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Mike McIlveen on 01 Apr 10
Teaching the world mathematics for free.
My blog. Contains intuitive explanation of mathematics topics ranges from elementary to undergraduate. Discussess integration of computers in teaching math. Lots of Tutorials: GeoGebra, Wordpress
blogging, Geometer's Sketchpad, etc.... | {"url":"https://groups.diigo.com/group/math-links/content/tag/school2.0%20algebra%20Interactive","timestamp":"2014-04-18T16:55:21Z","content_type":null,"content_length":"56207","record_id":"<urn:uuid:4367b209-fddb-4997-a77c-3837e6ea5c81>","cc-path":"CC-MAIN-2014-15/segments/1397609533957.14/warc/CC-MAIN-20140416005213-... |
Cryptology ePrint Archive: Report 2011/553
Publicly Verifiable Proofs of Sequential WorkMohammad Mahmoody and Tal Moran and Salil VadhanAbstract: We construct a publicly verifiable protocol for proving computational work based on
collision-resistant hash functions and a new plausible complexity assumption regarding the... | {"url":"http://eprint.iacr.org/2011/553/20130318:035942","timestamp":"2014-04-17T06:46:14Z","content_type":null,"content_length":"4074","record_id":"<urn:uuid:ba934768-878e-425b-b462-5b44d0a34805>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00333-ip-10-147-4-33.ec2.internal.warc.gz... |
... by: Sherman
Shum and Andrew - the number of cells in the chain does NOT have to be even. See Figure 22.1 on page 62 of "The Logic of Sudoku" for an example with 5 cells: 78, 86, 65, 53, 37 which removes 7 from
any cell that sees both ends of this chain. Also, all Y-Wing chains, which are a subset of XY chains, have... | {"url":"http://www.sudokuwiki.org/XY_Chains","timestamp":"2014-04-16T13:23:36Z","content_type":null,"content_length":"33114","record_id":"<urn:uuid:afd1f932-1825-4138-b69f-9bee7bc15450>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00326-ip-10-147-4-33.ec2.internal.warc.gz"} |
Physics Forums - View Single Post - tutorial on the Christoffel equation used in relativity
It's kind of a matter of definition. It has been traditional to say that the Christoffel symbols are not tensors, because they don't transform like tensors. If you're of the Wald school, however, you
will say that the Christoff... | {"url":"http://www.physicsforums.com/showpost.php?p=95849&postcount=5","timestamp":"2014-04-19T04:35:13Z","content_type":null,"content_length":"7759","record_id":"<urn:uuid:32364bea-f6c2-4c01-832d-6ae2299adfff>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00472-ip-10-147-4-33.ec2.in... |
Re: Bafflers?
Good! This problem was interesting, but it didn't feel like when I solve one of your probability questions.
The limit operator is just an excuse for doing something you know you can't.
“It's the subject that nobody knows anything about that we can all talk about!” ― Richard Feynman
“Taking a new step, utt... | {"url":"http://www.mathisfunforum.com/viewtopic.php?pid=229176","timestamp":"2014-04-16T07:41:41Z","content_type":null,"content_length":"40024","record_id":"<urn:uuid:8623fcc9-e48e-4fb0-8b05-f1baeaf284f9>","cc-path":"CC-MAIN-2014-15/segments/1397609521558.37/warc/CC-MAIN-20140416005201-00404-ip-10-147-4-33.ec2.internal... |
Lionville Statistics Tutor
Find a Lionville Statistics Tutor
...I hold a B.S. in Mathematics from Rensselear Polytechnic Institute (RPI), and I offer tutoring in all math levels as well as chemistry and physics. My credentials include over 10 years tutoring
experience and over 4 years professional teaching experien... | {"url":"http://www.purplemath.com/lionville_pa_statistics_tutors.php","timestamp":"2014-04-17T15:50:20Z","content_type":null,"content_length":"24102","record_id":"<urn:uuid:a55b7b9d-2d29-4f9a-8a18-dee372a3db28>","cc-path":"CC-MAIN-2014-15/segments/1397609530136.5/warc/CC-MAIN-20140416005210-00366-ip-10-147-4-33.ec2.int... |
Math::VarRate - deal with linear, variable rates of increase
version 0.100000
Math::VarRate is a very, very poor man's calculus. A Math::VarRate object represents an accumulator that increases at a varying rate over time. The rate may change, it is always a linear, positive
rate of change.
You can imagine the rate as r... | {"url":"http://search.cpan.org/~rjbs/Math-VarRate/lib/Math/VarRate.pm","timestamp":"2014-04-20T01:06:18Z","content_type":null,"content_length":"13898","record_id":"<urn:uuid:fc34a9e2-0774-410b-b371-72b64039c1ac>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MAIN-20140416005217-00254-ip-10-147-4-33.ec2.in... |
Summary: J. LOGIC PROGRAMMING 1994:19, 20:1--679 1
. A characterization of Static Discontinuity Grammars (SDGs), a logic gram
mar formalism due to Dahl, is given in this paper. A substructural logic
sequent calculus proof system is given which is shown to be equivalent to
SDGs for parsing problems, in the sense that a... | {"url":"http://www.osti.gov/eprints/topicpages/documents/record/634/3711368.html","timestamp":"2014-04-20T16:22:43Z","content_type":null,"content_length":"8337","record_id":"<urn:uuid:4e297a58-1d1b-4fb0-a59f-75af807b9447>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00135-ip-10-147-... |
Calculating VaR on the Jorion GBM Excel Sheet
Hi David,
When computing VaR on the Jorion-GBM Excel sheet, you used an Excel function to find the percentiles. There seem to be some discrepancies as to how this should be done if we do not have access to
Excel. In this case, for instance, how exactly would you... | {"url":"https://www.bionicturtle.com/forum/threads/calculating-var-on-the-jorion-gbm-excel-sheet.4659/","timestamp":"2014-04-20T14:43:59Z","content_type":null,"content_length":"39741","record_id":"<urn:uuid:1ad060b9-edc1-4727-a7a9-2edcd3f7c2d3>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416... |
Math problems of the week: Circles in 6th grade Everyday Math vs. Singapore Math
In honor of Pi day, I wanted to find some comparison problems involving circumferences and areas of circles. 6th grade Sinapore Math has a whole chapter devoted to "Circles," so I turned next to the
6th grade Everyday Math curriculum. To m... | {"url":"http://oilf.blogspot.com/2013/03/math-problems-of-week-circles-in-6th.html","timestamp":"2014-04-16T19:01:35Z","content_type":null,"content_length":"108851","record_id":"<urn:uuid:23e7c6af-8b9e-4781-975a-eebf8db41090>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204-00298-ip-10-... |
Graduate Programs
Graduate Programs in Computational Science
Chapman University MS in Computational Science
EPFL, Lausanne, Switzerland Master Program in Computational Science and Engineering
ETH, Zurich, Switzerland Rechnergestützte Wissenschaften (CSE)
George Mason Univers... | {"url":"http://hpcuniversity.org/students/universityPrograms/","timestamp":"2014-04-21T02:01:19Z","content_type":null,"content_length":"33094","record_id":"<urn:uuid:98e410b6-9095-4fac-8e58-9bf4bab9afdf>","cc-path":"CC-MAIN-2014-15/segments/1397609539447.23/warc/CC-MAIN-20140416005219-00388-ip-10-147-4-33.ec2.internal.... |
Higher-dimensional word problems with applications to equational logic
Results 11 - 20 of 32
"... Abstract – We generalize the notion of identities among relations, well known for presentations of groups, to presentations of n-categories by polygraphs. To each polygraph, we associate a track
n-category, generalizing th... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=488544&sort=cite&start=10","timestamp":"2014-04-17T19:11:39Z","content_type":null,"content_length":"36258","record_id":"<urn:uuid:a5d8a2f9-54f9-4a61-989d-efbaf18831a3>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-20140416005210-00328-ip-10-147-4-... |
normal distribution
Monday, April 9th, 2012
A customer recently asked how to fit a normal (Gaussian) distribution to a vector of experimental data. Here’s a demonstration of how to do it.
