content stringlengths 86 994k | meta stringlengths 288 619 |
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1. Classify the triangle by its angles and its sides.
A. acute, scalene B. obtuse, scalene
C. acute, equilateral D. obtuse, isosceles
2. Classify the triangle by its angles and its sides.
A. right, scalene B. right, isosceles
C. acute, equilateral D. acute, ... | {"url":"http://www.glencoe.com/sec/math/studytools/cgi-bin/msgQuiz.php4?isbn=0-07-829633-1&chapter=10&lesson=4&headerFile=4&state=in","timestamp":"2014-04-21T07:50:57Z","content_type":null,"content_length":"15487","record_id":"<urn:uuid:5f9786f0-5a8d-489a-b823-a54a4b03bb48>","cc-path":"CC-MAIN-2014-15/segments/13976095... |
Math Forum Discussions - Re: Plausibility Arguments
Date: Mar 13, 1997 6:47 PM
Author: Ted Alper
Subject: Re: Plausibility Arguments
(By coincidence, my previous post made reference to a proof that all
triangles were isosceles and I was thinking of the very one Andre
posted... Of course, I did recently read the book "M... | {"url":"http://mathforum.org/kb/plaintext.jspa?messageID=1461123","timestamp":"2014-04-16T23:05:49Z","content_type":null,"content_length":"2051","record_id":"<urn:uuid:3f53ab14-3562-4285-b1ad-f2ed89af0052>","cc-path":"CC-MAIN-2014-15/segments/1397609525991.2/warc/CC-MAIN-20140416005205-00242-ip-10-147-4-33.ec2.internal... |
Homework Help
Posted by Mark on Tuesday, March 23, 2010 at 4:47pm.
Use the given function values and trigonometric identities (including the relationship between a trigonometric function and its cofunction of a complementary angle) to find the indicated
trigonometric functions.
sec Q = 5 tan = 2sqrt6
a) cos Q b) cotQ
c... | {"url":"http://www.jiskha.com/display.cgi?id=1269377222","timestamp":"2014-04-21T03:40:29Z","content_type":null,"content_length":"9226","record_id":"<urn:uuid:a7b3aea8-649c-45c8-973a-a2592db12f19>","cc-path":"CC-MAIN-2014-15/segments/1397609539447.23/warc/CC-MAIN-20140416005219-00363-ip-10-147-4-33.ec2.internal.warc.gz... |
Friday, April 18, 2014
Here's another from xkcd.com, on our "good graphics" theme.
Monday, April 14, 2014
Time for something light. Check out xkcd.com, "A webcomic of romance, sarcasm, math, and language," written by a literate former NASA engineer. Really fine stuff. Thanks to my student M.D. for
introducing me to it.... | {"url":"http://www.fxdiebold.blogspot.com/","timestamp":"2014-04-19T22:19:12Z","content_type":null,"content_length":"144880","record_id":"<urn:uuid:57999eeb-116b-4ffc-b32e-be81ec474f44>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MAIN-20140416005217-00245-ip-10-147-4-33.ec2.internal.warc.gz"} |
Premultiply transform functions before interpolation on unequal transform function primitives
Resolve if current spec behavior or the behavior suggested by Mozilla should be chosen.
If two transforms lists should be interpolated but transform function pairs don't equal, the spec currently wants the UA to premultipl... | {"url":"http://wiki.csswg.org/topics/transform-interpolation","timestamp":"2014-04-21T12:52:27Z","content_type":null,"content_length":"10337","record_id":"<urn:uuid:f709e6eb-a009-4d6b-bfaf-f4a74b517b64>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00347-ip-10-147-4-33.ec2.internal.w... |
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Say the total sum s, the common difference d and the last term... | {"url":"http://openstudy.com/updates/4f2626cee4b0a2a9c267507b","timestamp":"2014-04-18T16:29:15Z","content_type":null,"content_length":"25441","record_id":"<urn:uuid:72e2ee02-91aa-443b-9edf-30b7f4ce859c>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00523-ip-10-147-4-33.ec2.internal.w... |
Geometry Tutors
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Parabola and Line Intersection Points
March 14th 2009, 10:29 PM #1
Junior Member
Dec 2007
Parabola and Line Intersection Points
Here is the problem:
A graphic designer draws a logo involving a parabola ‘sitting’ in a V shape on a set of axes as shown at right.
Find the equation of the parabola, given it... | {"url":"http://mathhelpforum.com/pre-calculus/78737-parabola-line-intersection-points.html","timestamp":"2014-04-16T05:23:28Z","content_type":null,"content_length":"62050","record_id":"<urn:uuid:278b26cb-016f-4e8d-8c06-8f974463579f>","cc-path":"CC-MAIN-2014-15/segments/1397609521512.15/warc/CC-MAIN-20140416005201-00105... |
[FOM] Machine-checkable proofs: NP, or worse?
Mitch Harris maharri at gmail.com
Fri Jun 22 09:50:52 EDT 2007
On 6/20/07, someone wrote:
> On Monday 18 June 2007 00:21, Mitch Harris wrote:
> > Since 'winnability in nxn checkers' is in PSPACE', the
> > proof/calculation for 8x8 might be bad. And even if some one claims t... | {"url":"http://www.cs.nyu.edu/pipermail/fom/2007-June/011681.html","timestamp":"2014-04-20T20:58:49Z","content_type":null,"content_length":"4350","record_id":"<urn:uuid:74f99227-ab70-41dd-81d8-a1f4b1cb1582>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00011-ip-10-147-4-33.ec2.interna... |
December 29th 2009, 01:46 AM #1
Dec 2008
hello i'm new to things like these and I need your help guys:
two construction companies make bids of X and Y on a remodeling project.The joint p.d.f of X and Y is uniform on the space 2<x<2.5 2<y<2.3
If X and Y are within 0.1 of each other,the companies will be ... | {"url":"http://mathhelpforum.com/statistics/121867-probability.html","timestamp":"2014-04-24T00:29:06Z","content_type":null,"content_length":"71302","record_id":"<urn:uuid:c81748ed-a4ca-4556-b1af-9ef83202172b>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00633-ip-10-147-4-33.ec2.inte... |
Nested Squares NetLogo Model
Produced for the book series "Exercises for Artificial Intelligence";
Author: W. J. Teahan; Publisher: Ventus Publishing Aps, Denmark.
powered by NetLogo
view/download model file: Nested-Squares.nlogo
WHAT IS IT?
