74-4ebd-897a-e1da0fec8632>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416005218-00388-... |
Copper Canyon, TX Precalculus Tutor
Find a Copper Canyon, TX Precalculus Tutor
I have had a career in astronomy which included Hubble Space Telescope operations, where I became an expert in Excel and SQL, and teaching college-level astronomy and physics. This also involved
teaching and using geometry, algebra, trig... | {"url":"http://www.purplemath.com/Copper_Canyon_TX_Precalculus_tutors.php","timestamp":"2014-04-21T00:11:36Z","content_type":null,"content_length":"24571","record_id":"<urn:uuid:ee05543b-33e1-49af-aaf7-2fdef700d26a>","cc-path":"CC-MAIN-2014-15/segments/1397609539337.22/warc/CC-MAIN-20140416005219-00459-ip-10-147-4-33.e... |
CFR Cluj-Napoca v Internazionale
Dr. Constantin Radulescu Stadium
Referee: Pawel Gil | Attendance: 6000
* Local time based on your geographic location.
• • Fredy Guarin 22'
• • Fredy Guarin 45' +2'
• • Marco Benassi 88'
• Ioan Hora lobs a good right footed shot, but it is off target. Outcome: hit bar
• Sami... | {"url":"http://espnfc.com/en/gamecast/358649/gamecast.html?soccernet=true&cc=","timestamp":"2014-04-24T00:24:49Z","content_type":null,"content_length":"152639","record_id":"<urn:uuid:44119dbf-5a35-4657-9f79-be09f72027c7>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00509-ip-10-147-4-... |
Wolfram's Mathematica
August 3rd 2006, 07:27 PM
Wolfram's Mathematica
I'm soliciting thoughts on this program. This is where I'm coming from (for now): I am self-teaching myself math. I've always been good at math (according to my grades), but never went beyond
Precalc. I am now reviewing my precalc book, page ... | {"url":"http://mathhelpforum.com/math-software/4666-wolframs-mathematica-print.html","timestamp":"2014-04-19T06:54:35Z","content_type":null,"content_length":"12022","record_id":"<urn:uuid:82b04385-2e1c-4c04-89a1-642abfc69760>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00056-ip-10-... |
Crossover random fields: A practical framework for learning and inference with graphical models and applications to computer vision and image processing problems
Graphical Models, such as Markov random fields, are a powerful methodology for modeling probability distributions over large numbers of variables. These model... | {"url":"http://www.bestechvideos.com/2008/09/16/crossover-random-fields-a-practical-framework-for-learning-and-inference-with-graphical-models-and-applications-to-computer-vision-and-image-processing-problems","timestamp":"2014-04-18T23:15:27Z","content_type":null,"content_length":"25835","record_id":"<urn:uuid:fedabe7... |
Mechanics – A car
May 3rd 2006, 09:19 AM #1
Senior Member
Apr 2006
Mechanics – A car
Any help with this would be most appreciated. Thanks in advance
The EMF (Effective Motive Force) for a car is the engine driving force minus friction and air resistance.
a)A car of mass 1000Kg travels from rest with con... | {"url":"http://mathhelpforum.com/calculus/2802-mechanics-car.html","timestamp":"2014-04-18T06:51:49Z","content_type":null,"content_length":"36901","record_id":"<urn:uuid:87534b50-bd72-40f4-b8fd-7daaef1f5817>","cc-path":"CC-MAIN-2014-15/segments/1397609532573.41/warc/CC-MAIN-20140416005212-00536-ip-10-147-4-33.ec2.inter... |
This Article
Bibliographic References
Add to:
ASCII Text x
Joshua U. Turner, "Accurate Solid Modeling Using Polyhedral Approximations," IEEE Computer Graphics and Applications, vol.... | {"url":"http://www.computer.org/csdl/mags/cg/1988/03/mcg1988030014-abs.html","timestamp":"2014-04-24T01:36:21Z","content_type":null,"content_length":"54230","record_id":"<urn:uuid:0df80f2d-077d-45f4-ba92-2c7feee8d085>","cc-path":"CC-MAIN-2014-15/segments/1398223204388.12/warc/CC-MAIN-20140423032004-00359-ip-10-147-4-33... |
Integration: Numerical Methods
February 1st 2009, 09:44 AM #1
Oct 2008
Integration: Numerical Methods
I worked out the answer to this question but I got confused because all the answers of the other ones that I had worked out lay between the values of 0 and 1 (e.g 0.845) but I got a different
value here:
... | {"url":"http://mathhelpforum.com/calculus/71148-integration-numerical-methods.html","timestamp":"2014-04-19T08:38:28Z","content_type":null,"content_length":"32495","record_id":"<urn:uuid:99a6e078-c14e-4519-a0b5-b6c11bde78aa>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00551-ip-10-1... |
Marina Bay, MA Math Tutor
Find a Marina Bay, MA Math Tutor
...This varied background has given me insight into how best approach the subject of Geometry. I have taught Prealgebra for more than 25 years. I have also worked as a tutor of this subject for
the same time period.
6 Subjects: including algebra 1, algebr... | {"url":"http://www.purplemath.com/Marina_Bay_MA_Math_tutors.php","timestamp":"2014-04-18T13:32:54Z","content_type":null,"content_length":"23925","record_id":"<urn:uuid:ade23fbb-f86f-42b1-b304-dfd432372f93>","cc-path":"CC-MAIN-2014-15/segments/1397609533689.29/warc/CC-MAIN-20140416005213-00097-ip-10-147-4-33.ec2.interna... |
Posts by
Posts by tea
Total # Posts: 28
Well, Steve sorry to steal your thunder, but it would actually be 4.8 cm if it was 48mm high. Because you would have t convert itinto centimeters because the answer for the question requires that it
be in centimeters. Your welcome Valina, I had kinda got lost for a moment too...... | {"url":"http://www.jiskha.com/members/profile/posts.cgi?name=tea","timestamp":"2014-04-18T13:45:57Z","content_type":null,"content_length":"13125","record_id":"<urn:uuid:f8fe2303-ad7a-442a-ac84-b49dbdc5d680>","cc-path":"CC-MAIN-2014-15/segments/1397609533689.29/warc/CC-MAIN-20140416005213-00339-ip-10-147-4-33.ec2.intern... |
Algorithms for bounding Folkman numbers
Abstract: For an undirected, simple graph G, we write G -> (a_1,...,a_k)^v (G -> (a_1,...,a_k)^e) if for every vertex (edge) k-coloring, a monochromatic K_(a_i) is forced in some color i in
{1,...,k}. The vertex (edge) Folkman number is defined as F_v(a_1,...,a_k;p) = min{|V(G)| ... | {"url":"https://ritdml.rit.edu/handle/1850/2765","timestamp":"2014-04-18T01:15:26Z","content_type":null,"content_length":"13710","record_id":"<urn:uuid:41a6bf71-65ea-4bd7-9ba5-e654df78374f>","cc-path":"CC-MAIN-2014-15/segments/1398223206672.15/warc/CC-MAIN-20140423032006-00548-ip-10-147-4-33.ec2.internal.warc.gz"} |
Students Teaching Students – The Peer Math Experiment
Questioning ourselves can often be the first step on the road to redemption – and student success.
A few years ago, students in my class were given a math problem to complete. The question involved solving an equatio... | {"url":"http://weinspirefutures.com/idea-bank/students-teaching-students-the-peer-math-experiment/","timestamp":"2014-04-17T07:39:41Z","content_type":null,"content_length":"35821","record_id":"<urn:uuid:0ac0d605-ee5b-4a92-b3e1-6c7fc961f47e>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-201404160052... |