Let’s start by creating a data set: 100 values drawn from a normal distribution with known parameters (mean = 0.5, variance = 2.0).
... | {"url":"http://www.centerspace.net/blog/tag/normal-distribution/","timestamp":"2014-04-20T13:19:29Z","content_type":null,"content_length":"64900","record_id":"<urn:uuid:bb49b6a8-97f4-4564-8cf8-782ce3874203>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416005218-00544-ip-10-147-4-33.ec2.intern... |
Histograms ( Read ) | Statistics
Remember how Jasper made a frequency table in the Make a Frequency Table to Organize and Display Data Concept? Well, now he is going to take this frequency table and try to make a histogram. Take a
Jasper is curious about how many days it takes a musher to finish the Iditarod. Looking o... | {"url":"http://www.ck12.org/statistics/Histograms/lesson/Histograms-Grade-7/","timestamp":"2014-04-18T03:11:38Z","content_type":null,"content_length":"133179","record_id":"<urn:uuid:bf599663-098d-4d5b-a555-a63088b59415>","cc-path":"CC-MAIN-2014-15/segments/1398223206147.1/warc/CC-MAIN-20140423032006-00449-ip-10-147-4-3... |
Oak Lawn Geometry Tutor
...Mathematics, Physics and Chemistry are strong areas of expertise. I have taught high school students back in India. I can also teach mechanical engineering and basic electrical engineering
subjects as well.
16 Subjects: including geometry, chemistry, physics, calculus
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Number theory
October 15th 2008, 11:54 PM #1
Oct 2008
Number theory
(i) Let p the smallest prime divisor of n. Show that there exist integers a, b, such that an+b(p-1)=1
(ii) For every n>1 show that n does not divide (2^n)-1
Please ANY help?
Hint: n and p-1 must be co-prime (because any common facto... | {"url":"http://mathhelpforum.com/number-theory/53986-number-theory.html","timestamp":"2014-04-18T16:40:10Z","content_type":null,"content_length":"37773","record_id":"<urn:uuid:96ae827c-1735-4298-8778-9b96e9ee8897>","cc-path":"CC-MAIN-2014-15/segments/1397609533957.14/warc/CC-MAIN-20140416005213-00463-ip-10-147-4-33.ec2... |
How to find r for the sum of GP series?
April 15th 2013, 07:16 AM #1
Apr 2013
How to find r for the sum of GP series?
Given such an equation, how do I find r? Thank you
(1-r^m)/ (1-r)= s
where m can be any positive whole number
s can also be any positive number
The equation is actually the summa... | {"url":"http://mathhelpforum.com/advanced-algebra/217550-how-find-r-sum-gp-series.html","timestamp":"2014-04-19T22:40:59Z","content_type":null,"content_length":"36261","record_id":"<urn:uuid:a510145a-34cb-4fda-8474-e3f3f48a92be>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MAIN-20140416005217-00338-ip-... |
Chapter 8, Page 95
Let's talk about the row of boxes underneath where it says "resists." These boxes are for keeping track of various beneficial status effects you might get from equipment you're wearing. The effects
are, in order:
Haste: You get 1 extra attack; Double Attack: Your base number of attacks are doubled ... | {"url":"http://flipside.keenspot.com/comic/dnd/comic.php?i=145","timestamp":"2014-04-17T15:31:59Z","content_type":null,"content_length":"8145","record_id":"<urn:uuid:ff6683a2-fddb-433b-a089-5891d515e168>","cc-path":"CC-MAIN-2014-15/segments/1398223206147.1/warc/CC-MAIN-20140423032006-00109-ip-10-147-4-33.ec2.internal.w... |
Miami Shores, FL Algebra 2 Tutor
Find a Miami Shores, FL Algebra 2 Tutor
...With the experience I have teaching Algebra 2, in high school and also one on one with my students, I am able to see exactly where the student is at. I am also able to show simple ways for
students to understand the material. I have develop... | {"url":"http://www.purplemath.com/miami_shores_fl_algebra_2_tutors.php","timestamp":"2014-04-16T16:44:47Z","content_type":null,"content_length":"24399","record_id":"<urn:uuid:1438641b-9ada-49de-9182-398b631cd977>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00041-ip-10-147-4-33.ec2.... |
The Real Number Line
We say that a number x is greater than a number y, in symbols
if on the real number line x lies to the right of y. If we want to include the possibility that x is actually equal to y then we say that x is greater than or equal to y, and we denote this fact by
For example,
Similarly, we say that x i... | {"url":"http://www.math.utah.edu/online/1010/line/","timestamp":"2014-04-18T05:30:54Z","content_type":null,"content_length":"9978","record_id":"<urn:uuid:71b7a10a-46b9-42a9-b6ff-0acc132c2b9a>","cc-path":"CC-MAIN-2014-15/segments/1398223202774.3/warc/CC-MAIN-20140423032002-00091-ip-10-147-4-33.ec2.internal.warc.gz"} |
Wagering with Zeno
Wagering with Zeno
Vacationing in Italy, you wander into the coastal village of Velia, a few hours south of Naples. On the edge of town you notice an archaeological dig. When you go to have a look at the ruins, you
learn that the place now called Velia was once the Greek settlement of Elea, home to t... | {"url":"http://www.americanscientist.org/issues/pub/wagering-with-zeno/1","timestamp":"2014-04-20T11:05:57Z","content_type":null,"content_length":"125252","record_id":"<urn:uuid:0751ed36-02e4-44e1-ae97-8a235d77a29e>","cc-path":"CC-MAIN-2014-15/segments/1397609538423.10/warc/CC-MAIN-20140416005218-00054-ip-10-147-4-33.e... |
Lindale, GA Geometry Tutor
Find a Lindale, GA Geometry Tutor
...Our time will be spent on explaining, understanding and developing study plans to insure the time we spend together is productive and useful. As a new student we will take the first 30 minutes
together to assess your independent strengths and weaknesse... | {"url":"http://www.purplemath.com/lindale_ga_geometry_tutors.php","timestamp":"2014-04-16T21:52:42Z","content_type":null,"content_length":"23982","record_id":"<urn:uuid:ced52aff-773e-4e87-97de-7176c64ce95c>","cc-path":"CC-MAIN-2014-15/segments/1397609525991.2/warc/CC-MAIN-20140416005205-00135-ip-10-147-4-33.ec2.interna... |
The QSIMP function performs numerical integration of a function over the closed interval [ A, B ] using Simpson's rule. The result will have the same structure as the smaller of A and B , and the
resulting type will be single- or double-precision floating, depending on the input types.
QSIMP is based on the routine qsi... | {"url":"http://www.astro.virginia.edu/class/oconnell/astr511/IDLresources/idl_5.1_html/idl15a.htm","timestamp":"2014-04-20T21:03:53Z","content_type":null,"content_length":"8376","record_id":"<urn:uuid:fc1c5d77-7c11-4e7a-a2b4-e830f6a300e5>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-20140423032002... |
22.1.3.5 Printing Lists and Conses
Wherever possible, list notation is preferred over dot notation. Therefore the following algorithm is used to print a cons x:
Actually, the above algorithm is only used when *print-pretty* is false. When *print-pretty* is true (or when pprint is used), additional whitespace[1] may rep... | {"url":"http://www.ai.mit.edu/projects/iiip/doc/CommonLISP/HyperSpec/Body/sec_22-1-3-5.html","timestamp":"2014-04-19T07:53:15Z","content_type":null,"content_length":"6911","record_id":"<urn:uuid:071000e3-f7e0-4e76-b1d0-f4e82b29b2f3>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00111-... |
Gram-Schmidt process
The Gram–Schmidt process is an algorithm which takes as input an ordered basis of an inner product space and produces as output an ordered orthonormal basis.