This model is provided as a solution for Exercise 3.6.8 for the Exercises for ... | {"url":"http://files.bookboon.com/ai/Nested-Squares.html","timestamp":"2014-04-16T04:41:09Z","content_type":null,"content_length":"55339","record_id":"<urn:uuid:24ad6ced-9974-4b97-a156-28ffcf0ed213>","cc-path":"CC-MAIN-2014-15/segments/1397609521512.15/warc/CC-MAIN-20140416005201-00353-ip-10-147-4-33.ec2.internal.warc.... |
Find the value(s) of c guaranteed by Rolle's Theorem for f(x)= x^2 +3x on [0,2] - WyzAnt Answers
How do you solve this and which answer choice is right and why?
a) c= -3/2
b) c= 0,3
c) Rolle's Theorem does not apply as f is not continuous on [0,2]
d) Rolle's Theorem does not apply as f(0) does not equal f(2)
e) none of... | {"url":"http://www.wyzant.com/resources/answers/3193/find_the_value_s_of_c_guaranteed_by_rolle_s_theorem_for_f_x_x_2_3x_on_0_2","timestamp":"2014-04-24T21:16:48Z","content_type":null,"content_length":"37632","record_id":"<urn:uuid:f259e35f-6010-4dfc-ac21-bbed657523b3>","cc-path":"CC-MAIN-2014-15/segments/1398223206770.... |
Advanced Functions (dont run away) need help badly
October 3rd 2009, 10:06 AM #1
Junior Member
Oct 2009
Advanced Functions (dont run away) need help badly
1. Find the number of digits in the expansion of (2^120)(5^125) without any calculator or computer.
2. Find the coordinates of the two points that trisec... | {"url":"http://mathhelpforum.com/pre-calculus/105849-advanced-functions-dont-run-away-need-help-badly.html","timestamp":"2014-04-19T07:33:07Z","content_type":null,"content_length":"56622","record_id":"<urn:uuid:6a238edf-053b-4987-8206-6a55ff07d3a7>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-2014... |
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Topic: Learning and Mathematics: Papert, mathetics (repost)
Replies: 29 Last Post: Nov 19, 1995 4:46 PM
... | {"url":"http://mathforum.org/kb/thread.jspa?threadID=350857&messageID=1075457","timestamp":"2014-04-16T19:54:23Z","content_type":null,"content_length":"51612","record_id":"<urn:uuid:7c5d0e2b-1e6d-461f-a769-9a3bc08b0de6>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204-00356-ip-10-147-4-... |
CS timeline voting: the results are in!
The top ten:
1. Euclid’s Elements: 116 votes
2. Turing’s “On Computable Numbers”: 110 votes
3. Gödel’s Incompleteness Theorem: 107 votes
4. Gödel’s P vs. NP Letter to von Neumann: 106 votes
5. George Boole’s Logic: 88 votes
6. Shor’s Algorithm: 88 votes
7. Wikipedia: 85 votes
8. ... | {"url":"http://www.scottaaronson.com/blog/?p=608","timestamp":"2014-04-17T03:56:33Z","content_type":null,"content_length":"27937","record_id":"<urn:uuid:5c757fea-211c-4bc9-b0f1-cccab71ca070>","cc-path":"CC-MAIN-2014-15/segments/1397609526252.40/warc/CC-MAIN-20140416005206-00443-ip-10-147-4-33.ec2.internal.warc.gz"} |
Can Mutuality Be Expressed in OWL?
Imagine I have a property :loves that is not :Symmetric and I'm working in the following closed "space"
:Naoko :loves :Sato .
:Sato :loves :Naoko .
:Ryooko :loves :Naoko .
I can the express this idea in a pidgin of first order logic
AND(:A :loves :B,:B :loves :A) -> :A :... | {"url":"http://answers.semanticweb.com/questions/12550/can-mutuality-be-expressed-in-owl","timestamp":"2014-04-21T12:26:48Z","content_type":null,"content_length":"54340","record_id":"<urn:uuid:4e5456e2-00fe-499a-a5e4-b2754e5ceb7a>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-20140423032002-00322-i... |
Catalan number question (possibly)
June 1st 2013, 10:14 PM #1
Junior Member
Feb 2011
Catalan number question (possibly)
A group of 2n people are seated around a circular table. In how many ways can they shake hands simultaneously so that every participant shakes hands with another and no handshakes cross other
... | {"url":"http://mathhelpforum.com/discrete-math/219515-catalan-number-question-possibly.html","timestamp":"2014-04-17T05:00:55Z","content_type":null,"content_length":"29921","record_id":"<urn:uuid:fab05383-3cce-479a-adbc-950dd7b183b9>","cc-path":"CC-MAIN-2014-15/segments/1397609526252.40/warc/CC-MAIN-20140416005206-0058... |
Hasbrouck Heights Math Tutor
...Depending on the subject (and especially for computer subjects) before the first session, I will ask that we speak on the phone and will request the student send me via email information
regarding materials we'll be going over (syllabus, homework assignments, past exams). Feel free t... | {"url":"http://www.purplemath.com/hasbrouck_heights_nj_math_tutors.php","timestamp":"2014-04-20T16:36:44Z","content_type":null,"content_length":"24063","record_id":"<urn:uuid:1054c7a6-ed85-4ee8-91d3-c11690380130>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-20140416005218-00389-ip-10-147-4-33.ec2.... |
Regression for Categorical Data
Regression for Categorical Data is a fine mathematical statistics book.
