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Griffiths Electrodynamics gradient of charge distribution
[itex]\rho[/itex] has arguments like this:
[itex]\rho (\vec{r}', t_r(\vec{r}, \vec{r}', t)) [/itex]
The gradient is being applied w.r.t to the coordinates of [itex]\vec{r}[/itex] ( not [itex]\vec{r}'[/itex] which gets integrated away). The coordinates that we wo... | {"url":"http://www.physicsforums.com/showthread.php?s=b8d19007b5733d2ddc83ea67d195021d&p=4338979","timestamp":"2014-04-25T00:24:50Z","content_type":null,"content_length":"36480","record_id":"<urn:uuid:76bbce6d-552b-4ff0-a5af-cce8a70babe5>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007... |
Proof of the Myhill Theorem
• Suppose L is a language on an alphabet Σ for which there are only a finite number of types for
S(w) = {x: wx ∈ L}.
We wish to show L is a regular language; we shall construct a finite state machine (a DFA) which recognises L. Let T be the (finite!) set {S(w) : w ∈ Σ^*} (T is th... | {"url":"http://everything2.com/title/Proof+of+the+Myhill+Theorem","timestamp":"2014-04-20T20:14:08Z","content_type":null,"content_length":"24750","record_id":"<urn:uuid:e9478772-7570-4e4b-8f24-a0cbbb6d2636>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00480-ip-10-147-4-33.ec2.intern... |
of the second-order λ
Results 1 - 10 of 11
- Transactions on Programming Languages and Systems , 1991
"... The Damas-Milner Calculus is the typed A-calculus underlying the type system for ML and several other strongly typed polymorphic functional languages such as Mirandal and Haskell. Mycroft has
extended its problema... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=1224404","timestamp":"2014-04-18T06:18:15Z","content_type":null,"content_length":"37863","record_id":"<urn:uuid:b4673f87-efeb-4294-8210-383d4e63dfcd>","cc-path":"CC-MAIN-2014-15/segments/1397609532573.41/warc/CC-MAIN-20140416005212-00646-ip-10-147-4-33.ec2.internal.wa... |
Electron. J. Diff. Equ., Vol. 2013 (2013), No. 102, pp. 1-25.
Existence of bounded solutions for nonlinear fourth-order elliptic equations with strengthened coercivity and lower-order terms with natural growth
Michail V. Voitovich Abstract:
In this article, we consider nonlinear elliptic fourth-order equations with the... | {"url":"http://ejde.math.txstate.edu/Volumes/2013/102/abstr.html","timestamp":"2014-04-17T01:09:06Z","content_type":null,"content_length":"2012","record_id":"<urn:uuid:e18dd4e0-e158-49f9-99fa-523422743771>","cc-path":"CC-MAIN-2014-15/segments/1398223203235.2/warc/CC-MAIN-20140423032003-00221-ip-10-147-4-33.ec2.internal... |
Compund nucleus resonances, random matrices, quantum chaos
Seminar Room 1, Newton Institute
Wigner introduced random matrices in physics when searching for a guiding principle to understand properties of the compound nucleus resonances. At the end the experimental observations turned out to
be remarkably consistent wit... | {"url":"http://www.newton.ac.uk/programmes/RMA/seminars/2004040214001.html","timestamp":"2014-04-21T03:13:54Z","content_type":null,"content_length":"4674","record_id":"<urn:uuid:24d2ec99-3eb2-4fe2-ad53-e2a5afc7d6a8>","cc-path":"CC-MAIN-2014-15/segments/1397609539447.23/warc/CC-MAIN-20140416005219-00271-ip-10-147-4-33.e... |
C - Write algorithm
Q. 1 Write algorithm for the following :
a) to check whether an entered number is odd / even.
b) to calculate sum of three numbers.
Would you post some code that you have attempted for the same.
int is_numeven(int number)
if(!(number % 2)) /* Mod
return true;
return f... | {"url":"http://www.go4expert.com/forums/c-write-algorithm-t3807/","timestamp":"2014-04-16T19:42:49Z","content_type":null,"content_length":"45079","record_id":"<urn:uuid:d6ae40a1-499d-40d7-a8b0-6796a98653fc>","cc-path":"CC-MAIN-2014-15/segments/1397609538423.10/warc/CC-MAIN-20140416005218-00220-ip-10-147-4-33.ec2.intern... |
Studying statistics (advice)
For details of my books, click here.
Some of this document is reasonably polished, but other parts are rough notes only.
I have also put up a webpage on "How to do research", aimed at students beginning research (e.g., for Honours or PhD degrees): click here.
My name is Paul Hutchinson, and... | {"url":"http://www.angelfire.com/biz/rumsby/ASTUDY.html","timestamp":"2014-04-18T21:00:36Z","content_type":null,"content_length":"26016","record_id":"<urn:uuid:39823bde-1aa2-4c8d-aa29-be964769149b>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.9/warc/CC-MAIN-20140416005215-00179-ip-10-147-4-33.ec2.internal.warc.gz... |
What is Gravity?
Gravity is a force of attraction only between bodies that have mass. The word 'gravity' comes from the Latin word "gravitas", meaning 'weight'. The force of gravity that one body exerts on another
can be expressed as:
F = Force of gravity experienced by bodies. m[1] = mass of body.
G = Gravitational co... | {"url":"http://www.angelfire.com/geek/alphabeta/","timestamp":"2014-04-18T13:15:53Z","content_type":null,"content_length":"17529","record_id":"<urn:uuid:b117863b-911f-488a-902e-fae796d31eff>","cc-path":"CC-MAIN-2014-15/segments/1397609533689.29/warc/CC-MAIN-20140416005213-00407-ip-10-147-4-33.ec2.internal.warc.gz"} |
Preforming basic maths functions - HTML.net
Preforming basic maths functions
1, 2, 3Next >>
Preforming basic maths functions
hi i am trying to set a form so that it preforms basic maths functions when certain boxes are filled.
Time Boxes 1-4 are filled in by the user in seconds ie 100,500,600,400
Box a adds the time bo... | {"url":"http://html.net/forums/viewtopic.php?f=65&t=5253","timestamp":"2014-04-17T07:43:55Z","content_type":null,"content_length":"31294","record_id":"<urn:uuid:621a9fae-d5b1-42c7-bc0a-787275852c62>","cc-path":"CC-MAIN-2014-15/segments/1397609539665.16/warc/CC-MAIN-20140416005219-00168-ip-10-147-4-33.ec2.internal.warc.... |
188 helpers are online right now
75% of questions are answered within 5 minutes.
is replying to Can someone tell me what button the professor is hitting...
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Thanks... | {"url":"http://openstudy.com/users/tanjung/asked","timestamp":"2014-04-16T13:11:05Z","content_type":null,"content_length":"111650","record_id":"<urn:uuid:964986fb-dae9-48a7-8d4b-0ab0da68d649>","cc-path":"CC-MAIN-2014-15/segments/1397609523429.20/warc/CC-MAIN-20140416005203-00441-ip-10-147-4-33.ec2.internal.warc.gz"} |
Newtown Square Math Tutor
...I have life guarded in a variety of settings including schools, universities, summer camps and private beaches. As a Masters level clinical therapist, I have worked with children and
adolescents with a variety of behavioral and emotional issues. I have done psychological assessment and ... | {"url":"http://www.purplemath.com/Newtown_Square_Math_tutors.php","timestamp":"2014-04-17T01:02:55Z","content_type":null,"content_length":"23918","record_id":"<urn:uuid:c5abea86-6e0e-4725-8663-52cc233247a6>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20140416005206-00489-ip-10-147-4-33.ec2.interna... |
Website Detail Page
written by Glenn Elert
This page offers a clear explanation of the equations that can be used to describe the one-dimensional, constant acceleration motion of an object in terms of its three kinematic
variables: velocity, displacement, and time. A set of problems accompanies the text, giving stude... | {"url":"http://www.thephysicsfront.org/items/detail.cfm?ID=4530","timestamp":"2014-04-17T21:32:01Z","content_type":null,"content_length":"50827","record_id":"<urn:uuid:89181457-60f9-4d2c-a545-f997325e0d1f>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00219-ip-10-147-4-33.ec2.interna... |
Tangent at a Given Point on the Standard Parabola
The standard parabola is represented by the equation
Let P[1] with coordinates (x[1],y[1]) be a point on the curve. Choose P' on the curve, figure 3-4, near the given point so that the coordinates of P' are (x[2],y[2]). As previously stated
Figure 3-4.-Parabola.
so that... | {"url":"http://www.tpub.com/math2/26.htm","timestamp":"2014-04-19T17:14:35Z","content_type":null,"content_length":"30059","record_id":"<urn:uuid:55b0ceb8-c5ae-455a-834a-2177cfd1d210>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-00343-ip-10-147-4-33.ec2.internal.warc.gz"} |
Math Forum Discussions
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Topic: Please help with a few questions????