In terms of matrices, the Gram–Schmidt process is a procedure of factorization of a invertible matrix $M$ in the general linear group $GL_n(\... | {"url":"http://www.ncatlab.org/nlab/show/Gram-Schmidt+process","timestamp":"2014-04-18T21:06:49Z","content_type":null,"content_length":"63463","record_id":"<urn:uuid:d0bfd1ad-a2f0-48b2-9c7f-e1b62b62f890>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.9/warc/CC-MAIN-20140416005215-00424-ip-10-147-4-33.ec2.internal.w... |
Is there a universal coefficient theorem for motivic cohomology?
up vote 2 down vote favorite
Is there some kind of universal coefficient theorem for motivic cohomology? In particular, suppose we have a ring morphism $R\to S$, then I would like to know when $$ H^{\star\star}(-,S)\simeq H^{\
star\star}(-,R)\otimes_{R}S\... | {"url":"http://mathoverflow.net/questions/55950/is-there-a-universal-coefficient-theorem-for-motivic-cohomology?sort=votes","timestamp":"2014-04-16T13:27:49Z","content_type":null,"content_length":"53853","record_id":"<urn:uuid:251ab3e9-4c2f-4c97-9e65-7e864c358f10>","cc-path":"CC-MAIN-2014-15/segments/1398223206672.15/w... |
User Maurizio Monge
bio website poisson.dm.unipi.it/~monge
location Pisa (Italy)
age 32
visits member for 4 years, 2 months
seen Mar 17 at 17:45
stats profile views 599
Feb Is a left topological group which is a manifold a topological group?
25 c... | {"url":"http://mathoverflow.net/users/3680/maurizio-monge?tab=activity","timestamp":"2014-04-21T13:06:14Z","content_type":null,"content_length":"46445","record_id":"<urn:uuid:19a6e4d8-718e-4bc8-938b-a43fbd0dc88c>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00569-ip-10-147-4-33.ec2.... |
Parseval's identity: Real form
September 16th 2010, 02:46 PM #1
Nov 2009
Parseval's identity: Real form
$\|f\|^2 = \sum_{n=-\infty}^{\infty}|c_n|^2$ where $c_n$ are the fourier coefficients.
What does Parseval's identity look like if you use the coefficients from the real form of the fourier series, i.e. $a... | {"url":"http://mathhelpforum.com/differential-geometry/156443-parseval-s-identity-real-form.html","timestamp":"2014-04-18T16:11:56Z","content_type":null,"content_length":"58574","record_id":"<urn:uuid:b5cef46d-fb50-411c-8246-deb8494778ab>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-... |
Electronic Journal of ProbabilityInfinite dimensional forward-backward stochastic differential equations and the KPZ equationThermodynamic formalism and large deviations for multiplication-invariant potentials on lattice spin systemsVariance-Gamma approximation via Stein's methodOn the expectation of normalized Brownia... | {"url":"http://www.emis.de/journals/EJP-ECP/gateway/plugin/WebFeedGatewayPlugin/rsshtml.html","timestamp":"2014-04-19T01:49:50Z","content_type":null,"content_length":"10652","record_id":"<urn:uuid:3e4e0075-2a00-48b9-b6e0-4160e602b50f>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-0037... |
Calculus/Multivariable and differential calculus:Exercises
Parametric EquationsEdit
1. Find parametric equations describing the line segment from P(0,0) to Q(7,17).
2. Find parametric equations describing the line segment from $P(x_1,y_1)$ to $Q(x_2,y_2)$.
3. Find parametric equations describing the ellipse centered at... | {"url":"http://en.m.wikibooks.org/wiki/Calculus/Multivariable_and_differential_calculus:Exercises","timestamp":"2014-04-17T09:43:16Z","content_type":null,"content_length":"129616","record_id":"<urn:uuid:eec44940-492c-4746-a287-b07690e204a6>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-201404160052... |
How the Initial Proof Searcher
May Use BIOPS to Solve the First Proof Search Task
Next: Asymptotic Optimality Despite Online Up: Bias-Optimal Proof Search (BIOPS) Previous: Bias-Optimal Proof Search (BIOPS)
How the Initial Proof Searcher May Use BIOPS to Solve the First Proof Search Task
BIOPS first invokes a varia... | {"url":"http://www.idsia.ch/~juergen/gmweb2/node10.html","timestamp":"2014-04-19T04:20:33Z","content_type":null,"content_length":"10678","record_id":"<urn:uuid:9367389f-df3b-4f65-9a5f-821b33b3ae8e>","cc-path":"CC-MAIN-2014-15/segments/1397609535775.35/warc/CC-MAIN-20140416005215-00102-ip-10-147-4-33.ec2.internal.warc.g... |
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Topic: Bias in predictions from log-log regression
Replies: 1 Last Post: Jun 21, 1996 10:07 AM
Messages... | {"url":"http://mathforum.org/kb/thread.jspa?threadID=494231","timestamp":"2014-04-19T21:02:56Z","content_type":null,"content_length":"17495","record_id":"<urn:uuid:2c2631f6-4529-4423-9ca0-257bfaac777a>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-00633-ip-10-147-4-33.ec2.internal.wa... |
Geometry Tutors
Tenafly, NJ 07670
Math Made Easy & Computer Skills Too
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Question About Binary Division
This is a discussion on Question About Binary Division within the Tech Board forums, part of the Community Boards category; How would I divide these two binary numbers? 100101/011011 This is assuming
I am on a 6bit 2's complement machine. ...
How would I divide these two binary numbers? 1... | {"url":"http://cboard.cprogramming.com/tech-board/112198-question-about-binary-division.html","timestamp":"2014-04-18T13:46:06Z","content_type":null,"content_length":"49952","record_id":"<urn:uuid:72af24ec-d546-40be-aaeb-fbf93cf91d1a>","cc-path":"CC-MAIN-2014-15/segments/1397609533689.29/warc/CC-MAIN-20140416005213-003... |
Of P-Values and Bayes: A Modest Proposal : Epidemiology
I am delighted to be invited to comment on the use of P-values, but at the same time, it depresses me. Why? So much brainpower, ink, and passion have been expended on this subject for so long, yet
plus ca change, plus c’ést le meme chose– the more things change, t... | {"url":"http://journals.lww.com/epidem/Fulltext/2001/05000/Of_P_Values_and_Bayes__A_Modest_Proposal.6.aspx","timestamp":"2014-04-20T23:48:20Z","content_type":null,"content_length":"214076","record_id":"<urn:uuid:5d351281-19e9-4d86-b1f1-1e0af462ab1c>","cc-path":"CC-MAIN-2014-15/segments/1397609539337.22/warc/CC-MAIN-201... |
A lattice of interacting chemical oscillators
At Brandeis, there is a long tradition of interesting experiments on the Belousov-Zhabostinsky reaction system, with the legendary Zhabotinsky himself having been a part of the fraternity. This
reaction system shows interesting oscillatory and stable patterns (see videos on... | {"url":"http://blogs.brandeis.edu/science/2011/05/24/a-lattice-of-interacting-chemical-oscillators/","timestamp":"2014-04-17T01:36:53Z","content_type":null,"content_length":"63079","record_id":"<urn:uuid:3aaa7989-8e12-4b5c-ba5c-239b2c15c2c6>","cc-path":"CC-MAIN-2014-15/segments/1398223202774.3/warc/CC-MAIN-201404230320... |
Capitol Heights Geometry Tutor
Find a Capitol Heights Geometry Tutor
...I love languages, and have varying degrees of proficiency in Spanish, Russian, German, and Latin. My own love of languages translates into a desire to help others learn the intricacies of
English - its idioms, its cadence, and its beauty. I und... | {"url":"http://www.purplemath.com/capitol_heights_md_geometry_tutors.php","timestamp":"2014-04-16T16:51:31Z","content_type":null,"content_length":"24446","record_id":"<urn:uuid:955093d3-f598-4e8a-a774-9a3de081361d>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00652-ip-10-147-4-33.ec... |
Enumerating levels of Grzegorczyk-hierarchy
up vote 5 down vote favorite
Grzegorczyk has divided the class of primitive recursive functions to Grzegorczyk-hierarchy by their rate of growth. In this hierarchy $E_i\subset E_{i+1}$ and the subset-relation is strict. Also $\
cup_{i}E_i = Pr$, i.e. the union of all levels i... | {"url":"http://mathoverflow.net/questions/52606/enumerating-levels-of-grzegorczyk-hierarchy?sort=votes","timestamp":"2014-04-18T08:48:25Z","content_type":null,"content_length":"51582","record_id":"<urn:uuid:0e746d5e-af2f-4ffd-bc74-79d604555291>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416... |
The 3x+1 problem.