The standard topics of univariate and multivariate logit and probit models, in all their full mathematical detail, are presented well, if a little dryly. Interesting additional topics including
regularization, tree b... | {"url":"http://www.maa.org/publications/maa-reviews/regression-for-categorical-data","timestamp":"2014-04-16T06:15:32Z","content_type":null,"content_length":"96986","record_id":"<urn:uuid:6dfa0f54-748b-4492-b963-8bb0fccd6e05>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00031-ip-10-1... |
A standard deviation question
February 11th 2011, 10:44 AM #1
Feb 2011
A standard deviation question
I am a conceptual person, so it helps me to understand if I know why we are dong things. In a standard deviation we square the mean and then add it all up. My question is, why do we square the
difference sco... | {"url":"http://mathhelpforum.com/statistics/170920-standard-deviation-question.html","timestamp":"2014-04-16T05:13:31Z","content_type":null,"content_length":"44187","record_id":"<urn:uuid:5eaef6c5-3065-463f-b975-88c9a18c3ffd>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00360-ip-10-... |
Each of 435 bags contains at least one of the following
Author Message
Each of 435 bags contains at least one of the following [#permalink] 20 Feb 2012, 12:12
This post received
... | {"url":"http://gmatclub.com/forum/each-of-435-bags-contains-at-least-one-of-the-following-127872.html","timestamp":"2014-04-19T15:24:54Z","content_type":null,"content_length":"217908","record_id":"<urn:uuid:0a8fb3f0-99e1-4489-9a6f-7473c9a50534>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-201404160... |
Finance:Time value of money,net present value etc,
1. 277514
Finance:Time value of money,net present value etc,
1. The primary advantage of the proprietor form of business over the corporate form is:
a. ease of raising capital (money)
b. avoidance of double taxation
c. unlimited life
d. limited liability
2. All of... | {"url":"https://brainmass.com/business/net-present-value/277514","timestamp":"2014-04-18T10:46:10Z","content_type":null,"content_length":"40872","record_id":"<urn:uuid:681afc86-7dcb-4370-85a8-dde2d624b573>","cc-path":"CC-MAIN-2014-15/segments/1397609533308.11/warc/CC-MAIN-20140416005213-00059-ip-10-147-4-33.ec2.interna... |
Vineland Science Tutor
Find a Vineland Science Tutor
...GMAT. I just took the GMAT in October 2013 and scored a 770 (99th percentile). I can teach both the quantitative and the verbal section. Computer ProgrammingAs an electrical engineering
graduate I have significant experience in programming.
15 Subjects: incl... | {"url":"http://www.purplemath.com/Vineland_Science_tutors.php","timestamp":"2014-04-16T07:28:47Z","content_type":null,"content_length":"24050","record_id":"<urn:uuid:f6d2b283-c549-412f-95dd-90fb80a78faa>","cc-path":"CC-MAIN-2014-15/segments/1397609521558.37/warc/CC-MAIN-20140416005201-00316-ip-10-147-4-33.ec2.internal.... |
Alamo, CA Algebra 1 Tutor
Find an Alamo, CA Algebra 1 Tutor
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Re: Diagonal Movement
Tue, 27 Sep 94 12:35:15 EDT
Operating System: HP-UX A.09.01 A
Mailer: Elm [revision: 70.85]
> > Intuition suggests that, under most circumstance, they should pass
> > each other. Our real life experiences reinforce this. However, given
> > the current movement rules in Olympia, unit [a] could move... | {"url":"http://www.pbm.com/oly/archive/design94/0759.html","timestamp":"2014-04-21T14:45:37Z","content_type":null,"content_length":"3583","record_id":"<urn:uuid:b344979c-b80c-434c-9ebe-4fc327115fba>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-20140416005220-00025-ip-10-147-4-33.ec2.internal.warc.... |
Mix System Elaborated at 600
Advances in Materials Science and Engineering
Volume 2012 (2012), Article ID 452383, 11 pages
Research Article
Electrical Properties of a CeO[2]-Mix System Elaborated at 600^∘C
^1Institut Matériaux Microélectronique et Nanosciences de Provence, IM2NP, UMR CNRS 7334, Université du Sud Toulon... | {"url":"http://www.hindawi.com/journals/amse/2012/452383/","timestamp":"2014-04-16T05:32:50Z","content_type":null,"content_length":"262223","record_id":"<urn:uuid:f279b043-8e5b-4ab0-b618-9f3d6feb4fad>","cc-path":"CC-MAIN-2014-15/segments/1397609521512.15/warc/CC-MAIN-20140416005201-00200-ip-10-147-4-33.ec2.internal.war... |
Summary: T
he success of pricing models is often measured by the extent to which
closed-form solutions of the Black-Scholes type are available for the
basic payouts. Analytic tractability is often crucial for the calibration
to market data and is helpful for implementing numerical algorithms for
exotics. Extensions of ... | {"url":"http://www.osti.gov/eprints/topicpages/documents/record/981/2107435.html","timestamp":"2014-04-19T01:50:08Z","content_type":null,"content_length":"8548","record_id":"<urn:uuid:3066965f-5f79-435d-b100-18a0d38f82c0>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-00341-ip-10-147-4... |
A201252 - OEIS
A201252 Initial primes in prime septuplets (p, p+2, p+8, p+12, p+14, p+18, p+20) preceding the maximal gaps in A201251. 3
5639, 88799, 284729, 1146779, 8573429, 24001709, 43534019, 87988709, 157131419, 522911099, 706620359, 1590008669, 2346221399, 3357195209, 11768282159, 30717348029, 33788417009, 62... | {"url":"http://oeis.org/A201252","timestamp":"2014-04-16T19:07:38Z","content_type":null,"content_length":"16345","record_id":"<urn:uuid:628ff63b-b57a-4f5a-90e8-661a40360a35>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204-00149-ip-10-147-4-33.ec2.internal.warc.gz"} |
Post a reply
hi 295Ja
Here is an example where 'cross-multiplying' has been done incorrectly.
Student remembers about cross multiplying, but does it incorrectly:
It is because of this sort of mistake that teachers advise against using cross multiplication.
I prefer to teach 'multiply every term by the same amount', so ... | {"url":"http://www.mathisfunforum.com/post.php?tid=18012&qid=227853","timestamp":"2014-04-21T02:08:29Z","content_type":null,"content_length":"28140","record_id":"<urn:uuid:f149de9b-8449-48fb-8c31-b70522e35861>","cc-path":"CC-MAIN-2014-15/segments/1398223206147.1/warc/CC-MAIN-20140423032006-00631-ip-10-147-4-33.ec2.inte... |
Re: The NABT controversy
Christopher Morbey (cmorbey@vanisle.net)
Tue, 17 Feb 1998 11:23:08 -0800
Moorad Alexanian wrote:
> Dear Loren,
> In quantum mechanics there is a dynamical theory that indicates the possible
> outcomes of given experimental measurements and the associated probabilities
> for such outcomes. Can s... | {"url":"http://www2.asa3.org/archive/asa/199802/0264.html","timestamp":"2014-04-16T10:50:01Z","content_type":null,"content_length":"4221","record_id":"<urn:uuid:1c1697b7-27bd-478d-859c-f2ada0418240>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00075-ip-10-147-4-33.ec2.internal.warc.... |
Is 1/4 oz. the same as .25 ounces?
You asked:
Is 1/4 oz. the same as .25 ounces?