Replies: 1 Last Post: Nov 1, 2010 4:41 PM
Messages: [ Previ... | {"url":"http://mathforum.org/kb/thread.jspa?threadID=2160685","timestamp":"2014-04-19T16:01:04Z","content_type":null,"content_length":"17410","record_id":"<urn:uuid:89f1add3-6203-4311-9361-4ad666f805bc>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20140416005217-00490-ip-10-147-4-33.ec2.internal.wa... |
Graph Inverse Tangent and Cotangent Functions
The graphs of the tangent and cotangent functions are quite interesting because they involve two horizontal asymptotes. The asymptotes help with the shapes of the curves and emphasize the fact that
some angles won’t work with the functions.
The tangent and cotangent functio... | {"url":"http://www.dummies.com/how-to/content/graph-inverse-tangent-and-cotangent-functions.navId-420747.html","timestamp":"2014-04-21T08:27:09Z","content_type":null,"content_length":"52870","record_id":"<urn:uuid:b0fe8b24-5ffb-450b-bdba-49d8a37e8059>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-2... |
Reverse Search for Enumeration — Implementations
Bioch and Ibaraki implemented reverse search to enumerate non-dominated coteries, subsets such that each pair has an element in common. Non-dominated coteries map one-to-one to self-dual binary
functions; they define an operator ρ on functions to transform one function i... | {"url":"http://cgm.cs.mcgill.ca/~avis/doc/rs/implementations/index.html","timestamp":"2014-04-16T07:30:02Z","content_type":null,"content_length":"65323","record_id":"<urn:uuid:d68e3a8e-5e22-4869-87b5-d6d7b16bacfc>","cc-path":"CC-MAIN-2014-15/segments/1397609521558.37/warc/CC-MAIN-20140416005201-00183-ip-10-147-4-33.ec2... |
Dowtown Carrier Annex, CA Algebra 2 Tutor
Find a Dowtown Carrier Annex, CA Algebra 2 Tutor
...She was forewarned that her TA was a very harsh grader and generally known as just not a nice guy; with my help, she received an A- on the paper and the TA was so impressed that he added her
on the professional networking ... | {"url":"http://www.purplemath.com/Dowtown_Carrier_Annex_CA_Algebra_2_tutors.php","timestamp":"2014-04-20T04:16:36Z","content_type":null,"content_length":"24639","record_id":"<urn:uuid:8db3ca3f-70a3-4bf3-982d-f3e0744544f6>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-20140416005217-00593-ip-10-147-... |
Generalizing Functor
(From a couple of conversations in #haskell...) The other day, Peaker was trying to characterize a relationship between Arrow and Functor. I'm not sure I understood his intuition, but there's one
relationship that seemed obvious to me...
The Category class represents categories whose objects are Ha... | {"url":"http://matt.immute.net/content/generalizing-functor","timestamp":"2014-04-21T15:23:24Z","content_type":null,"content_length":"8482","record_id":"<urn:uuid:c7c65d46-4717-4903-9c0b-2990bbfe2bb0>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-20140423032002-00119-ip-10-147-4-33.ec2.internal.war... |
What are the roots of unity in abelian extensions of imaginary quadratic fields?
up vote 4 down vote favorite
What roots of unity can be contained in the abelian extensions of an imaginary quadratic number field $K = \mathbb{Q}(\sqrt{-d})$? In particular, I would like to know:
1. Is $K(\zeta_n)/K$ an abelian extension... | {"url":"http://mathoverflow.net/questions/66860/what-are-the-roots-of-unity-in-abelian-extensions-of-imaginary-quadratic-fields","timestamp":"2014-04-16T19:59:04Z","content_type":null,"content_length":"54952","record_id":"<urn:uuid:c167c4f3-6b60-47c7-bf25-4e7377b4082a>","cc-path":"CC-MAIN-2014-15/segments/1397609524644... |
What kind of Inverse Kinematic is used here? - Math and Physics
I'm going to code some 3d creatures like snakes or tentacles.
For inspiration i've looked for some code around on the net and i've found this one:
ok, i like it.
It is a simple structure: a list of nodes, the first node is the main direction, the other nod... | {"url":"http://www.gamedev.net/topic/627831-what-kind-of-inverse-kinematic-is-used-here/?forceDownload=1&_k=880ea6a14ea49e853634fbdc5015a024","timestamp":"2014-04-21T04:35:15Z","content_type":null,"content_length":"81598","record_id":"<urn:uuid:d0b5d981-1210-4f06-8f3e-4642789756a5>","cc-path":"CC-MAIN-2014-15/segments/... |
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(15x^2 - 7x - 2)/(x^2 - 4) find the horizontal asymptote
• o... | {"url":"http://openstudy.com/updates/50ca8b81e4b09c557144f088","timestamp":"2014-04-20T03:31:59Z","content_type":null,"content_length":"280951","record_id":"<urn:uuid:f69b5e82-7398-46dc-973e-e6a6884649e2>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-20140416005217-00026-ip-10-147-4-33.ec2.internal... |
how to solve this problem? pls help me guyss
April 25th, 2013, 09:18 AM #1
Junior Member
Join Date
Apr 2013
Approximating the square root
Implement the sqrt function. The square root of a number, num, can be approximated by repeatedly performing a calculation using the following formula :
nextGuess = (l... | {"url":"http://forums.codeguru.com/showthread.php?536525-how-to-solve-this-problem-pls-help-me-guyss&p=2114857&mode=linear","timestamp":"2014-04-24T18:48:25Z","content_type":null,"content_length":"123057","record_id":"<urn:uuid:699a2d38-8b83-472a-971f-b4bc2b65d036>","cc-path":"CC-MAIN-2014-15/segments/1398223206672.15/... |
iintegrability question of irrational
September 6th 2011, 01:26 PM #1
MHF Contributor
Nov 2008
iintegrability question of irrational
there is a continues and positive f in [0,1]
prove that g(x) is not integrabile in [0,1]
g(x)=f(x) for rational x
g(x)=-f(x) for irational x
why its not integrible... | {"url":"http://mathhelpforum.com/calculus/187415-iintegrability-question-irrational.html","timestamp":"2014-04-20T20:20:26Z","content_type":null,"content_length":"48614","record_id":"<urn:uuid:3adbab13-472d-4ca5-bbea-a4c87c18c26c>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00011-i... |
The Rank Sum Test and Rank Correlation
12.2: The Rank Sum Test and Rank Correlation
Created by: CK-12
Learning Objectives
• Understand the conditions for use of the rank sum test to evaluate a hypothesis about non-paired data.
• Calculate the mean and the standard deviation of rank from two non-paired samples and u... | {"url":"http://www.ck12.org/book/Probability-and-Statistics---Advanced-%2528Second-Edition%2529/r1/section/12.2/","timestamp":"2014-04-19T08:03:50Z","content_type":null,"content_length":"141031","record_id":"<urn:uuid:e26f2ece-850f-41e7-8af8-74be37433257>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MA... |
Wolfram Demonstrations Project
Dynamics of Two Continuous Stirred-Tank Reactors Operating in Series
Chaotic behavior can be exhibited in a model of two nonisothermal continuous stirred-tank reactors (CSTRs) operating in series with constant input and following first-order reaction kinetics .
The governing equations are... | {"url":"http://demonstrations.wolfram.com/DynamicsOfTwoContinuousStirredTankReactorsOperatingInSeries/","timestamp":"2014-04-18T11:08:41Z","content_type":null,"content_length":"45425","record_id":"<urn:uuid:d9dc9b52-e6b1-45c5-85b4-5299e962d09e>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-201404230... |
Can this be possible?