Contents Next: A heuristic argument. Up: No Title Previous: Introduction
The known results on the problem are most elegantly expressed in terms of iterations of the function One way to think of the problem involves a directed graph whose vertices are the positive
integers and that has directed ... | {"url":"http://www.cecm.sfu.ca/organics/papers/lagarias/paper/html/node2.html","timestamp":"2014-04-18T08:36:06Z","content_type":null,"content_length":"11952","record_id":"<urn:uuid:5ee8fe15-b517-4c82-9076-bd7247fd7a23>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416005213-00279-ip-10-147-4-... |
Rotor dynamical modelling and analysis of hydropower units
Rotor dynamical modelling and analysis of hydropower units
Abstract (Summary)
In almost all production of electricity the rotating machines serves as an important part of the energy transformation system. In hydropower units, a hydraulic turbine connected to a... | {"url":"http://www.openthesis.org/documents/Rotor-dynamical-modelling-analysis-hydropower-594695.html","timestamp":"2014-04-19T15:17:05Z","content_type":null,"content_length":"14092","record_id":"<urn:uuid:9f4a8b6d-10e9-4837-9e0e-937a8dafb740>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-2014041600... |
Hi all, need a simple fraction help
September 6th 2012, 07:01 AM #1
Sep 2012
Hi all, need a simple fraction help
Hi guys, my name is sdfghnjhgfdcfvgbhnjhgfdsx. I was following a math site and there were certain methods they used that confused me. Like which is the right one to use. here's the examples:
7 + ... | {"url":"http://mathhelpforum.com/new-users/203010-hi-all-need-simple-fraction-help.html","timestamp":"2014-04-18T17:19:36Z","content_type":null,"content_length":"53458","record_id":"<urn:uuid:fea760ba-f3fb-4927-91eb-2a1b407288b7>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00623-ip... |
MIT HST.583 2006 Lab 7(ii)
Anastasia Yendiki, Ph.D.
Lab description
The purpose of this lab is to further familiarize you with linear-model fitting of fMRI data, in particular with the interaction of paradigm-related and nuisance components of the linear model.
Lab software
We will use NeuroLens for all fMRI statistica... | {"url":"http://web.mit.edu/hst.583/www/lab7ii.html","timestamp":"2014-04-17T18:44:14Z","content_type":null,"content_length":"12247","record_id":"<urn:uuid:a349aae3-00c2-480d-9327-7118dc9c692b>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-20140416005210-00505-ip-10-147-4-33.ec2.internal.warc.gz"} |
Refereed journal publications (published, in press, accepted)
Refereed journal publications (in review)
1. Enhancing Privacy and Accuracy in Probe Vehicle Based Traffic Monitoring via Virtual Trip Lines, B. Hoh, T.Iwuchukwu, Q. Jacobson, M. Gruteser, A. Bayen, J-.C. Herrera, R. Herring, D. Work, M.
Annavaram, J. B... | {"url":"http://traffic.berkeley.edu/project/publications","timestamp":"2014-04-16T04:10:25Z","content_type":null,"content_length":"16915","record_id":"<urn:uuid:6fca6a2d-e851-4ebb-8a05-13755266cd40>","cc-path":"CC-MAIN-2014-15/segments/1398223202774.3/warc/CC-MAIN-20140423032002-00595-ip-10-147-4-33.ec2.internal.warc.g... |
Trading Strategy – Buy on Gap (EPChan)
This post is going to investigate a strategy called Buy on Gap that was discussed by E.P Chan in his blog post “the life and death of a strategy”. The strategy is a mean reverting strategy that looks
to buy the weakest stocks in the S&P 500 at the open and liquidate the positions ... | {"url":"http://gekkoquant.com/2012/06/01/trading-strategy-buy-on-gap-epchan/","timestamp":"2014-04-16T17:14:05Z","content_type":null,"content_length":"69999","record_id":"<urn:uuid:2eebb680-36e3-466d-81b5-65b468d58698>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00310-ip-10-147-4-3... |
Palmer Township, PA Calculus Tutor
Find a Palmer Township, PA Calculus Tutor
...Although technically, you don't actually need to know much about these subjects to be successful on the test. Every clue you need to solve a problem is provided in the question, and some
clever sleuthing is often all you need to get the... | {"url":"http://www.purplemath.com/Palmer_Township_PA_calculus_tutors.php","timestamp":"2014-04-17T13:46:01Z","content_type":null,"content_length":"24536","record_id":"<urn:uuid:8ec2b3f4-50ad-4eb2-8898-75f6762551ee>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00375-ip-10-147-4-33.ec... |
Section 8.7
Java Security Update: Oracle has updated the security settings needed to run Physlets.
Click here for help on updating Java and setting Java security.
Section 8.7: Exploring Fourier Transforms by Matching
Wave Function 1 | Wave Function 2 | Wave Function 3 | Wave Function 4 | Wave Function 5 | Wave Function... | {"url":"http://www.compadre.org/PQP/quantum-theory/section8_7.cfm","timestamp":"2014-04-20T18:47:25Z","content_type":null,"content_length":"25093","record_id":"<urn:uuid:18d3483b-2dbe-41ba-b7d8-297f9f91fb76>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00099-ip-10-147-4-33.ec2.inter... |
Springfield, PA Algebra 2 Tutor
Find a Springfield, PA Algebra 2 Tutor
...In high school I scored 1550/1600 (780M, 770V) on the SAT and in January 2013 I scored 2390/2400 (800M, 790R, 800W). Yes, I still take the tests to make sure I am teaching the appropriate
material. I am available to tutor for the ACT and SAT ... | {"url":"http://www.purplemath.com/Springfield_PA_algebra_2_tutors.php","timestamp":"2014-04-20T19:18:42Z","content_type":null,"content_length":"24338","record_id":"<urn:uuid:6a9febbc-e862-4ef6-8b40-a6c828848405>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00543-ip-10-147-4-33.ec2.i... |
Walk Like a Sabermetrician
This series is pretty disjointed, and this entry will be no exception. I have realized that in this piece I will discuss some of the assumptions that influence my thinking on the other issues I have
discussed, so this probably should have come first.