Say hello to Evi
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Arcadia, CA Algebra 1 Tutor
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Math Forum Discussions - Re: [ap-stat] when sigma is known
Date: Feb 18, 2011 9:32 AM
Author: dstarnes@lawrenceville.org
Subject: Re: [ap-stat] when sigma is known
There has been such an emphasis on this listserv about the mantra "z is
for proportions, t is for means" that we may have gone a little overboard!
The more... | {"url":"http://mathforum.org/kb/plaintext.jspa?messageID=7387707","timestamp":"2014-04-16T04:54:51Z","content_type":null,"content_length":"5285","record_id":"<urn:uuid:e251d9c7-b72d-4e81-a37f-3468a11c7547>","cc-path":"CC-MAIN-2014-15/segments/1397609521512.15/warc/CC-MAIN-20140416005201-00657-ip-10-147-4-33.ec2.interna... |
question #5297
physics question #5297
Peter Schwarz, a 67 year old male from Toronto asks on June 1, 2011,
I understand that even in a finite volume, there are an infinite number of points. Why does the Planck area not apply here?
viewed 5553 times
the answer
William George Unruh
answered on June 1, 2011,
Yes, any vo... | {"url":"http://www.science.ca/askascientist/viewquestion.php?qID=5297","timestamp":"2014-04-17T04:06:22Z","content_type":null,"content_length":"17194","record_id":"<urn:uuid:f2ddf74a-79ba-4a0b-b308-90b743e22873>","cc-path":"CC-MAIN-2014-15/segments/1397609526252.40/warc/CC-MAIN-20140416005206-00464-ip-10-147-4-33.ec2.i... |
Geometric abelian class field theory
up vote 7 down vote favorite
There is a very nice geometric proof of Deligne for the Artin Reciprocity in the geometric setting, namely for a smooth, projective, geometrically irreducible curve $C$ over a finite field $\mathbb
{F}_{q}$, with function field $K=k(C)$, and idele group ... | {"url":"http://mathoverflow.net/questions/54895/geometric-abelian-class-field-theory?sort=newest","timestamp":"2014-04-17T21:46:15Z","content_type":null,"content_length":"55598","record_id":"<urn:uuid:16d1af98-c903-42b7-bbdc-48e616817677>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212... |
Information Processing
The two figures below (click for larger versions) are taken from the
Brookings report
by Gordon, Kane and Staiger: Identifying Effective Teachers Using Performance on the Job. The report has received a lot of attention recently thanks to Malcolm Gladwell's New Yorker
. Both are worth a look if yo... | {"url":"http://infoproc.blogspot.com/2008/12/teaching-effectiveness.html","timestamp":"2014-04-20T08:16:03Z","content_type":null,"content_length":"144583","record_id":"<urn:uuid:1c028e3b-5c61-4439-b315-7eca8b261620>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/warc/CC-MAIN-20140416005218-00663-ip-10-147-4-33.ec... |
Panorama City Trigonometry Tutor
...I know how to approach a problem and explain to students so they can do it. I have worked in High School and middle school as a math tutor and I have seen first hand how students are struggling
with even the easy notion of solving an equation. When I questioned them I saw that th... | {"url":"http://www.purplemath.com/Panorama_City_trigonometry_tutors.php","timestamp":"2014-04-19T17:23:01Z","content_type":null,"content_length":"24530","record_id":"<urn:uuid:630768de-430e-443a-afb5-e5228dca82db>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-00397-ip-10-147-4-33.ec2... |
Standard errors of forecasts in dynamic simulation of nonlinear econometric models: some empirical results
Bianchi, Carlo and Calzolari, Giorgio (1983): Standard errors of forecasts in dynamic simulation of nonlinear econometric models: some empirical results. Published in: Time Series Analysis: Theory
and Practice, ed... | {"url":"http://mpra.ub.uni-muenchen.de/22657/","timestamp":"2014-04-20T13:24:45Z","content_type":null,"content_length":"31957","record_id":"<urn:uuid:c150d8a9-dd37-46d0-ac5f-405e554a0d3b>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416005218-00353-ip-10-147-4-33.ec2.internal.warc.gz"} |
Can' compile numpy 1.02rc3 on OSX 10.3.9
Markus Rosenstihl markusro at element.fkp.physik.tu-darmstadt.de
Fri Oct 20 06:13:49 CDT 2006
Am 20.10.2006 um 02:53 schrieb Jay Parlar:
>> Hi!
>> I try to compile numpy rc3 on Panther and get following errors.
>> (I start build with "python2.3 setup.py build" to be sure to use ... | {"url":"http://mail.scipy.org/pipermail/numpy-discussion/2006-October/011674.html","timestamp":"2014-04-16T17:01:15Z","content_type":null,"content_length":"9227","record_id":"<urn:uuid:15c84318-1d3d-41f7-af26-b090052b4e03>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00582-ip-10-147... |
Sausalito Precalculus Tutor
...I have taught economics, operations research and finance related courses. I have acted as a tutor for MBA students in every course they took in their graduate school curriculum. I have a strong
background in statistics and econometrics.
49 Subjects: including precalculus, calculus, ... | {"url":"http://www.purplemath.com/Sausalito_Precalculus_tutors.php","timestamp":"2014-04-16T13:15:29Z","content_type":null,"content_length":"24168","record_id":"<urn:uuid:952e9fcb-b3f8-4272-af39-709a13c742e2>","cc-path":"CC-MAIN-2014-15/segments/1397609523429.20/warc/CC-MAIN-20140416005203-00499-ip-10-147-4-33.ec2.inte... |
Is there any easy way to find the remainders of very large integer divisions?
May 23rd 2011, 10:13 PM #1
May 2011
Is there any easy way to find the remainders of very large integer divisions?