About the problem 1=0
Let's take this for exapmle:
a+a-a=a , now devide it with a+a
1=1 correct
but if you devide it with a-a then you have
(a-a)/(a-a)+a/(a-a)=a/(a-a) (a-a)/(a-a) > 0/0 THIS IS NOT EQUAL TO 1 so we do not have the problem 1=0. If we presume that 0/0=0 than equation would be correc... | {"url":"http://www.mathisfunforum.com/viewtopic.php?id=163&p=4","timestamp":"2014-04-20T21:06:32Z","content_type":null,"content_length":"23579","record_id":"<urn:uuid:ebd7573b-d0d0-4aaa-8c93-bd1a33a25700>","cc-path":"CC-MAIN-2014-15/segments/1398223207985.17/warc/CC-MAIN-20140423032007-00184-ip-10-147-4-33.ec2.internal... |
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When an altitude is drawn to the hypotenuse of a right triangl... | {"url":"http://openstudy.com/updates/4f75dcd0e4b0ddcbb89d140e","timestamp":"2014-04-18T10:43:37Z","content_type":null,"content_length":"58826","record_id":"<urn:uuid:6f12b999-062f-41e1-90ff-69b439111267>","cc-path":"CC-MAIN-2014-15/segments/1397609533308.11/warc/CC-MAIN-20140416005213-00211-ip-10-147-4-33.ec2.internal.... |
How to calculate work required to move an object
If you multiply force times displacement, the result is energy. The angle is not required here, so forget about it. You can follow my solution, or if you insist on your way, then the displacement for
the first book is [tex]h_1 = 0[/tex], for the second book [tex]h_2 = h[... | {"url":"http://www.physicsforums.com/showthread.php?t=242773","timestamp":"2014-04-17T00:50:00Z","content_type":null,"content_length":"46401","record_id":"<urn:uuid:d293d668-668c-45e5-bc2b-b70073e1922d>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20140416005206-00647-ip-10-147-4-33.ec2.internal.wa... |
Berkeley Lake, GA Geometry Tutor
Find a Berkeley Lake, GA Geometry Tutor
...Also I mentor students from middle school to high school on behavior, studies, and other topics. I have attended many lectures on best study skills, tutored other children who had poor study
skills, and I mentor students from middle school ... | {"url":"http://www.purplemath.com/berkeley_lake_ga_geometry_tutors.php","timestamp":"2014-04-18T14:10:57Z","content_type":null,"content_length":"24334","record_id":"<urn:uuid:c4d46225-3074-4868-80c6-5ab1dc4017e8>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-20140423032002-00311-ip-10-147-4-33.ec2.... |
Module 5 - Geometry and Angle Relationships - SpaceMath@NASA
Engage your students with a press release:
At 10:31 p.m. PDT, April 27, (1:31 a.m. EDT, April 28), NASA's Mars Science Laboratory, carrying the one-ton Curiosity rover, will be within 100 days from its appointment with the Martian surface. At
that moment, the... | {"url":"http://spacemath.gsfc.nasa.gov/Modules/8Module5.html","timestamp":"2014-04-20T15:50:38Z","content_type":null,"content_length":"19221","record_id":"<urn:uuid:8d2962ed-844b-4e9e-8aa0-88c33acfadac>","cc-path":"CC-MAIN-2014-15/segments/1398223203235.2/warc/CC-MAIN-20140423032003-00198-ip-10-147-4-33.ec2.internal.wa... |
Bertrand's Box Paradox
Bertrand's Box Paradox
refers to this puzzle:
You have 3 boxes before you.
• Box A contains 2 gold coins.
• Box B contains 1 gold coin and 1 silver coin.
• Box C contains 2 silver coins.
Like so:
Suppose you chose a box at random and withdrew one gold coin. What are the chances that the nex... | {"url":"http://blog.zymergi.com/2013/06/bertrands-box-paradox.html","timestamp":"2014-04-18T00:13:27Z","content_type":null,"content_length":"61587","record_id":"<urn:uuid:99dcf197-5108-4f06-a094-9a30a067d237>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00038-ip-10-147-4-33.ec2.inte... |
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Find the measure of angle Aif a = 34, b = 28 and c = 15.
• o... | {"url":"http://openstudy.com/updates/4fcc0e3ae4b0c6963ad72beb","timestamp":"2014-04-21T12:46:05Z","content_type":null,"content_length":"228825","record_id":"<urn:uuid:aff0278f-c00c-400a-b7fa-8af8a186be4e>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00283-ip-10-147-4-33.ec2.internal... |
Meeting the Challenge of High School Calculus, III: Foundations
Contents of this article:
AP and the College Mathematics Curriculum
Mathematics 0,1,2 becomes Calculus A,B,C
Succeeding Decades
Growing Concerns
Jaime Escalante died Tuesday, March 30, 2010 at his son’s home in Rosev... | {"url":"http://www.maa.org/external_archive/columns/launchings/launchings_05_10.html","timestamp":"2014-04-16T11:00:55Z","content_type":null,"content_length":"10490","record_id":"<urn:uuid:2bfe684e-df0a-4b7d-b0d7-6bd31cc9488d>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MAIN-20140416005217-00415-ip-10... |
Transform - Relative Neighborhood Network
Given a set of points, builds a relative neighborhood network on that point set by adding lines.
A relative neighborhood network is a subnetwork of a Gabriel network (see the Gabriel Network topic). The links of a Gabriel network are drawn based on no points being within the ci... | {"url":"http://www.georeference.org/doc/transform_relative_neighborhood_network.htm","timestamp":"2014-04-21T04:33:17Z","content_type":null,"content_length":"8471","record_id":"<urn:uuid:630d4bc5-7429-4041-a98d-1726d794703b>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00506-ip-10-1... |
Proof involving matrices and determinant
April 3rd 2007, 01:44 PM #1
Junior Member
Dec 2006
Proof involving matrices and determinant
I was confused as to how to do the following, so any explanations would be greatly appreciated!
If A is an n by n matrix, show that the constant term of p sub A of x is (-1)^n... | {"url":"http://mathhelpforum.com/advanced-algebra/13293-proof-involving-matrices-determinant.html","timestamp":"2014-04-20T14:20:17Z","content_type":null,"content_length":"31406","record_id":"<urn:uuid:147b241e-29c5-46c8-be04-839da7dc9b5a>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-2014041600521... |
[Tutor] Complex roots
Dick Moores rdm at rcblue.com
Fri Dec 17 02:01:42 CET 2004
Thanks. Tim Peters helped me out with his answer of 12/9.