The major point of this installment is tha... | {"url":"http://walksaber.blogspot.com/2006/02/rate-stat-series-pt-5.html","timestamp":"2014-04-17T21:23:36Z","content_type":null,"content_length":"102798","record_id":"<urn:uuid:b34f49bc-d4e2-49b7-a395-c5abd4116d28>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00334-ip-10-147-4-33.e... |
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A bag has 4 green marbles, 3 red marbles, and 3 yellow marbles... | {"url":"http://openstudy.com/updates/4ff3a95de4b01c7be8c74ef7","timestamp":"2014-04-18T21:28:49Z","content_type":null,"content_length":"44800","record_id":"<urn:uuid:6952b6bc-f43a-4f6d-800c-dd85fafae306>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.9/warc/CC-MAIN-20140416005215-00324-ip-10-147-4-33.ec2.internal.w... |
2.6 Motion with Constant Acceleration
Before you press the "Brake" button, the car moves at constant velocity. You can find the distance traveled during this delay period by using Equation 2.3. Once the "Brake" button is pressed, the
motion is at constant acceleration. Note that the initial velocity and final velocity ... | {"url":"http://www.mhhe.com/physsci/physical/jones/ol02-6.htm","timestamp":"2014-04-21T09:36:27Z","content_type":null,"content_length":"3379","record_id":"<urn:uuid:a72fc322-68de-4afa-aa83-2df4123b1991>","cc-path":"CC-MAIN-2014-15/segments/1397609539705.42/warc/CC-MAIN-20140416005219-00487-ip-10-147-4-33.ec2.internal.w... |
Cubic Splines
Cubic splines are used to fit a smooth curve to a series of points with a piecewise series of cubic polynomial curves. In addition to their use in interpolation, they are of particular interest to
engineers because the spline is defined as the shape that a thin flexible beam (of constant flexural stiffne... | {"url":"http://newtonexcelbach.wordpress.com/2009/07/02/cubic-splines/","timestamp":"2014-04-19T14:28:53Z","content_type":null,"content_length":"109212","record_id":"<urn:uuid:74a492c3-49ed-4626-8b8c-9b4ba542c403>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00499-ip-10-147-4-33.ec2.... |
Chaitin's Constant
A real number, represented by Ω (capital Omega) and also known as the Halting probability, whose digits are distributed so randomly that no attempt to find a rule for predicting them can ever be
found. Discovered by Gregory Chaitin, Ω is definable but not computable. It has no pattern or structure to... | {"url":"http://www.daviddarling.info/encyclopedia/C/Chaitins_constant.html","timestamp":"2014-04-17T12:35:35Z","content_type":null,"content_length":"9122","record_id":"<urn:uuid:1468c77d-9e1e-4ab4-a942-63d52fda3b6f>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00406-ip-10-147-4-33.ec... |
Computational Geometry and Topology
Monday, November 3
Computational Geometry and Topology
10:30 AM-12:30 PM
Room: Cheekwood
The traditional view of computational geometry is that it studies algorithms for discrete geometric problems such as computing the convex hull of a set of points. The emphasis is on combinatorial... | {"url":"http://www.siam.org/meetings/archives/gd97/ms2.htm","timestamp":"2014-04-17T01:38:39Z","content_type":null,"content_length":"2226","record_id":"<urn:uuid:fab8e403-3a87-4d06-9e12-a468e6c76d94>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-20140423032006-00009-ip-10-147-4-33.ec2.internal.warc... |
Hatcher, Allen - Department of Mathematics, Cornell University
• Allen Hatcher Copyright c 2002 by Cambridge University Press
• On the Diffeomorphism Group of S1 Allen Hatcher
• Algebraic topology can be roughly defined as the study of techniques for forming algebraic images of topological spaces. Most often th... | {"url":"http://www.osti.gov/eprints/topicpages/documents/starturl/01/255.html","timestamp":"2014-04-18T11:51:24Z","content_type":null,"content_length":"18653","record_id":"<urn:uuid:adf479d8-683a-4686-b0b4-0041c6d05827>","cc-path":"CC-MAIN-2014-15/segments/1397609533308.11/warc/CC-MAIN-20140416005213-00058-ip-10-147-4-... |
Lakewood, CO SAT Math Tutor
Find a Lakewood, CO SAT Math Tutor
...I use my own way to help students understand all kinds of rules easier and how to graph a function. I usually give all kinds of examples to students practice on each concept. I will prepare a
note for student in every session.
27 Subjects: includin... | {"url":"http://www.purplemath.com/lakewood_co_sat_math_tutors.php","timestamp":"2014-04-19T23:26:48Z","content_type":null,"content_length":"24115","record_id":"<urn:uuid:ae0a0a6b-b64f-458b-bd30-b2bd6f091d78>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MAIN-20140416005217-00349-ip-10-147-4-33.ec2.inter... |
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Runge Kutta method
February 22nd 2010, 10:59 AM #1
Mar 2008
Runge Kutta method
Hi everyone
I am an engineering student and I am having a little difficulty with a bit of exam practice involving solving an ODE with Runge-Kutta. I am able to use both in most examples, but this one is a
little different.
... | {"url":"http://mathhelpforum.com/differential-equations/130142-runge-kutta-method.html","timestamp":"2014-04-19T22:16:48Z","content_type":null,"content_length":"41274","record_id":"<urn:uuid:b53f6850-34b8-4ba3-819a-60f79ce7a02a>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MAIN-20140416005217-00215-ip-... |
Results 1 - 10 of 20
, 2000
"... KLAIM is an experimental programming language that supports a programming paradigm where both processes and data can be moved across di#erent computing environments. This paper presents the
mathematical foundations of the KLAIM type system; this system permits checking access rights vio... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=61241","timestamp":"2014-04-19T21:05:34Z","content_type":null,"content_length":"39205","record_id":"<urn:uuid:d2a9300a-8336-4723-b4e8-6beb010658a1>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-00085-ip-10-147-4-33.ec2.internal.warc... |
Dow Jones Industrials: A Different Risk Perspective
The chart above shows the use of an over-looked measure for determining the risk of owning equities. The graphic depicts the Ulcer Index as applied to the Dow Jones Industrial Average (DJIA) since
October 1928 - which is when easily accessible archived records are a... | {"url":"http://seekingalpha.com/article/162662-dow-jones-industrials-a-different-risk-perspective","timestamp":"2014-04-19T04:27:28Z","content_type":null,"content_length":"76153","record_id":"<urn:uuid:e161f4cc-0dd4-4810-88b6-383b899d6821>","cc-path":"CC-MAIN-2014-15/segments/1397609535775.35/warc/CC-MAIN-2014041600521... |
Probability Problem
June 7th 2009, 08:05 AM
Probability Problem
Dear Forum , I am having trouble figuring out the following , any help would be appreciated...
A shipment of 60 inexpensive watches, including 9 that are defective, is sent to a department store. The receiving department selects 10 at random (from ... | {"url":"http://mathhelpforum.com/statistics/92091-probability-problem-print.html","timestamp":"2014-04-17T19:56:27Z","content_type":null,"content_length":"11873","record_id":"<urn:uuid:3f1f09f8-7893-41d5-8fd3-8a2118d3b723>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-20140416005210-00495-ip-10-147... |
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Question on pic :)
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Your ques... | {"url":"http://openstudy.com/updates/4fd00893e4b0e0466317b9c4","timestamp":"2014-04-17T19:31:23Z","content_type":null,"content_length":"53644","record_id":"<urn:uuid:38570f08-50bd-467c-bb88-2d6b5937ae92>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-20140416005210-00624-ip-10-147-4-33.ec2.internal.... |
Program that takes characters from user in an array and prints them with their ASCII values.(Do not use 'atoi' function)
void main()
char a[10];
int i,j,n,a1[10];
printf("\n Please Give The Value of N: ");
printf("\n enter value of a[%d] :",i);
printf("\n value of %c = ... | {"url":"http://www.dailyfreecode.com/code/characters-user-array-prints-them-ascii-1451.aspx","timestamp":"2014-04-18T23:20:34Z","content_type":null,"content_length":"38559","record_id":"<urn:uuid:b45e5794-eaa9-4e70-b435-d43d4cadb04a>","cc-path":"CC-MAIN-2014-15/segments/1398223204388.12/warc/CC-MAIN-20140423032004-0044... |
defining piecewise function in matlab
How would you write piecewise functions in matlab that can take vector inputs?
Here's a function that I'm trying to write.
function y=g(x)
if x==0
If I call g([0,pi/2]), I want it to return [0,2/pi], but what I get instead is [NaN,2/pi]. I'm guessing when I write x==0, matlab is co... | {"url":"http://www.physicsforums.com/showthread.php?t=442055","timestamp":"2014-04-19T07:39:39Z","content_type":null,"content_length":"22428","record_id":"<urn:uuid:0ec5303c-2561-4c2d-9963-ed818223a45e>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00090-ip-10-147-4-33.ec2.internal.w... |
Geometry is the one of the subject that make students wonder when they will ever use it again .yet; it has many applications in daily life.
Geometry is especially used in home building or improvement projects .if you want to find the floor area of a house, you can use geometry. These information is useful for telling a... | {"url":"http://geometryworld.blogspot.com/2013/04/use-of-geometry-in-daily-life.html","timestamp":"2014-04-18T10:33:37Z","content_type":null,"content_length":"75794","record_id":"<urn:uuid:15320827-605e-4a50-9b7d-e1ec1e8c4726>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00145-ip-10-... |
How do you calculate flowrate exiting a pipe?