Hi all, I am Chaitanya, I am preparing for GRE, unfortunately I am poor at mathematics. But with some help I can underst... | {"url":"http://mathhelpforum.com/number-theory/181448-there-any-easy-way-find-remainders-very-large-integer-divisions.html","timestamp":"2014-04-17T11:09:34Z","content_type":null,"content_length":"75020","record_id":"<urn:uuid:810a7471-b9b7-4ab4-9a22-932e266b49b9>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/w... |
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find an equation of the tangent line to curve at the given poi... | {"url":"http://openstudy.com/updates/5105d771e4b03186c3f9dae8","timestamp":"2014-04-21T12:21:44Z","content_type":null,"content_length":"71898","record_id":"<urn:uuid:52d5d2d3-b46b-4807-bd0f-1c654bfcec84>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00541-ip-10-147-4-33.ec2.internal.... |
Mathematical Theory of Networks & Systems -
July 28-August 1, 2008 -
The Inn at Virginia Tech and Skelton Conference Center -
Blacksburg, Virginia
Eighteenth International symposium on Mathematical Theory of Networks and Systems (MTNS2008)
In cooperation with the Society for
Industrial and Applied Mathematics ... | {"url":"http://www.cpe.vt.edu/mtns08/","timestamp":"2014-04-18T21:13:13Z","content_type":null,"content_length":"9370","record_id":"<urn:uuid:2d3a6633-3e04-4d6f-b25c-7d9a53f91ec9>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.9/warc/CC-MAIN-20140416005215-00240-ip-10-147-4-33.ec2.internal.warc.gz"} |
Differentiation of Exponential Functions: 37,500^e10/8 - My Math Forum
November 2nd, 2013, 07:50 AM #3
Senior Member Re: Differentiation of Ex... | {"url":"http://mymathforum.com/calculus/39275-differentiation-exponential-functions-37-500-e10-8-a.html","timestamp":"2014-04-20T21:29:52Z","content_type":null,"content_length":"33530","record_id":"<urn:uuid:865274c2-21df-4c5d-a9c7-70f62e95cba9>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-2014042... |
Matrix Spectra with Troublesome Trigonometric Term
June 25th 2010, 01:07 AM
Matrix Spectra with Troublesome Trigonometric Term
I’m trying to find the spectra (eigenvalues) of matrix
$A = \[ \left( \begin{array}{ccc}<br /> cos(x) & -sin(x) & 0 \\<br /> sin(x) & cos(x) & 0 \\<br /> 0 & 0 & 1 \end{array} \right)\]... | {"url":"http://mathhelpforum.com/differential-geometry/149317-matrix-spectra-troublesome-trigonometric-term-print.html","timestamp":"2014-04-18T23:15:55Z","content_type":null,"content_length":"18784","record_id":"<urn:uuid:fc099d9c-2127-4e8b-a884-badf52c89940>","cc-path":"CC-MAIN-2014-15/segments/1397609535535.6/warc/C... |
(a) From The Multiple Angle Formulas For Cosines... | Chegg.com
(a) From the multiple angle formulas for cosines and sines, we see that
(b) Applying the three-term recurrence for Chebyshev polynomials, starting with T[0] (t) = 1 and T[1](t) = t, we have
(c) Substituting the expression for the roots into the definition ... | {"url":"http://www.chegg.com/homework-help/multiple-angle-formulas-cosines-sines-see-b-applying-three-t-chapter-7-problem-13-solution-9780072399103-exc","timestamp":"2014-04-18T04:13:12Z","content_type":null,"content_length":"24152","record_id":"<urn:uuid:422aaf6a-48a7-4401-b8b5-c4b65f149c37>","cc-path":"CC-MAIN-2014-1... |
Susanna Epp Homepage
Susanna S. Epp
Vincent de Paul Professor of Mathematical Sciences
Contact Information
Mailing Address:
Department of Mathematical Sciences
DePaul University
2320 N. Kenmore
Chicago, IL 60614
Office: Schmidt Academic Center 520
Telephone: (773) 325-4880
Fax: (773) 325-7807
E-mail: sepp followe... | {"url":"http://condor.depaul.edu/sepp/","timestamp":"2014-04-17T09:34:12Z","content_type":null,"content_length":"39331","record_id":"<urn:uuid:a86144e2-2c68-443c-a0a5-9d299f14f5da>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-20140416005220-00295-ip-10-147-4-33.ec2.internal.warc.gz"} |
Department of Mathematical Sciences
Submissions from 1991
A presentation of the free group on finitely many generators in the variety generated by Dm, Michael H. Albert and David Patrick
Anisotropic motion of a phase interface, Sigurd B. Angenent and Morton E. Gurtin
Co-volume methods for degenerate parabolic problems,... | {"url":"http://repository.cmu.edu/math/index.4.html","timestamp":"2014-04-18T15:47:17Z","content_type":null,"content_length":"67447","record_id":"<urn:uuid:c0572169-7b7a-4ad3-abfd-29a97c6ba2ec>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00513-ip-10-147-4-33.ec2.internal.warc.gz"} |
Spintronics is a new paradigm for electronics which utilizes the electron's spin in addition to its charge for device functionality. The primary areas for potential applications are information
storage, computing, and quantum information. In terms of materials, the study of spin in solids now includes metallic multilay... | {"url":"http://www.asdn.net/asdn/electronics/spintronics.shtml","timestamp":"2014-04-18T21:25:32Z","content_type":null,"content_length":"31182","record_id":"<urn:uuid:98bb9ebf-9184-4421-99e9-b4a2bca02032>","cc-path":"CC-MAIN-2014-15/segments/1398223202457.0/warc/CC-MAIN-20140423032002-00003-ip-10-147-4-33.ec2.internal.... |
A limit to Shoenfield Absoluteness
up vote 12 down vote favorite
Shoenfield's Absoluteness Theorem states that if $\phi$ is any $\Sigma^1_2$ sentence of second-order arithmetic, then $\phi$ is absolute between any two models of $ZF$ which share the same ordinals.
This means that such $\phi$ are unaffected by forcing, o... | {"url":"https://mathoverflow.net/questions/71965/a-limit-to-shoenfield-absoluteness","timestamp":"2014-04-18T10:48:05Z","content_type":null,"content_length":"63247","record_id":"<urn:uuid:8b068e5d-db64-4dc6-8850-04b628223324>","cc-path":"CC-MAIN-2014-15/segments/1397609533308.11/warc/CC-MAIN-20140416005213-00113-ip-10-... |
[FOM] Reflection Principles and Proof Speed-up
Ilya Tsindlekht eilya497 at 013.net
Fri Jun 8 03:09:11 EDT 2007
On Thu, May 31, 2007 at 07:09:05PM -0400, Richard Heck wrote:
> hendrik at topoi.pooq.com wrote:
> > On Wed, May 30, 2007 at 04:41:25PM +0100, Rob Arthan wrote:
> >
> >> Several people in the mechanized the... | {"url":"http://www.cs.nyu.edu/pipermail/fom/2007-June/011656.html","timestamp":"2014-04-16T22:12:55Z","content_type":null,"content_length":"4237","record_id":"<urn:uuid:bada74bd-3109-45ec-b1c3-115a8dc4652c>","cc-path":"CC-MAIN-2014-15/segments/1397609525991.2/warc/CC-MAIN-20140416005205-00203-ip-10-147-4-33.ec2.interna... |
Help with canvas
Join Date
Oct 2008
Rep Power
alright im having trouble getting this program to work correctly im sure its one of my equations but im not real good with trig and it works up to a point.