Dick Moores
Jacob S. wrote at 19:27 12/15/2004:
>Finding the all the roots of a complex number shouldn't be too difficult. I
>tend to do it on paper sometimes. Maybe I can write a s... | {"url":"https://mail.python.org/pipermail/tutor/2004-December/034175.html","timestamp":"2014-04-17T17:31:30Z","content_type":null,"content_length":"4334","record_id":"<urn:uuid:0248cec2-b9d6-44b4-9c7c-c2c9d3bcd4f5>","cc-path":"CC-MAIN-2014-15/segments/1397609530136.5/warc/CC-MAIN-20140416005210-00273-ip-10-147-4-33.ec2... |
[FOM] Intuitionists and excluded-middle
Hendrik Boom hendrik at pooq.com
Wed Oct 12 17:23:40 EDT 2005
On Wed, Oct 12, 2005 at 09:40:00AM +0300, praatika at mappi.helsinki.fi wrote:
> Lew Gordeew <legor at gmx.de> wrote:
> > A conventional convincing argument: mathematical proofs using the law of
> > excluded middle mig... | {"url":"http://www.cs.nyu.edu/pipermail/fom/2005-October/009161.html","timestamp":"2014-04-20T18:44:57Z","content_type":null,"content_length":"4647","record_id":"<urn:uuid:39c1a575-3df8-45e8-888e-03b4301031c7>","cc-path":"CC-MAIN-2014-15/segments/1398223207985.17/warc/CC-MAIN-20140423032007-00527-ip-10-147-4-33.ec2.int... |
Central Falls Precalculus Tutor
Find a Central Falls Precalculus Tutor
...In addition, I work part time in a RI school, so I remain certified and must have background checks completed to maintain employment. My specific methods vary according to the subject being
taught and the learning style and needs of the stude... | {"url":"http://www.purplemath.com/Central_Falls_Precalculus_tutors.php","timestamp":"2014-04-20T11:29:59Z","content_type":null,"content_length":"24260","record_id":"<urn:uuid:39f1c09d-7365-45d3-8508-dfb4ea2825f9>","cc-path":"CC-MAIN-2014-15/segments/1397609538423.10/warc/CC-MAIN-20140416005218-00274-ip-10-147-4-33.ec2.... |
ArcAdiAO(a^2) corrections to 1-loop matrix elements of 4-fermion operators with improved fermion/gluon actions
The DSpace digital repository system captures, stores, indexes, preserves, and distributes digital research material. http://dspace-roma3.caspur.it:80 2014-04-20T18:43:12Z 2014-04-20T18:43:12Z
Constantinou, M... | {"url":"http://dspace-roma3.caspur.it/feed/atom_1.0/author?author=Skouroupathis%2C+Apostolos","timestamp":"2014-04-20T18:43:12Z","content_type":null,"content_length":"3362","record_id":"<urn:uuid:4b2c0c72-7fcd-4dfe-b44b-be4d542ad8ff>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-0017... |
Transcendental Pi !!
From: Suki Venkat, (TnQ) <skvenkat@tnq.co.in> Date: Thu, 28 Oct 2004 18:25:01 +0530 Message-Id: <6.1.2.0.1.20041028181617.024211b8@61.17.5.195> To: www-math@w3.org
I have some trouble with Presentation MathML specs.
Under the section:
3.2.6.4 Mixing text and mathematics
it puts
<mo> there exists </... | {"url":"http://lists.w3.org/Archives/Public/www-math/2004Oct/0029.html","timestamp":"2014-04-25T03:36:52Z","content_type":null,"content_length":"7390","record_id":"<urn:uuid:f1c643e9-86ff-4532-b942-e84591e4d075>","cc-path":"CC-MAIN-2014-15/segments/1398223207985.17/warc/CC-MAIN-20140423032007-00203-ip-10-147-4-33.ec2.i... |
Aerospaceweb.org | Ask Us -
Drag Coefficient & Lifting Line Theory
Drag Coefficient & Lifting Line Theory
Is there a way to estimate the drag coefficient using Thin Airfoil Theory? I know that lift coefficient is estimated as 2*pi*alph... | {"url":"http://www.aerospaceweb.org/question/aerodynamics/q0184.shtml","timestamp":"2014-04-21T02:00:23Z","content_type":null,"content_length":"23677","record_id":"<urn:uuid:cb315514-3b9b-477b-adc8-0ab3a341722c>","cc-path":"CC-MAIN-2014-15/segments/1397609539447.23/warc/CC-MAIN-20140416005219-00363-ip-10-147-4-33.ec2.i... |
Text indexing with errors
- In Proc. 17th Annual Symposium on Combinatorial Pattern Matching , 2006
"... Abstract. This paper revisits the problem of indexing a text S[1..n]to support searching substrings in S that match a given pattern P[1..m] with at most k errors. A naive solution either has a
worst-case matching ti... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=5301993","timestamp":"2014-04-16T21:49:12Z","content_type":null,"content_length":"22083","record_id":"<urn:uuid:535842c1-550f-433b-b636-c679234cc723>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204-00085-ip-10-147-4-33.ec2.internal.wa... |
Sato-Tate conjecture for CM modular forms
up vote 3 down vote favorite
For a non-CM holomorphic modular forms of weight $k \geq 2$, the Sato–Tate conjecture is known to be true. Thanks to the work of Barnet-Lamb, Geraghty, Harris, and Taylor.
Do we have an analogous statement for CM modular forms as well? I mean, Is th... | {"url":"http://mathoverflow.net/questions/114062/sato-tate-conjecture-for-cm-modular-forms","timestamp":"2014-04-19T17:30:27Z","content_type":null,"content_length":"56672","record_id":"<urn:uuid:8e8fdba9-6de9-48ed-a0f5-24824d1b4fc8>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-00469... |
Incorporating Control Motion
Next | Prev | Up | Top | Index | JOS Index | JOS Pubs | JOS Home | Search
Incorporating Control Motion
Let mass in Fig.9.22. (We still assume control point on the plectrum, e.g., the position of the ``pinch-point'' holding the plectrum while plucking the string. In a harpsichord, jack posit... | {"url":"https://ccrma.stanford.edu/~jos/pasp/Incorporating_Control_Motion.html","timestamp":"2014-04-24T22:12:47Z","content_type":null,"content_length":"22281","record_id":"<urn:uuid:43efbd2f-f9ba-4b8f-8e4a-43520fd58c75>","cc-path":"CC-MAIN-2014-15/segments/1398223206770.7/warc/CC-MAIN-20140423032006-00511-ip-10-147-4-... |
high altitude balloon acceleration
I'm trying to calculate the acceleration of a high altitude balloon at different altitudes. In excel I've got the temperature, air pressure, and air density for a given altitude (thanks to NASA).
Right now I am calculating the net force on the balloon with:
F[net]= F[b]-F[m]
F[b] = Bu... | {"url":"http://www.physicsforums.com/showthread.php?t=344804","timestamp":"2014-04-18T18:13:59Z","content_type":null,"content_length":"45518","record_id":"<urn:uuid:e7ab1fb9-28c3-4110-ba96-93c103f1c256>","cc-path":"CC-MAIN-2014-15/segments/1398223206770.7/warc/CC-MAIN-20140423032006-00013-ip-10-147-4-33.ec2.internal.wa... |
A Particle Swarm Optimization Variant with an Inner Variable Learning Strategy
The Scientific World Journal
Volume 2014 (2014), Article ID 713490, 15 pages
Research Article
A Particle Swarm Optimization Variant with an Inner Variable Learning Strategy
^1Science and Technology on Information Systems Engineering Laborato... | {"url":"http://www.hindawi.com/journals/tswj/2014/713490/","timestamp":"2014-04-21T08:59:09Z","content_type":null,"content_length":"333460","record_id":"<urn:uuid:4b1b6f46-1523-4ff8-a57a-9ce046cbe07b>","cc-path":"CC-MAIN-2014-15/segments/1397609539665.16/warc/CC-MAIN-20140416005219-00489-ip-10-147-4-33.ec2.internal.war... |
Mathematical Definition of the STFT
Search Spectral Audio Signal Processing
Would you like to be notified by email when Julius Orion Smith III publishes a new entry into his blog?
Mathematical Definition of the STFT
The usual mathematical definition of the STFT is [9]
If the window has the Constant OverLap-Add (COLA) p... | {"url":"http://www.dsprelated.com/dspbooks/sasp/Mathematical_Definition_STFT.html","timestamp":"2014-04-20T03:12:39Z","content_type":null,"content_length":"122067","record_id":"<urn:uuid:d7c10a6b-80fc-4f98-8631-1b46c1a22f6b>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-20140416005217-00533-ip-10-1... |
6.857: Computer and Network Security
Problem Set 5 out
Problem Set 5 is now out and is due Monday, May 6. The accompanying USTclient.py.
Problem Set 4 out
Problem Set 4 is now out and is due Friday, April 12. Sample solutions to Problem Set 3 are available on the protected page.