Those connections aren't going to have too much of a measurable effect on your flowrate in this system. The main factors are:
-Where is the pump getting it's feed water (i.e. what elevation)
-Where is the pump discharging the water
-What does the pump curve look like
Probab... | {"url":"http://www.physicsforums.com/showthread.php?t=671289","timestamp":"2014-04-19T07:41:34Z","content_type":null,"content_length":"27854","record_id":"<urn:uuid:c579c8df-2729-4461-9365-a2060018851f>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00151-ip-10-147-4-33.ec2.internal.w... |
convex hull code of "competitive programming 1"
up vote 2 down vote favorite
I'm trying to understand the "convex hull" algorithm in Steven Halim and Felix Halim's book Competitive Programming. The "convex hull" problem is, given a collection P of n points in a plane, to find
a subset CH(P) that forms the vertices of a... | {"url":"http://stackoverflow.com/questions/18040036/convex-hull-code-of-competitive-programming-1/18040164","timestamp":"2014-04-24T09:34:32Z","content_type":null,"content_length":"65415","record_id":"<urn:uuid:8777df4b-3e1c-4f95-9ecb-6fc188caea02>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-2014... |
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a mean average of 60 on seven exam is needed to pass a course. on her first exams, paula received grades 51, 72, 80, 62, 57, and 69
B) an average of 70 is needed to get a C in the course. is it possible for Paula to get a C? if so what grade must she receive on the seventh exam?
C) if her lowest grade of t... | {"url":"http://www.mathisfunforum.com/post.php?tid=20280","timestamp":"2014-04-17T12:45:41Z","content_type":null,"content_length":"16009","record_id":"<urn:uuid:4f001832-16d8-488a-88ed-c494c7ce3aca>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-20140423032006-00001-ip-10-147-4-33.ec2.internal.warc.... |
A DAML Ontology of Time Jerry R. Hobbs with contributions from George Ferguson, James Allen, Richard Fikes, Pat Hayes, Drew McDermott, Ian Niles, Adam Pease, Austin Tate, Mabry Tyson, and Richard
Waldinger November 2002 1. Introduction A number of sites, DAML contractors and others, have developed ontologies of time (e... | {"url":"http://www.cs.rochester.edu/~ferguson/daml/daml-time-nov2002.txt","timestamp":"2014-04-21T07:04:25Z","content_type":null,"content_length":"90864","record_id":"<urn:uuid:6dec351c-3bfb-46ce-978d-4ac2438b5097>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00497-ip-10-147-4-33.ec... |
Number of integer combinations x_1 < ... < x_n ?
up vote 4 down vote favorite
I asked this question earlier on math.stackexchange.com but didn't get an answer:
Let $0 < a_1 < ... < a_n$ be integers. Is there a closed formula (or some other result) for the number $N(a_1,...,a_n)$ of integer combinations $0 < x_1 < ... | {"url":"http://mathoverflow.net/questions/85927/number-of-integer-combinations-x-1-x-n/86007","timestamp":"2014-04-21T09:58:53Z","content_type":null,"content_length":"76278","record_id":"<urn:uuid:c14025b9-61ea-4f40-976b-522933141418>","cc-path":"CC-MAIN-2014-15/segments/1397609539705.42/warc/CC-MAIN-20140416005219-000... |
Reconsiderations on the Equivalence of Convergence between Mann and Ishikawa Iterations for Asymptotically Pseudocontractive Mappings
Journal of Applied Mathematics
Volume 2013 (2013), Article ID 274931, 5 pages
Research Article
Reconsiderations on the Equivalence of Convergence between Mann and Ishikawa Iterations for... | {"url":"http://www.hindawi.com/journals/jam/2013/274931/","timestamp":"2014-04-16T16:55:45Z","content_type":null,"content_length":"420550","record_id":"<urn:uuid:03f584c8-7eef-4b3a-9c59-0076e0ef6e1d>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00084-ip-10-147-4-33.ec2.internal.warc... |
D. J. Bernstein
Authenticators and signatures
A state-of-the-art public-key signature system
The design of this signature system evolved as follows:
• The general idea of signature systems: 1976 Diffie Hellman.
• Roots modulo n as signatures: 1977 Rivest Shamir Adleman; independently Rabin, unpublished.
• Hashing... | {"url":"http://cr.yp.to/sigs/credits.html","timestamp":"2014-04-21T10:10:11Z","content_type":null,"content_length":"2020","record_id":"<urn:uuid:98159b3f-de7c-4350-a153-1b7c9b7c09da>","cc-path":"CC-MAIN-2014-15/segments/1397609539705.42/warc/CC-MAIN-20140416005219-00641-ip-10-147-4-33.ec2.internal.warc.gz"} |
Folding a piece of paper in half
A few weeks ago, I asked the following question:
“If you fold a (humungous) piece of paper in half 50 times, how thick would the pile be? 1cm, 1m, 1km, 1,000km, 1,000,000km…?”
Here I discuss the possibilities of folding paper in half 50, 25, 15 and then 9 times.
50 folds
How thick?
With... | {"url":"http://mathsevangelist.wordpress.com/2012/10/11/folding-a-piece-of-paper-in-half/","timestamp":"2014-04-19T06:54:23Z","content_type":null,"content_length":"59302","record_id":"<urn:uuid:15ec003e-eedb-47a0-aa63-48f273cb12b8>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00354-... |
Intel Core 2 Quad Q9550S: A New 65W Quad-Core
Adobe Photoshop CS4 Performance
To measure performance under Photoshop CS4 we turn to the Retouch Artists’ Speed Test. The test does basic photo editing; there are a couple of color space conversions, many layer creations, color
curve adjustment, image and canvas size adjus... | {"url":"http://www.anandtech.com/Show/Index/2714?cPage=6&all=False&sort=0&page=2&slug=","timestamp":"2014-04-20T21:58:08Z","content_type":null,"content_length":"75967","record_id":"<urn:uuid:e2a09028-e90d-4547-8434-4c43e37ec3b8>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00095-ip-... |
This module defines Typeable indexes and convenience functions. Should probably be considered private to Data.IxSet.
data Ix a Source
Ix is a Map from some Typeable key to a Set of values for that key. Ix carries type information inside.
forall key . (Typeable key, Ord key) => Ix (Map key (Set a)) (a -> [key])
Typeable... | {"url":"http://hackage.haskell.org/package/ixset-1.0.3/docs/Data-IxSet-Ix.html","timestamp":"2014-04-17T10:27:17Z","content_type":null,"content_length":"15032","record_id":"<urn:uuid:dfac6a87-a67b-4ce8-b828-19776952197b>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00321-ip-10-147-4... |
Algebra 1B--Check Please!
Posted by Mackenzie on Thursday, June 7, 2012 at 8:40am.
1.) Determine the equation of the axis of symmetry.
y = -5x2 - x + 9
Answer 1.) x=3/2
2.) Determine the equation of the axis of symmetry.
y = -6x2 + 3x - 4
Answer 2.) x=-2/10
• Algebra 1B--Check Please! - MathMate, Thursday, June 7, 20... | {"url":"http://www.jiskha.com/display.cgi?id=1339072828","timestamp":"2014-04-18T16:57:35Z","content_type":null,"content_length":"9431","record_id":"<urn:uuid:c908ca15-c303-4dd4-b193-273718073ef0>","cc-path":"CC-MAIN-2014-15/segments/1397609533957.14/warc/CC-MAIN-20140416005213-00427-ip-10-147-4-33.ec2.internal.warc.gz... |
the encyclopedic entry of energy state
and other
(from the
ἐνέργεια -
, "activity, operation", from ἐνεργός -
, "active, working) is a
scalar physical quantity
, an attribute of objects and systems that is conserved in nature. In
textbooks energy is often defined as the ability to do
Several different forms of energy, ... | {"url":"http://www.reference.com/browse/energy%20state","timestamp":"2014-04-21T05:08:54Z","content_type":null,"content_length":"183048","record_id":"<urn:uuid:f03b0135-d45c-4242-b152-cc8c611a8ee0>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00490-ip-10-147-4-33.ec2.internal.warc.g... |
Erik D. Demaine
Paper by Erik D. Demaine
Erik D. Demaine, Uriel Feige, MohammadTaghi Hajiaghayi, and Mohammad R. Salavatipour, “Combination Can Be Hard: Approximability of the Unique Coverage Problem”, in Proceedings of the 17th Annual
ACM-SIAM Symposium on Discrete Algorithms (SODA 2006), Miami, Florida, Janua... | {"url":"http://erikdemaine.org/papers/UniqueCoverage_SODA2006/","timestamp":"2014-04-20T23:26:45Z","content_type":null,"content_length":"6236","record_id":"<urn:uuid:7b2cc112-a4cb-4f94-925e-8805c7e9f6c7>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00174-ip-10-147-4-33.ec2.internal.w... |
I think this is hard....