the goal: make a random number of dots that circle around a center point (int this cas... | {"url":"http://www.java-forums.org/new-java/12857-help-canvas.html","timestamp":"2014-04-16T20:23:42Z","content_type":null,"content_length":"110497","record_id":"<urn:uuid:b00a2347-928f-4a96-93f5-cc9c8cae7753>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204-00029-ip-10-147-4-33.ec2.int... |
Tenafly Geometry Tutor
Find a Tenafly Geometry Tutor
...I have worked for several tutoring organizations and privately tutored high school students on a one to one basis. This is my 3rd year with WyzAnt and am currently working with 6 different
students in Pre Algebra, Algebra 1, Geometry and Trig. I feel that my s... | {"url":"http://www.purplemath.com/Tenafly_geometry_tutors.php","timestamp":"2014-04-17T21:26:50Z","content_type":null,"content_length":"23871","record_id":"<urn:uuid:7b75f69d-a352-443e-823b-94700a8730d4>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00340-ip-10-147-4-33.ec2.internal.... |
Arcadia, CA Algebra 1 Tutor
Find an Arcadia, CA Algebra 1 Tutor
...It is so rewarding to work with students to help them gain confidence and see improvement in their grades in a subject they are having difficulty with. I greatly enjoy helping students connect
with math to help them gain the confidence they need to ... | {"url":"http://www.purplemath.com/Arcadia_CA_algebra_1_tutors.php","timestamp":"2014-04-18T00:52:56Z","content_type":null,"content_length":"24259","record_id":"<urn:uuid:b944cea1-87e2-48bb-938b-201be8461d6a>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00659-ip-10-147-4-33.ec2.inter... |
Re: st: three level variance components using xtmixed
[Date Prev][Date Next][Thread Prev][Thread Next][Date index][Thread index]
Re: st: three level variance components using xtmixed
From "Huseyin Tastan" <hntastan@hotmail.com>
To statalist@hsphsun2.harvard.edu
Subject Re: st: three level variance components us... | {"url":"http://www.stata.com/statalist/archive/2006-08/msg00413.html","timestamp":"2014-04-24T06:23:09Z","content_type":null,"content_length":"8292","record_id":"<urn:uuid:8f3c6948-9799-4143-b556-4ab96408e4a6>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-00230-ip-10-147-4-33.ec2.inte... |
4.2 - Uni-polar stepper motors
A uni-polar stepper motor looks like this:
The only difference is that each of the coils now has 3 wires and will normally there have 6 leads. The new wire on each coil is called a ‘centre tap’ and is connected to the middle of the coil. If
you have no documentation on your motor then us... | {"url":"http://www.societyofrobots.com/member_tutorials/book/export/html/127","timestamp":"2014-04-18T00:20:56Z","content_type":null,"content_length":"4587","record_id":"<urn:uuid:d984ca3b-f7e3-4602-aa9e-435f38fed173>","cc-path":"CC-MAIN-2014-15/segments/1397609532374.24/warc/CC-MAIN-20140416005212-00394-ip-10-147-4-33... |
stratification structure
up vote 2 down vote favorite
Let $M$ be a smooth manifold on which $G$ acts smoothly, where $G$ is a compact Lie group. Suppose that $X=\bigcup_iS_i\subset M$ is a Whitney stratification with $G$-invariant strata, i.e. every
stratum $S_i$ is a $G$-invariant submanifold of $M$. Then we have $$X/... | {"url":"http://mathoverflow.net/questions/133510/stratification-structure","timestamp":"2014-04-16T13:53:31Z","content_type":null,"content_length":"44808","record_id":"<urn:uuid:4abf32be-ef5f-4339-a62b-39c0368f8985>","cc-path":"CC-MAIN-2014-15/segments/1397609523429.20/warc/CC-MAIN-20140416005203-00501-ip-10-147-4-33.e... |
From Scholarpedia
A solitary wave is a localized "wave of translation" that arises from a balance between nonlinear and dispersive effects. In most types of solitary waves, the pulse width depends on the amplitude. A
soliton is a solitary wave that behaves like a "particle", in that it satisfies the following condition... | {"url":"http://www.scholarpedia.org/article/Soliton","timestamp":"2014-04-16T19:20:20Z","content_type":null,"content_length":"113786","record_id":"<urn:uuid:159d1df7-3e23-4c1b-9134-b9aeda1e0abf>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204-00353-ip-10-147-4-33.ec2.internal.warc.gz"} |
Battlegrounds Games
Dice Pack
This free artpack for BRPG and BGE, which is intended for use in
BRPG v1.6f
or higher, contains 788 unique dice and coin graphics. These graphics are used by 128 dice of various types and colors, and the dice are organized into 16 different categories.
The primary purpose of this artpack i... | {"url":"http://battlegroundsgames.com/forums/viewtopic.php?p=19530","timestamp":"2014-04-17T00:48:34Z","content_type":null,"content_length":"66928","record_id":"<urn:uuid:e127ee36-00cc-44d5-9447-4a9162aa55a3>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20140416005206-00627-ip-10-147-4-33.ec2.inter... |
FOM: conservative extensions
Stephen G Simpson simpson at math.psu.edu
Fri Oct 9 23:24:08 EDT 1998
Robert Tragesser writes:
> The notion "conservative extension" has acquired the reality of
> centrality and powerful significance in logical investigations in
> the foundations of mathematics.
I wouldn't phrase it in e... | {"url":"http://www.cs.nyu.edu/pipermail/fom/1998-October/002301.html","timestamp":"2014-04-20T03:16:02Z","content_type":null,"content_length":"5875","record_id":"<urn:uuid:b5db4db6-1d10-4143-bd0f-b11cfd1bccbd>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-20140416005217-00532-ip-10-147-4-33.ec2.int... |
Adding two 8-bit two's complement binary numbers
Stack Overflow is a question and answer site for professional and enthusiast programmers. It's 100% free, no registration required.