Problem Set 3 out
Problem Set 3 is now o... | {"url":"http://courses.csail.mit.edu/6.857/2013/","timestamp":"2014-04-17T06:41:11Z","content_type":null,"content_length":"8453","record_id":"<urn:uuid:69cf91e7-9b63-455b-9cda-57b7f405b53e>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00434-ip-10-147-4-33.ec2.internal.warc.gz"} |
Wormhole question
There is no evidence wormholes exist, except as potential artifacts of general relativity. One such prediction is a Lorentzian black holes [also known as an Einstein-Rosen bridge]. It is unknown
whether such wormholes are possible or not within the framework of general relativity. Most solutions of GR... | {"url":"http://www.physicsforums.com/showthread.php?t=392058","timestamp":"2014-04-24T06:40:32Z","content_type":null,"content_length":"24792","record_id":"<urn:uuid:fedfe2e8-bd30-45e9-a46e-10ab5e97ea74>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-00115-ip-10-147-4-33.ec2.internal.wa... |
Coconuts, Forwards and Backwards
Date: 02/02/2010 at 13:09:09
From: sue
Subject: x/3 +1 +(x/3 +1)/3 + 2/3 +(x/3) + 3 =22
Three sailors were marooned on an island. They worked all day
collecting coconuts, which left them too tired to settle up that
night; so they decided to divide the coconuts in the morning.
In the ni... | {"url":"http://mathforum.org/library/drmath/view/74850.html","timestamp":"2014-04-17T12:47:29Z","content_type":null,"content_length":"11448","record_id":"<urn:uuid:d4cce526-ec58-49e9-be8c-d2a768dd5bdd>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00265-ip-10-147-4-33.ec2.internal.wa... |
MathGroup Archive: April 2004 [00708]
[Date Index] [Thread Index] [Author Index]
Re: bug in IntegerPart ?
• To: mathgroup at smc.vnet.net
• Subject: [mg47915] Re: bug in IntegerPart ?
• From: ancow65 at yahoo.com (AC)
• Date: Fri, 30 ... | {"url":"http://forums.wolfram.com/mathgroup/archive/2004/Apr/msg00708.html","timestamp":"2014-04-17T13:11:45Z","content_type":null,"content_length":"37752","record_id":"<urn:uuid:cb1dfb8e-5656-45c5-a3aa-fde15b423d2d>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00066-ip-10-147-4-33.... |
Cardinality is a notion of the size of a set which does not rely on numbers. It is a relative notion. For instance, two sets may each have an infinite number of elements, but one may have a greater
cardinality. That is, in a sense, one may have a “more infinite” number of elements. See Cantor diagonalization for an exa... | {"url":"http://planetmath.org/cardinality","timestamp":"2014-04-19T01:51:36Z","content_type":null,"content_length":"86097","record_id":"<urn:uuid:3b5fda28-5a8c-4091-a1be-19e90a16ef79>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-00198-ip-10-147-4-33.ec2.internal.warc.gz"} |
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HELPPP PLEASE! Solve x^2 + 2x + 9 = 0
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• one... | {"url":"http://openstudy.com/updates/4fe269e8e4b06e92b871580d","timestamp":"2014-04-16T07:48:21Z","content_type":null,"content_length":"51349","record_id":"<urn:uuid:0ecb5f38-2069-40da-9a01-fa9cbe8f48b8>","cc-path":"CC-MAIN-2014-15/segments/1397609521558.37/warc/CC-MAIN-20140416005201-00500-ip-10-147-4-33.ec2.internal.... |
Swimming upstream: Flux flow reverses for lattice bosons in a magnetic field
Topological transitions in the Bose-Hubbard phase diagram. The Galilean invariant regime denotes the region where σxy is proportional to the particle density nb divided by the magnetic field strength
B. Mott insulator lobes are indicated in gr... | {"url":"http://phys.org/news/2011-12-upstream-flux-reverses-lattice-bosons.html","timestamp":"2014-04-16T10:17:51Z","content_type":null,"content_length":"88154","record_id":"<urn:uuid:1e0c7fa1-7fc4-4c26-b897-5faea5502ce5>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00413-ip-10-147-... |
Math Forum Discussions
- User Profile for: barelyba_@_otmail.com
Math Forum
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User Profile: barelyba_@_otmail.com
User Profile f... | {"url":"http://mathforum.org/kb/profile.jspa?userID=213803","timestamp":"2014-04-19T08:25:58Z","content_type":null,"content_length":"11360","record_id":"<urn:uuid:afaec7e0-f3dc-45bc-9298-f52c85028613>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00197-ip-10-147-4-33.ec2.internal.war... |
Banked curve problem
1. The problem statement, all variables and given/known data
A car approaches a curve that is banked at 20 degrees. The minimum speed for the curve is 20 m/s. The car's mass is 1000 kg. What is the radius of the curve if the coefficient of kinetic friction is
0.5 and the coefficient of static frict... | {"url":"http://www.physicsforums.com/showthread.php?t=361498","timestamp":"2014-04-17T09:58:33Z","content_type":null,"content_length":"29396","record_id":"<urn:uuid:ad7292ec-5d14-4372-ae21-283991f07d94>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00497-ip-10-147-4-33.ec2.internal.w... |
The Graphs and Models series by Bittinger, Beecher, Ellenbogen, and Penna is known for helping students “see the math” through its focus on visualization and technology. These books continue to
maintain the features that have helped students succeed for years: focus on functions, visual emphasis, side-by-side algebraic... | {"url":"http://www.mypearsonstore.com/bookstore/algebra-and-trigonometry-graphs-and-models-0321783972","timestamp":"2014-04-21T07:37:48Z","content_type":null,"content_length":"18328","record_id":"<urn:uuid:13e23e87-0c42-42b4-a66b-79d791f8aeca>","cc-path":"CC-MAIN-2014-15/segments/1397609539665.16/warc/CC-MAIN-201404160... |
how to convert picturs into matrix
Dear readers, I am new in matlab and I would want to know how to convert an image in a matrix of columns? Or to convert the matrix square in matrix column?
4 Comments
Show 1 older comment
I have an image of type jpg, an image taken with a sails photo, I already have make the segmentat... | {"url":"http://www.mathworks.com/matlabcentral/answers/73218-how-to-convert-picturs-into-matrix","timestamp":"2014-04-16T13:44:47Z","content_type":null,"content_length":"28757","record_id":"<urn:uuid:dd863146-e798-47b0-9ffa-d7740eed35f2>","cc-path":"CC-MAIN-2014-15/segments/1397609523429.20/warc/CC-MAIN-20140416005203-... |
Math Forum Discussions
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Topic: I don't know where to begin on this
Replies: 4 Last Post: May 1, 2005 2:47 PM
Messages: [ Previo... | {"url":"http://mathforum.org/kb/thread.jspa?threadID=1145255","timestamp":"2014-04-17T21:50:42Z","content_type":null,"content_length":"20492","record_id":"<urn:uuid:2aca8481-feb0-4c3b-9793-b3bb654e22f0>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00345-ip-10-147-4-33.ec2.internal.w... |
Mplus Discussion >> Latent Class Segmentation
Prasanna Sreedharan posted on Saturday, October 29, 2005 - 2:46 pm
I am absolutely a new comer to both the methodology and software.
I would like to know some good references to begin and what example of MPLUS to follow.