April 25th 2009, 10:55 AM
I think this is hard....
In arch $OA\frown$ of the line in the plane , with equation $f(x)=x^3$ where $O(0,0)$ and $A(a,a^3)$ for $a>0$. Find the coordinates of the point $M(X0,Y0)$ in order that $\triangle OAM$ has the
biggest area , than find the equation of ... | {"url":"http://mathhelpforum.com/geometry/85606-i-think-hard-print.html","timestamp":"2014-04-19T02:36:49Z","content_type":null,"content_length":"9805","record_id":"<urn:uuid:1ab124b4-4435-4732-a407-1ec30eae186a>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-00505-ip-10-147-4-33.ec2.i... |
Integration by Substitution
8.1: Integration by Substitution
Created by: CK-12
This activity is intended to supplement Calculus, Chapter 7, Lesson 1.
In this activity, you will explore:
• Integration of standard forms
• Substitution methods of integration
Use this document to record your answers. Check your answers... | {"url":"http://www.ck12.org/book/Texas-Instruments-Calculus-Student-Edition/r1/section/8.1/SE-Integration-Techniques---TI-%253A%253Aof%253A%253A-Texas-Instruments-Calculus-Student-Edition/","timestamp":"2014-04-19T22:59:28Z","content_type":null,"content_length":"104985","record_id":"<urn:uuid:41adb261-566f-4072-a863-ed... |
Waldo "Slices Salami"
I’ve noticed that even Hansen’s rounding seems to give a little edge to modern values relative to older values. It’s not a big effect, but Hansen doesn’t seem to like to leave any scraps on the
table. Cara, Siberia has 3 versions – all of which appear to be the same station; all 3 versions cover m... | {"url":"http://climateaudit.org/2007/08/31/waldo-scavenges-for-scraps/","timestamp":"2014-04-20T11:47:59Z","content_type":null,"content_length":"197256","record_id":"<urn:uuid:0a0f0296-bc21-47e3-9026-38a3e7aa9d80>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00393-ip-10-147-4-33.ec2.... |
Page:Scientific Memoirs, Vol. 3 (1843).djvu/689
This page needs to be
L. F. MENABREA ON BABBAGE'S ANALYTICAL ENGINE.
as an example the resolution of two equations of the first degree with two unknown quantities. Let the following be the two equations, in which $x$ and $y$ are the unknown quantities:—
\left \{ \begin{a... | {"url":"http://en.wikisource.org/wiki/Page:Scientific_Memoirs,_Vol._3_(1843).djvu/689","timestamp":"2014-04-19T17:40:49Z","content_type":null,"content_length":"33926","record_id":"<urn:uuid:c16b935f-b277-48f1-b802-2c9e10adc8a2>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-00563-ip-1... |
If there are two fixed curves, and a curve S of fixed shape and length that slide with its ends on the fixed curves, then the locus of a point moving with S is called a glissette. An example is the
locus of the midpoint of a line segment sliding with its ends on two perpendicular lines; this locus is a circle.
Related ... | {"url":"http://www.daviddarling.info/encyclopedia/G/glissette.html","timestamp":"2014-04-16T04:15:36Z","content_type":null,"content_length":"6148","record_id":"<urn:uuid:96cf6ee9-e667-4924-9617-e259e81d6199>","cc-path":"CC-MAIN-2014-15/segments/1397609521512.15/warc/CC-MAIN-20140416005201-00218-ip-10-147-4-33.ec2.inter... |
flatness problem
flatness problem
is an issue of
that the theory of
cosmological inflation
answers. It is also closely related to the
horizon problem
. Our
began with a
big bang
and has been expanding ever since, it has neither recollapsed on itself in a
big crunch
, of flown off to be (nearly)
large. The speed of
by t... | {"url":"http://everything2.com/title/flatness+problem","timestamp":"2014-04-21T02:48:50Z","content_type":null,"content_length":"20398","record_id":"<urn:uuid:bf2a3d5e-3420-4d81-817f-3cdfffe175b9>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00569-ip-10-147-4-33.ec2.internal.warc.gz"} |
NOLAN RYAN: THE POWER OF THE "POWER PRECIPICE"
OK, really swamped with non-hardball projects of late, so March has done more than half its lionizing thing without us...thus we'll give you something big, bold, brawny and arduous (you can pick up
the internal association therein
our usual application of the sledgehammer,... | {"url":"http://bigbadbaseball.blogspot.com/2013/03/nolan-ryan-power-of-power-precipice.html","timestamp":"2014-04-17T21:27:10Z","content_type":null,"content_length":"78454","record_id":"<urn:uuid:65b3ae52-6920-4006-9c59-3cf5c301585d>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-0022... |
Danny Tarlow and
Lee-Ming Zen
over at
This Number Crunching Life
have announced their annual March Madness prediction contest. To compete, you use data from this season and past seasons (which Danny & Lee will provide
), build a computer system that fills out a bracket, then pit yourself against the field of silicon ... | {"url":"http://netprophetblog.blogspot.ca/2012_02_01_archive.html","timestamp":"2014-04-19T11:57:48Z","content_type":null,"content_length":"99249","record_id":"<urn:uuid:e9347eac-583e-4914-9b6d-b814d10db6f7>","cc-path":"CC-MAIN-2014-15/segments/1398223207985.17/warc/CC-MAIN-20140423032007-00453-ip-10-147-4-33.ec2.inter... |
Why does a universe with a spherical geometry have to be finite?
Well, how about one? Would you like to make some point?
I was talking about the 2D surface of a 3D ball, something with a definite geometry.
If you want to talk about some other geometric object, some different surface, you could define it.
I was just thi... | {"url":"http://www.physicsforums.com/showthread.php?t=293157","timestamp":"2014-04-20T08:41:29Z","content_type":null,"content_length":"67340","record_id":"<urn:uuid:7696229f-c059-4d9d-a6c8-df7fdefc3b79>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/warc/CC-MAIN-20140416005218-00195-ip-10-147-4-33.ec2.internal.wa... |
Problem with array manipulation
I'm trying to solve a cubic equation. A cubic equation has three solutions for x and I want the values of x to be stored in an array int_array. The problem that I'm having is that I'm getting double
results for each x. I want to access the first value of x by writing the following: int_a... | {"url":"http://www.go4expert.com/forums/array-manipulation-t16768/","timestamp":"2014-04-20T21:01:13Z","content_type":null,"content_length":"32961","record_id":"<urn:uuid:e54972e0-1544-47e5-b6e1-261aacc768e8>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00154-ip-10-147-4-33.ec2.inte... |
Radhika Ganapathy
Office: LSK 126D
Email: rganapat(AT)math(DOT)ubc(DOT)ca
Winter 2013, Term 2: MATH 101 Section 209, Integral Calculus with Applications to Physical sciences and Engineering
Class time and location: TTh: 9:30 - 11 am in MATH 100
Office hours: TTh - 11 am to noon in LSK 303D
Course Information:
Here is t... | {"url":"http://www.math.ubc.ca/~rganapat/","timestamp":"2014-04-20T11:04:30Z","content_type":null,"content_length":"2195","record_id":"<urn:uuid:3032033f-7a70-4e2c-a0f6-7fb296515e82>","cc-path":"CC-MAIN-2014-15/segments/1397609538423.10/warc/CC-MAIN-20140416005218-00320-ip-10-147-4-33.ec2.internal.warc.gz"} |
Soil Behavior from Analysis of Tests of Uninstrumented Piles under Lateral Loading
STP444: Soil Behavior from Analysis of Tests of Uninstrumented Piles under Lateral Loading
Reese, L. C.