What is the result (in 8-bit binary) of adding the two 8-bit two's complement numbers 10111011 and 11010101 an... | {"url":"http://stackoverflow.com/questions/7147372/adding-two-8-bit-twos-complement-binary-numbers?answertab=active","timestamp":"2014-04-18T06:30:47Z","content_type":null,"content_length":"72687","record_id":"<urn:uuid:d91cb9f3-b87d-45d9-9944-5b6f67b7c363>","cc-path":"CC-MAIN-2014-15/segments/1397609532573.41/warc/CC-... |
Brian Reviews a $15 180man
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Aug 14th, 2011
Small Stakes
Teaching Method:
Replayed Hands
Full Ring
2556 Views
Brian reviews a $15 180man.
• Brian Reviews a $15 180man
Discussion for Brian Reviews a $15 1... | {"url":"http://www.bluefirepoker.com/videos/brian-reviews-a-15-180man/","timestamp":"2014-04-16T16:27:48Z","content_type":null,"content_length":"47293","record_id":"<urn:uuid:ed78ce0b-893e-478b-bb6a-7a5a00719160>","cc-path":"CC-MAIN-2014-15/segments/1398223204388.12/warc/CC-MAIN-20140423032004-00358-ip-10-147-4-33.ec2.... |
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Methods | Statistics | Clinical | Educational | Industrial | Professional items | World psychology |
Statistics: Scientific method · Research methods · ... | {"url":"http://psychology.wikia.com/wiki/Stanines?direction=prev&oldid=95343","timestamp":"2014-04-19T00:19:27Z","content_type":null,"content_length":"60273","record_id":"<urn:uuid:e8d5e30d-58da-47c2-8535-509eb120eed6>","cc-path":"CC-MAIN-2014-15/segments/1397609535535.6/warc/CC-MAIN-20140416005215-00508-ip-10-147-4-33... |
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Here's the question you clicked on:
Radicals & Exponents
• one year ago
• one year ago
Your qu... | {"url":"http://openstudy.com/updates/50f8b3d1e4b027eb5d9a4791","timestamp":"2014-04-20T11:02:27Z","content_type":null,"content_length":"54022","record_id":"<urn:uuid:9eed4335-5600-42e6-9c40-a7e5e3c2ca0b>","cc-path":"CC-MAIN-2014-15/segments/1397609538423.10/warc/CC-MAIN-20140416005218-00039-ip-10-147-4-33.ec2.internal.... |
RE: st: Restricting range of values in a graph
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
RE: st: Restricting range of values in a graph
From "Nick Cox" <n.j.cox@durham.ac.uk>
To <statalist@hsphsun2.harvard.edu>
Subject RE: st: Restricting range of values in a graph
Date Thu, ... | {"url":"http://www.stata.com/statalist/archive/2009-07/msg00667.html","timestamp":"2014-04-21T07:30:52Z","content_type":null,"content_length":"8815","record_id":"<urn:uuid:c113f835-1a5a-4e13-8b9a-be0890aed763>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00609-ip-10-147-4-33.ec2.inte... |
Covariant Derivative Chain Rule
up vote 6 down vote favorite
I'm looking for a resource regarding the chain rule for covariant derivatives.
The closest version I've seen is the one regarding differentials of maps: If F and G are differential maps, then $d(G \circ F)_p=dG_{F(p)} \circ dF_{p}$
(From deCarmo's Differentia... | {"url":"http://mathoverflow.net/questions/68097/covariant-derivative-chain-rule","timestamp":"2014-04-21T15:14:31Z","content_type":null,"content_length":"43075","record_id":"<urn:uuid:d0761a4a-d3bd-4eb1-836a-38d93d43a03e>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-20140416005220-00016-ip-10-147-... |
Atomic Structure
Atomic Structure: IIT JEE and AIEEE Physics FREE Video Lectures
Numerous times when you would have asked for advice about the important chapters of IIT JEE Physics syllabus, people would have suggested Mechanics, Electricity and Magnetism and so on without
blinking once. That advice is not bad, however... | {"url":"http://crackiitjee.com/video-lectures/2011/09/13/atomic-structure-iit-jee-aieee-physics-free-video-lectures/","timestamp":"2014-04-16T10:20:13Z","content_type":null,"content_length":"85282","record_id":"<urn:uuid:4a8865b7-ed8b-499f-8b89-a6baa6f037e3>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC... |
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My answer is C Choose the correct graph of the following syste... | {"url":"http://openstudy.com/updates/50d33d3be4b069abbb71a6dc","timestamp":"2014-04-18T10:58:14Z","content_type":null,"content_length":"48232","record_id":"<urn:uuid:0eec60eb-761b-45c5-afcf-b2d1eccd349c>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00348-ip-10-147-4-33.ec2.internal.... |
[Numpy-discussion] using FortranFile to read data from a binary Fortran file
Brennan Williams brennan.williams@visualreservoir....
Tue Nov 3 20:18:13 CST 2009
Brennan Williams wrote:
> Hi
> I'm using FortranFile on 32 bit XP.
> The first record in the file has both 32 bit integer values and double
> precision float va... | {"url":"http://mail.scipy.org/pipermail/numpy-discussion/2009-November/046371.html","timestamp":"2014-04-20T08:34:02Z","content_type":null,"content_length":"4402","record_id":"<urn:uuid:4deb4c76-47d6-4684-b827-74c642cfe9a4>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/warc/CC-MAIN-20140416005218-00191-ip-10-147... |
Physics Forums - View Single Post - Beat signals
Thanks. I guess we are interested in the power, since that is what we measure. So I get
cos(ωt) . cos(ω+Ω)t = ½[cos(Ωt) + cos(2ω+Ω)] and
cos(ωt) . cos(ω-Ω)t = ½[cos(Ωt) + cos(2ω-Ω)].