I have data on demographic variables on comsumers and... | {"url":"http://www.statmodel.com/cgi-bin/discus/discus.cgi?pg=next&topic=13&page=874","timestamp":"2014-04-18T15:57:10Z","content_type":null,"content_length":"24831","record_id":"<urn:uuid:e5e839cc-17df-4857-80f2-da6f32a0d6b6>","cc-path":"CC-MAIN-2014-15/segments/1398223204388.12/warc/CC-MAIN-20140423032004-00168-ip-10... |
Yuri Vladimirovich Matiyasevich
Born: 2 March 1947 in Leningrad (now St Petersburg), Russia
... | {"url":"http://www-history.mcs.st-andrews.ac.uk/Biographies/Matiyasevich.html","timestamp":"2014-04-17T21:43:53Z","content_type":null,"content_length":"31692","record_id":"<urn:uuid:8a97548e-4846-40d8-a98f-516fbcf33ba1>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00153-ip-10-147-4-... |
Swimming upstream: Flux flow reverses for lattice bosons in a magnetic field
Topological transitions in the Bose-Hubbard phase diagram. The Galilean invariant regime denotes the region where σxy is proportional to the particle density nb divided by the magnetic field strength
B. Mott insulator lobes are indicated in gr... | {"url":"http://phys.org/news/2011-12-upstream-flux-reverses-lattice-bosons.html","timestamp":"2014-04-16T10:17:51Z","content_type":null,"content_length":"88154","record_id":"<urn:uuid:1e0c7fa1-7fc4-4c26-b897-5faea5502ce5>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00413-ip-10-147-... |
Swimming upstream: Flux flow reverses for lattice bosons in a magnetic field
Topological transitions in the Bose-Hubbard phase diagram. The Galilean invariant regime denotes the region where σxy is proportional to the particle density nb divided by the magnetic field strength
B. Mott insulator lobes are indicated in gr... | {"url":"http://phys.org/news/2011-12-upstream-flux-reverses-lattice-bosons.html","timestamp":"2014-04-16T10:17:51Z","content_type":null,"content_length":"88154","record_id":"<urn:uuid:1e0c7fa1-7fc4-4c26-b897-5faea5502ce5>","cc-path":"CC-MAIN-2014-15/segments/1397609539337.22/warc/CC-MAIN-20140416005219-00413-ip-10-147-... |
Glen Cove, NY SAT Math Tutor
Find a Glen Cove, NY SAT Math Tutor
...As a tutor, I would be especially interested in helping beginners grasp the basics of the language: the mechanics of the Devanagari alphabet, basic grammar and vocabulary, etc. I'm proficient
in Python for automated data processing and media progra... | {"url":"http://www.purplemath.com/Glen_Cove_NY_SAT_Math_tutors.php","timestamp":"2014-04-16T16:11:27Z","content_type":null,"content_length":"24371","record_id":"<urn:uuid:2cc8719b-0383-460a-8b64-e1fa0a60edf4>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00020-ip-10-147-4-33.ec2.inte... |
The Gamification of Higher Category Theory
Posted by Mike Shulman
I found the following article when John posted about it on Google Plus:
Go read it; I’ll wait for you below the fold.
I’d like to draw your attention specifically to the following paragraph:
It reminds me of playing board games on the iPad or on a co... | {"url":"http://golem.ph.utexas.edu/category/2012/06/the_gamification_of_higher_cat.html","timestamp":"2014-04-18T20:44:31Z","content_type":null,"content_length":"27194","record_id":"<urn:uuid:82c5cc81-a823-4538-b63b-d6599cb0330e>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.9/warc/CC-MAIN-20140416005215-00295-ip-... |
prime numbers
or Google the famous proof by Euclid, which I think is the easiest to understand.
the proof is by contradiction... Suppose the exist only finite primes. Let the set of primes be equat to P={2,3,5,7,11,13,17,19,.....p_k}, where k is a natural number. Now consider a composite
number, lets define the nuber a... | {"url":"http://mathhelpforum.com/number-theory/72966-prime-numbers.html","timestamp":"2014-04-17T10:40:45Z","content_type":null,"content_length":"48904","record_id":"<urn:uuid:c5125e66-e1d1-4a08-9fd3-fdd9d7e4e00a>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00327-ip-10-147-4-33.ec2... |
Finding rational and irrational between two numbers
March 19th 2008, 01:55 AM #1
MHF Contributor
Oct 2005
Finding rational and irrational between two numbers
My professor assigned a proof that between any two real numbers there exists both a rational and an irrational number. She told us to think about writing ... | {"url":"http://mathhelpforum.com/number-theory/31405-finding-rational-irrational-between-two-numbers.html","timestamp":"2014-04-20T06:00:23Z","content_type":null,"content_length":"43163","record_id":"<urn:uuid:f019f6fd-c5b9-42e4-946f-8f08b6619881>","cc-path":"CC-MAIN-2014-15/segments/1397609538022.19/warc/CC-MAIN-20140... |
By I M H Etherington
It is impossible in the small space here available to comment fully on the work of one who has occupied for many years the leading position among American mathematicians and whose contributions to
the development of modern mathematics have been of such width and depth as those of G D Birkhoff. He p... | {"url":"http://www-gap.dcs.st-and.ac.uk/~history/Obits2/Birkhoff_obituary.html","timestamp":"2014-04-20T10:48:55Z","content_type":null,"content_length":"5818","record_id":"<urn:uuid:c9b4ba5c-9bca-41fa-824e-dca9ae50f095>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-20140423032002-00168-ip-10-147-4-... |
The purpose of this book is to develop the stable trace formula for unitary groups in three variables. The stable trace formula is then applied to obtain a classification of automorphic
representations. This work represents the first case in which the stable trace formula has been worked out beyond the case of SL (2) a... | {"url":"http://press.princeton.edu/titles/4733.html","timestamp":"2014-04-18T23:33:23Z","content_type":null,"content_length":"12719","record_id":"<urn:uuid:2c654d0b-d80f-4383-8502-d321bd3f8561>","cc-path":"CC-MAIN-2014-15/segments/1397609535535.6/warc/CC-MAIN-20140416005215-00635-ip-10-147-4-33.ec2.internal.warc.gz"} |
Setting floating point variable as infinite
Victor Bazarov wrote:
> On 3/23/2012 11:03 AM, Rui Maciel wrote:
>> Victor Bazarov wrote:
>>> The usual way to find the minimum is to initialize the value from the
>>> first element, and then start comparing from the second element. An
>>> empty set is a special case for whic... | {"url":"http://www.velocityreviews.com/forums/t915116-setting-floating-point-variable-as-infinite.html","timestamp":"2014-04-20T04:25:04Z","content_type":null,"content_length":"68168","record_id":"<urn:uuid:cc8c6bc9-1047-4d8c-8055-6793dfdffe5c>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-20140416... |
State Water Resources Research Institute Program
Title: Dynamic Simulation Of Water Distribution Systems With Instantaneous Demands
Focus Categories: Wqn, Ws, Mod
Keywords: Water Demand, Water Distribution Systems, Water Use Monitoring, Dynamic Simulation, Unsteady Flow.
Duration: March 1, 1999 - February 29, 2000
1999... | {"url":"http://water.usgs.gov/wrri/99projects/state/PuertoRico.html","timestamp":"2014-04-19T07:23:02Z","content_type":null,"content_length":"9287","record_id":"<urn:uuid:04e4307e-b330-4cee-b926-409241aebed1>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00222-ip-10-147-4-33.ec2.inter... |
How to Make Awesome Rubik's Cube Patterns
Edit Article
Edited by Pancakeparty, Maluniu, NatK, BohemianWikipedian and 45 others
Don't know what to do after you've solved your Rubik's Cube? Here are some popular algorithms to pattern your cube and impress all of your friends!
1. 1
Solve a Rubik's Cube.
2. 2
Fam... | {"url":"http://www.wikihow.com/Make-Awesome-Rubik's-Cube-Patterns","timestamp":"2014-04-16T05:05:15Z","content_type":null,"content_length":"71896","record_id":"<urn:uuid:c4ec7e46-78fa-48c3-bc32-5727c43af852>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00302-ip-10-147-4-33.ec2.intern... |
Shooting into the dark - Journal - Agile*
Part of what makes uncertainty such a slippery subject is that it conflates several concepts that are better kept apart: precision, accuracy, and repeatability. People often mention the first two,
less often the third.
It's clear that precision and accuracy are different things... | {"url":"http://www.agilegeoscience.com/journal/2012/3/14/shooting-into-the-dark.html","timestamp":"2014-04-18T18:50:00Z","content_type":null,"content_length":"77557","record_id":"<urn:uuid:ed87b6f0-9818-46ec-8b22-ab4ca5b05c77>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.7/warc/CC-MAIN-20140416005215-00159-ip-10-... |
From Greek: khorde "gut, string."
A line that links two points on a circle or curve. (pronounced "cord")
Try this Drag either orange dot. The blue line will always remain a chord to the circle.