Professor and chairman of Department of Civil Engineering and associate professor of Civil Engineeringpersonal member ASTM, The Unive... | {"url":"http://www.astm.org/DIGITAL_LIBRARY/STP/PAGES/STP47285S.htm","timestamp":"2014-04-17T12:38:57Z","content_type":null,"content_length":"13414","record_id":"<urn:uuid:718b19b5-1518-4e90-811c-2deb28cc7e52>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00469-ip-10-147-4-33.ec2.int... |
[BioC] coerce matrix to aafTable
James W. MacDonald jmacdon at med.umich.edu
Thu Nov 29 15:01:04 CET 2007
Hi Georg,
Georg Otto wrote:
> Hi,
> I have an R/bioconductor problem, that seemed to be quite simple to me
> at the first glance, but turned out to be tricky, either because I do
> not have reached the necessary le... | {"url":"https://stat.ethz.ch/pipermail/bioconductor/2007-November/020303.html","timestamp":"2014-04-19T12:06:08Z","content_type":null,"content_length":"4901","record_id":"<urn:uuid:a8791476-2bed-4ecd-bf6b-b13f81219e9f>","cc-path":"CC-MAIN-2014-15/segments/1398223203235.2/warc/CC-MAIN-20140423032003-00527-ip-10-147-4-33... |
How to plot and generate sine wave
December 28th 2012, 11:13 PM
How to plot sine wave and generate table
Hi All,
Could someone tell me how to plot the graph and generate the table for y = 9 sin (Ɵ - 15) over 360 degree.
The coordinates need to be a 15 degree intervals
December 28th 2012, 11:31 PM
Re: How to... | {"url":"http://mathhelpforum.com/trigonometry/210464-how-plot-generate-sine-wave-print.html","timestamp":"2014-04-19T12:16:16Z","content_type":null,"content_length":"15731","record_id":"<urn:uuid:414b0b83-1c83-4d13-8e0f-4de8f99cce8c>","cc-path":"CC-MAIN-2014-15/segments/1397609537186.46/warc/CC-MAIN-20140416005217-0048... |
[Numpy-discussion] dot function or dot notation, matrices, arrays?
[Numpy-discussion] dot function or dot notation, matrices, arrays?
Dag Sverre Seljebotn dagss@student.matnat.uio...
Mon Dec 21 15:31:04 CST 2009
Christopher Barker wrote:
> Dag Sverre Seljebotn wrote:
>> I recently got motivated to get better linear alg... | {"url":"http://mail.scipy.org/pipermail/numpy-discussion/2009-December/047608.html","timestamp":"2014-04-17T06:55:40Z","content_type":null,"content_length":"4701","record_id":"<urn:uuid:62b46d8a-9d58-4d71-9da0-f24c90736be0>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00442-ip-10-14... |
Blue Bell Prealgebra Tutor
...I am also completing my certification in Orton-Gillingham, a program designed specifically for teaching children with dyslexia how to read, through Fairleigh Dickinson University. This program
is also effective for children with ADD/ADHD as it uses multi-sensory techniques and uses sho... | {"url":"http://www.purplemath.com/Blue_Bell_Prealgebra_tutors.php","timestamp":"2014-04-17T16:08:56Z","content_type":null,"content_length":"23931","record_id":"<urn:uuid:a656fa89-36a6-4c65-83ca-8f91059a3f53>","cc-path":"CC-MAIN-2014-15/segments/1397609530136.5/warc/CC-MAIN-20140416005210-00658-ip-10-147-4-33.ec2.intern... |
Quarter Wit, Quarter Wisdom: Varying Jointly
Now that we have discussed direct and inverse variation, joint variation will be quite intuitive. We use joint variation when a variable varies with (is proportional to) two or more variables.
Say, x varies directly with y and inversely with z. If y doubles and z becomes ha... | {"url":"http://www.veritasprep.com/blog/2013/02/quarter-wit-quarter-wisdom-varying-jointly/","timestamp":"2014-04-17T18:26:37Z","content_type":null,"content_length":"47199","record_id":"<urn:uuid:3c630cbd-559f-4aef-a26a-2d0c3d90d70f>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-20140416005210-0035... |
how to calculate the steel for rcc slab?
plz tell me the formula for calcu
how to calculate the steel for rcc slab?
Question plz tell me the formula for calculating the steel?
Question Submitted By :: Kaleem
I also faced this Question!! Rank ... | {"url":"http://www.allinterview.com/showanswers/80855.html","timestamp":"2014-04-17T06:50:37Z","content_type":null,"content_length":"51758","record_id":"<urn:uuid:4ba957c0-a1df-4c92-93c4-d80cf2611c62>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00076-ip-10-147-4-33.ec2.internal.war... |
resources for
You are here: Home → Online resources → Calculus
Online resources for calculus & graphing
Calculus Books Graphing
Tutorials for the Calcul... | {"url":"http://www.homeschoolmath.net/online/calculus.php","timestamp":"2014-04-20T00:38:01Z","content_type":null,"content_length":"48522","record_id":"<urn:uuid:66e22ce4-676d-4629-a208-128992eb818e>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MAIN-20140416005217-00611-ip-10-147-4-33.ec2.internal.warc.... |
Move-by-Move Dynamics of the Advantage in Chess Matches Reveals Population-Level Learning of the Game
The complexity of chess matches has attracted broad interest since its invention. This complexity and the availability of large number of recorded matches make chess an ideal model systems for the
study of population-l... | {"url":"http://www.plosone.org/article/info%3Adoi%2F10.1371%2Fjournal.pone.0054165","timestamp":"2014-04-18T20:49:10Z","content_type":null,"content_length":"176847","record_id":"<urn:uuid:feaba8d4-68bd-4da4-a5fc-9a9be8171212>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00170-ip-10-... |
Huygens fresnel integral
1. The problem statement, all variables and given/known data
Hey I have a question regarding the Huygens Fresnells transformation.
The formula is often written E(p)= (j/lambda*R)*exp(jkR).... and so on.
2. Relevant equations
What is physical meaning of the complex constant j and lambda in the f... | {"url":"http://www.physicsforums.com/showthread.php?t=238901","timestamp":"2014-04-16T10:24:01Z","content_type":null,"content_length":"18968","record_id":"<urn:uuid:540d4191-caaa-4eab-8040-3d98b007666f>","cc-path":"CC-MAIN-2014-15/segments/1398223206770.7/warc/CC-MAIN-20140423032006-00591-ip-10-147-4-33.ec2.internal.wa... |
Radioactive Decay Model: Math Science Activity | Exploratorium Science Snacks
Radioactive Decay Model
Substitute coins for radiation.
Throwing 100 coins, removing all those that come up tails, and placing them in piles gives us a hands-on model for radioactive decay. The piles graphically show the meaning of the term h... | {"url":"http://www.exploratorium.edu/snacks/radioactive_decay/index.html","timestamp":"2014-04-17T21:34:44Z","content_type":null,"content_length":"9973","record_id":"<urn:uuid:3c1862f6-edb1-4742-a5be-7f2991a91602>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00294-ip-10-147-4-33.ec2... |
North Attleboro Precalculus Tutor
...My Mass. teaching license is in High School Mathematics. I originally was an Accountant for several years before becoming a math teacher. I have a love of math and a great interest in helping
students that struggle with math.
7 Subjects: including precalculus, geometry, algebr... | {"url":"http://www.purplemath.com/North_Attleboro_Precalculus_tutors.php","timestamp":"2014-04-17T19:16:06Z","content_type":null,"content_length":"24216","record_id":"<urn:uuid:f069e44d-c587-4962-bfa1-25f41a5c1b37>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-20140416005210-00054-ip-10-147-4-33.ec... |