The blue line in the figure above is called a "chord of the circle c". A chord is a lot like a secant, but where the secant is... | {"url":"http://www.mathopenref.com/chord.html","timestamp":"2014-04-21T05:30:30Z","content_type":null,"content_length":"13556","record_id":"<urn:uuid:482764c4-0e9b-4713-b30e-d36327bf257c>","cc-path":"CC-MAIN-2014-15/segments/1398223210034.18/warc/CC-MAIN-20140423032010-00208-ip-10-147-4-33.ec2.internal.warc.gz"} |
st: Interpreting marginal effects for binary variables in multinomial lo
Notice: On March 31, it was announced that Statalist is moving from an email list to a forum. The old list will shut down at the end of May, and its replacement, statalist.org is already up and
[Date Prev][Date Next][Thread Prev][Thread Next][Date... | {"url":"http://www.stata.com/statalist/archive/2012-06/msg00662.html","timestamp":"2014-04-18T13:16:15Z","content_type":null,"content_length":"9251","record_id":"<urn:uuid:09edc440-7a1f-4b3e-a32b-c16b3ef9e953>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00205-ip-10-147-4-33.ec2.int... |
Sum to infinity of log n/n! series
June 10th 2010, 09:42 AM #1
Jun 2010
Sum to infinity of log n/n! series
I require the value of the following sum for some complexity analysis. I would be grateful if someone can help me out. Even a valid upper bound is okay.
$\sum_{i=2}^{\infty} \frac{\log i}{(i-2)!}$
... | {"url":"http://mathhelpforum.com/advanced-math-topics/148572-sum-infinity-log-n-n-series.html","timestamp":"2014-04-19T07:07:58Z","content_type":null,"content_length":"63281","record_id":"<urn:uuid:2a417260-adbb-4f44-8d74-8000db2e2b1a>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00... |
Posts from December 20, 2011 on The Unapologetic Mathematician
We continue investigating the differential forms we defined last time. Recall that we started with the position vector field $P(p)=\mathcal{I}_pp$ and use the interior product to produce the $n$-form
$\hat{\omega}=\iota_P(du^0\wedge\dots\wedge du^n)$ on the... | {"url":"http://unapologetic.wordpress.com/2011/12/20/","timestamp":"2014-04-21T02:03:48Z","content_type":null,"content_length":"57024","record_id":"<urn:uuid:e27498c9-62b2-40cc-8b69-9bea786cf14b>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00274-ip-10-147-4-33.ec2.internal.warc.gz"} |
Bolingbrook ACT Tutor
...As we get into algebra, we start comparing the different ways of finding answers, looking for the more "elegant" (easiest) way. We start to think about relationships and shapes using our
new-found language and start seeing the world opening up to be a very exciting place. Predominantly, we ... | {"url":"http://www.purplemath.com/bolingbrook_act_tutors.php","timestamp":"2014-04-21T15:20:04Z","content_type":null,"content_length":"23608","record_id":"<urn:uuid:3e5aa1a8-98f3-420f-83e8-44e796ea6224>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-20140416005220-00259-ip-10-147-4-33.ec2.internal.w... |
External Ballistics Calculator
A Ballistic Spreadsheet
Using BallisticSS - a ballistic spreadsheet (notes by J. S. Andrew Dec. 2009)
This public domain (free) spreadsheet file is made available for download by Owen Guns. The Ballistics Calculator will give a lot of answers to questions by shooters who have... | {"url":"http://www.owenguns.com/important-firearm-information/external-ballistics-calculator/","timestamp":"2014-04-19T19:39:14Z","content_type":null,"content_length":"42118","record_id":"<urn:uuid:19f575e2-9042-4668-978b-b7895d39a286>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-00... |
Search Results: 'bose-einstein'
Azimuthal Modulational Instability of Vortex Solutions to the Two Dimensional Nonlinear Schrödinger Equation
Paperback: $25.00
Ships in 3-5 business days
We study the azimuthal modulational instability (MI) of vortices with different topological charges, in the focusing two-dimensional n... | {"url":"http://www.lulu.com/shop/search.ep?keyWords=bose-einstein","timestamp":"2014-04-17T14:04:08Z","content_type":null,"content_length":"94813","record_id":"<urn:uuid:d3d31f6f-b542-4d02-8c3d-61b3ce742d89>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00639-ip-10-147-4-33.ec2.inter... |
PKCS Standards and .NET Framework
This article will introduce the reader to the Public Key Cryptography Standards (PKCS). The emphasis will be on what is standardized in the PKCS (Public Key Cryptographic Standards) standards and the
implementation in .NET 1.1 Framework. This tutorial assumes that the reader is familia... | {"url":"http://www.codeproject.com/Articles/11656/PKCS-Standards-and-NET-Framework?msg=3334593","timestamp":"2014-04-21T05:32:25Z","content_type":null,"content_length":"90442","record_id":"<urn:uuid:32d5477f-3aeb-4233-a558-aac1c1939a41>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-0... |
[SciPy-Dev] Splines in Scipy [was: SciPy Goal]
Pauli Virtanen pav@iki...
Tue Jan 10 04:14:56 CST 2012
09.01.2012 21:30, josef.pktd@gmail.com kirjoitti:
> One impression I had when I tried this out a few weeks ago, is that
> the spline smoothing factor s is imposed with equality not inequality.
> In the examples that I ... | {"url":"http://mail.scipy.org/pipermail/scipy-dev/2012-January/016937.html","timestamp":"2014-04-20T02:50:07Z","content_type":null,"content_length":"3997","record_id":"<urn:uuid:6e3c4062-c6dd-4641-a7ba-dfa477cf6b2c>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MAIN-20140416005217-00500-ip-10-147-4-33.ec... |
st: Constrained regression question
Notice: On March 31, it was announced that Statalist is moving from an email list to a forum. The old list will shut down at the end of May, and its replacement, statalist.org is already up and
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st: Constrained... | {"url":"http://www.stata.com/statalist/archive/2012-03/msg01202.html","timestamp":"2014-04-19T14:41:39Z","content_type":null,"content_length":"8451","record_id":"<urn:uuid:670a1d63-b72a-4d10-a4f0-fd495f1546b9>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20140416005217-00233-ip-10-147-4-33.ec2.inte... |
Convolution help.
lemme just be clear about your notation. Is this right?
[tex]x(t) = u(t-1)[/tex]
where [itex]u(t)[/itex] is the unit step function, ie:
u(x) = \left \lbracket
0 & \mbox{if } x<0 \\
1 & \mbox{if } x \geq 0 \\
and [tex]h(t) = e^{-at}u(t)[/tex].
the convolution of x and h, denoted [itex]x \ast h[/itex], ... | {"url":"http://www.physicsforums.com/showthread.php?t=115789","timestamp":"2014-04-20T14:10:37Z","content_type":null,"content_length":"41263","record_id":"<urn:uuid:c9454611-1aeb-4833-9d24-d3df95d58a81>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/CC-MAIN-20140423032006-00599-ip-10-147-4-33.ec2.internal.w... |
Compressor Motor: HP v.s. Amps?
Dave sez: "...Horsepower is the same at any point in a machine, apart from
frictional losses. Torque varies inversely with rpm as altered by gearing.
whole point of a gearbox is to multiply torque...."
Another way of saying the same thing. Torque varies inversely with RPM.
Torque as wel... | {"url":"http://www.diybanter.com/metalworking/12050-compressor-motor-hp-v-s-amps.html","timestamp":"2014-04-19T12:29:10Z","content_type":null,"content_length":"83548","record_id":"<urn:uuid:58e8de0e-5edf-4dbe-8270-cb0256547b7d>","cc-path":"CC-MAIN-2014-15/segments/1398223207985.17/warc/CC-MAIN-20140423032007-00594-ip-1... |
The SIAM Conference on Mathematical and Computational Issues in the Geosciences will be held at the following location:
Palais des Papes
The International Conference Center
RMG - 6, rue Pente Rapide
Charles Ansidei
84000 Avignon, France
Tél : +33 (0)4 90 27 50 00
Fax : +33 (0)4 90 27 50 58
Atmospheric Modeling
... | {"url":"http://www.siam.org/meetings/gs05/index.htm","timestamp":"2014-04-17T03:50:34Z","content_type":null,"content_length":"7949","record_id":"<urn:uuid:7876bb8d-826c-44e1-b119-f3fb2fc93759>","cc-path":"CC-MAIN-2014-15/segments/1397609526252.40/warc/CC-MAIN-20140416005206-00479-ip-10-147-4-33.ec2.internal.warc.gz"} |
Re: Help needed: Code generation for CASE/SWITCH statements
Paul Dietz <dietz@interaccess.com>
16 Dec 1997 11:21:27 -0500
From comp.compilers
| List of ... | {"url":"http://compilers.iecc.com/comparch/article/97-12-130","timestamp":"2014-04-16T10:28:46Z","content_type":null,"content_length":"7852","record_id":"<urn:uuid:c5195e1d-bf25-486f-bd34-938d633b59de>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00371-ip-10-147-4-33.ec2.internal.wa... |
Post a reply
hi Fairynuff,
I don't know what a coded statistic means either. So I googled it too; no hits.
But lots of hits for "hard coded statistic"; so maybe that's what the setter meant.
This term is used by programmers for games and poker.
I've made up this example so it may not be right, but this is what I think ... | {"url":"http://www.mathisfunforum.com/post.php?tid=16139&qid=184835","timestamp":"2014-04-17T12:58:34Z","content_type":null,"content_length":"23746","record_id":"<urn:uuid:14351548-63ee-447b-a13b-9f2cd147b809>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00005-ip-10-147-4-33.ec2.int... |
GLSL Programming/Blender/Lighting of Bumpy Surfaces
This tutorial covers normal mapping.
It's the first of two tutorials about texturing techniques that go beyond two-dimensional surfaces (or layers of surfaces). In this tutorial, we start with normal mapping, which is a very well
established technique to fake the ligh... | {"url":"http://en.m.wikibooks.org/wiki/GLSL_Programming/Blender/Lighting_of_Bumpy_Surfaces","timestamp":"2014-04-21T04:35:54Z","content_type":null,"content_length":"45904","record_id":"<urn:uuid:52b72a97-2a95-4f65-a632-ddd3cad4ef74>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00412... |
from The American Heritage® Dictionary of the English Language, 4th Edition
• n. The process of making something square.
• n. Mathematics The process of constructing a square equal in area to a given surface.
• n. Astronomy A configuration in which the position of one celestial body is 90° from another celestial ... | {"url":"https://www.wordnik.com/words/quadrature","timestamp":"2014-04-17T23:02:00Z","content_type":null,"content_length":"40069","record_id":"<urn:uuid:cfb5570f-1da4-4637-a107-2863d4d4b6db>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00253-ip-10-147-4-33.ec2.internal.warc.gz"} |
Fun with recursive Lambda functions
Posted by Jimmy Bogard on May 18, 2007
This post was originally published here.
I saw a couple of posts on recursive lambda expressions, and I thought it would be fun to write a class to encapsulate those two approaches. BTW, I’m running this on Orcas Beta 1, so don’t try this
at... | {"url":"http://lostechies.com/jimmybogard/2007/05/18/fun-with-recursive-lambda-functions/","timestamp":"2014-04-17T16:26:51Z","content_type":null,"content_length":"50935","record_id":"<urn:uuid:947affdd-54b9-46a4-8ad0-64718cb20b50>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/CC-MAIN-20140423032006-00336-... |
Next | Prev | Up | Top | Index | JOS Index | JOS Pubs | JOS Home | Search
Impedance is defined for mechanical systems as force divided by velocity, while the inverse (velocity/force) is called an admittance. For dynamic systems, the impedance of a ``driving point'' is
defined for each frequency sinusoidal applied force... | {"url":"https://ccrma.stanford.edu/~jos/waveguide/Impedance.html","timestamp":"2014-04-19T20:56:37Z","content_type":null,"content_length":"16258","record_id":"<urn:uuid:28dfc4ea-3f1e-4551-b801-f89dc0a1ebee>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-00228-ip-10-147-4-33.ec2.intern... |
Array elements to Integer
The opposite of division is multiplication.
I could not figure out what to do with the modulus operator ...
In this case the reverse operation would be addition.
0 * 10 is 0? How very shocking.
look pal, if you don`t wanna help, don`t do it, ok ?!
and i wonder where did you got that 0*10 from ... | {"url":"http://www.cplusplus.com/forum/beginner/86224/","timestamp":"2014-04-17T15:45:28Z","content_type":null,"content_length":"18840","record_id":"<urn:uuid:a59dcc97-6b56-4b59-954f-fc974f14638a>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-20140423032006-00379-ip-10-147-4-33.ec2.internal.warc.gz... |
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PLEASE someone help me with this one question!!!!!!!???? :(---... | {"url":"http://openstudy.com/updates/5068fda3e4b06e532421ef51","timestamp":"2014-04-21T10:09:43Z","content_type":null,"content_length":"50530","record_id":"<urn:uuid:ebb6fc83-09a4-45a6-9d6c-a3ec1355cc41>","cc-path":"CC-MAIN-2014-15/segments/1397609539705.42/warc/CC-MAIN-20140416005219-00432-ip-10-147-4-33.ec2.internal.... |
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What is the solution to the equation? SQRT 2x + 10 – 6 =2
• ... | {"url":"http://openstudy.com/updates/50e11536e4b028291d742e46","timestamp":"2014-04-20T01:00:19Z","content_type":null,"content_length":"156224","record_id":"<urn:uuid:6b57e705-aabc-4557-8411-9b66b797ed25>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MAIN-20140416005217-00080-ip-10-147-4-33.ec2.internal.... |
Numerical Ability Concepts for IBPS CWE Clerical
Numerical Ability Concepts for IBPS CWE Clerical. IBPS CWE Clerk Exam 2012 Numerical Ability Questions.
o Train A crosses another train B in 30 sec. the length of train B is 140% of the length of train A.
the speed of train A is 72 km/h. what is the difference between th... | {"url":"http://www.ibps.examsavvy.com/2012/12/numerical-ability-concepts-for-ibps-cwe.html","timestamp":"2014-04-17T06:41:24Z","content_type":null,"content_length":"167291","record_id":"<urn:uuid:3edc27e1-0366-440a-a3f7-ff8b3ac30121>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-0021... |
s of cortico-muscular
2. Methodology
Frequency analysis provides a few parameters whose knowledge is crucial to adequately interpret the results. This chapter will describe the methodological and analytical techniques that are in
common to the experiments presented in Chapters 3–6. Specific methodological aspects of... | {"url":"http://edoc.hu-berlin.de/habilitationen/grosse-pascal-2004-05-17/HTML/chapter2.html","timestamp":"2014-04-20T18:46:10Z","content_type":null,"content_length":"27424","record_id":"<urn:uuid:946357eb-d2e4-4a2c-9ed8-b411be36719e>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-0013... |
Bput 4th and 5th semester syllabus(CSE)
Resources Awards & Gifts
... | {"url":"http://www.indiastudychannel.com/resources/124856-Bput-th-th-semester-syllabus-CSE.aspx","timestamp":"2014-04-16T19:04:26Z","content_type":null,"content_length":"60200","record_id":"<urn:uuid:b1d69a08-c77e-4b1b-b5e6-33aa325e7e7a>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204-... |
Lake Stevens Algebra 2 Tutor
Find a Lake Stevens Algebra 2 Tutor
...When I was a student at the University of Washington for my B.A. degree, I worked part-time in many hospitals as a Certified Cantonese and Mandarin Chinese Medical Interpreter. I was also
tutoring young kids and adults in math and Chinese. Sometime... | {"url":"http://www.purplemath.com/Lake_Stevens_Algebra_2_tutors.php","timestamp":"2014-04-18T11:26:06Z","content_type":null,"content_length":"24093","record_id":"<urn:uuid:d13acad3-802c-43b9-8b1f-821a62b41cbd>","cc-path":"CC-MAIN-2014-15/segments/1397609533308.11/warc/CC-MAIN-20140416005213-00066-ip-10-147-4-33.ec2.int... |
Algebraic Expressions Millionaire
About This Resource
This Algebraic Expressions Millionaire Game can be played online alone or in two teams. For each question you have to identify the correct mathematical expression that models a given word expression.
Connections to Standards
My students enjoyed this game more when t... | {"url":"http://www.tncurriculumcenter.org/resource/4213","timestamp":"2014-04-20T09:23:56Z","content_type":null,"content_length":"17250","record_id":"<urn:uuid:60814fb0-b2ac-4391-a345-e77a47a58478>","cc-path":"CC-MAIN-2014-15/segments/1398223206770.7/warc/CC-MAIN-20140423032006-00506-ip-10-147-4-33.ec2.internal.warc.gz... |