Adding them and keeping terms at Ω gives cos(Ωt), so I get a nonzero DC-signal. Is the ... | {"url":"http://www.physicsforums.com/showpost.php?p=3814371&postcount=6","timestamp":"2014-04-17T12:48:55Z","content_type":null,"content_length":"7040","record_id":"<urn:uuid:87962452-e2ea-407d-b481-d4d532dc4411>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00077-ip-10-147-4-33.ec2.... |
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This Article
Bibliographic References
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Improved Methods for Divisible Load Distribution on k-Dimensional Meshes Using Multi-Installment
November 2007 (vol. 18 no. 11)
pp. 1618-1629
ASCII Text ... | {"url":"http://www.computer.org/csdl/trans/td/2007/11/l1618-abs.html","timestamp":"2014-04-16T23:23:33Z","content_type":null,"content_length":"60624","record_id":"<urn:uuid:ab1df6e8-3183-4810-b57e-de0a7886eddf>","cc-path":"CC-MAIN-2014-15/segments/1397609525991.2/warc/CC-MAIN-20140416005205-00296-ip-10-147-4-33.ec2.int... |
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Information Sheet
EE372: Quantization, Compression, and Classification
spring 2006 - 2007
Handouts will be made available at http://www.stanford.edu/class/ee372/handouts.html as they are produced. These include lecture notes, copies of the slides used in class, homework, a pdf version
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Thoughts on a non-linear second order problem
[itex]h''(t)=-\frac{1}{h(t)^2}, h(0) = h_0, h'(0)=v_0[/itex]
The first step is to, I think, reduce this to a fist-order problem:
[itex]h'(t)h''(t)=-h'(t)\frac{1}{h(t)^2}[/itex] --- Multiply both sides by h'(t)
[itex]h'(t)^2=\frac{1}{h(t)}+c_1[/itex] --- Integrate both sides... | {"url":"http://www.physicsforums.com/showthread.php?p=4267904","timestamp":"2014-04-16T04:35:03Z","content_type":null,"content_length":"20486","record_id":"<urn:uuid:4dce481c-ad8e-4255-9d8f-b3a94f737568>","cc-path":"CC-MAIN-2014-15/segments/1397609521512.15/warc/CC-MAIN-20140416005201-00334-ip-10-147-4-33.ec2.internal.... |
Solving the Minimum Label Spanning Tree Problem by Mathematical Programming Techniques
Advances in Operations Research
Volume 2011 (2011), Article ID 143732, 38 pages
Research Article
Solving the Minimum Label Spanning Tree Problem by Mathematical Programming Techniques
Institute of Computer Graphics and Algorithms, Vi... | {"url":"http://www.hindawi.com/journals/aor/2011/143732/","timestamp":"2014-04-18T08:39:04Z","content_type":null,"content_length":"551136","record_id":"<urn:uuid:bb67d269-6dba-4def-b953-e1bbe2733de3>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-20140423032006-00070-ip-10-147-4-33.ec2.internal.warc... |
Paul C. Buff - Inverse Square Law
Studio Flash Explained:
Inverse Square Law Inverse Square Law
The common misconception is to think that moving a light twice as far from the subject will result in half the light and a one f-stop difference in illumination.
This is incorrect.
It must be remembered that light is project... | {"url":"http://paulcbuff.com/sfe-inversesquarelaw.php","timestamp":"2014-04-20T20:54:42Z","content_type":null,"content_length":"11259","record_id":"<urn:uuid:1b5e6acc-beb3-4cfc-91be-9de3391a1854>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00281-ip-10-147-4-33.ec2.internal.warc.gz"... |
Calc 1 chapter 1 - Easy for you
August 27th 2008, 08:26 PM
Calc 1 chapter 1 - Easy for you
Course & Textbook Calculus Essential Calculus Early Transcendentals - Newest edition Chapter 1.1 Problem 18
Question Details:
A spherical balloon with radius r inches has volume V(r) = 4/3?(r^3). Find a function that ... | {"url":"http://mathhelpforum.com/calculus/46956-calc-1-chapter-1-easy-you-print.html","timestamp":"2014-04-20T10:28:48Z","content_type":null,"content_length":"3890","record_id":"<urn:uuid:e409a7ca-3611-442d-b59a-ecb88c6c38c9>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/warc/CC-MAIN-20140416005218-00498-ip-10-1... |
Wolfram Demonstrations Project
Goodness of Fit for Random Subsets
This Demonstration performs a goodness-of-fit test on a set of random samples of a given sample size from a finite population. The count for each subset is indicated by a point; the expected value
is indicated by the horizontal line. Tooltips on each sho... | {"url":"http://demonstrations.wolfram.com/GoodnessOfFitForRandomSubsets/","timestamp":"2014-04-19T22:38:44Z","content_type":null,"content_length":"43257","record_id":"<urn:uuid:49dc049a-21ae-4a82-bdf6-a20fed36aff8>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MAIN-20140416005217-00237-ip-10-147-4-33.ec... |
Mplus Discussion >> Group-based GMM
Scott posted on Sunday, October 07, 2007 - 3:33 pm
I am running growth mixture modeling analyses, specifying specific groups (e.g., male vs. female; sexual offender vs. index offender vs. nonoffender). My DVs are indexes of self report delinquency
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On N-ary Algebras, Polyvector Gauge Theories in Noncommutative Clifford Spaces and Deformation Quantization
Authors: Carlos Castro
Polyvector-valued gauge field theories in noncommutative Clifford spaces are presented. The noncommutative binary star products are associative and require the use of the Baker-Campbell-Hau... | {"url":"http://vixra.org/abs/1001.0016","timestamp":"2014-04-18T18:13:37Z","content_type":null,"content_length":"8137","record_id":"<urn:uuid:47c69eb0-17b2-4045-ad38-47f9310f70f8>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.7/warc/CC-MAIN-20140416005215-00024-ip-10-147-4-33.ec2.internal.warc.gz"} |
Classify linear or nonlinear
March 30th 2010, 12:10 AM #1
Mar 2010
Classify linear or nonlinear
I have some trouble finding out whether the equation
$t^2 R''' - 4tR'' + R' + 3R = e^t$
is linear or non-linear. My guess is that it is linear, but I cannot explain why.
Thanks in advance!
Honey $\pi$... | {"url":"http://mathhelpforum.com/differential-equations/136450-classify-linear-nonlinear.html","timestamp":"2014-04-18T22:36:22Z","content_type":null,"content_length":"34340","record_id":"<urn:uuid:d8c767be-136a-4f20-9775-bdce540357fc>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.9/warc/CC-MAIN-20140416005215-001... |
Mansfield, TX Trigonometry Tutor
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Oberwolfach Problems?
Re: Oberwolfach Problems?
Aren't those graph theory problems?
In mathematics, you don't understand things. You just get used to them.
I have the result, but I do not yet know how to get it.
All physicists, and a good many quite respectable mathematicians are contemptuous about proof. | {"url":"http://www.mathisfunforum.com/viewtopic.php?id=19121","timestamp":"2014-04-17T04:08:59Z","content_type":null,"content_length":"10572","record_id":"<urn:uuid:57efa0df-3ae3-461d-afbc-55b940099d08>","cc-path":"CC-MAIN-2014-15/segments/1397609526252.40/warc/CC-MAIN-20140416005206-00201-ip-10-147-4-33.ec2.internal.w... |
Meshfree & EFG methods
I'm looking for any material concerning meshfree methods, in particular element-free Galerkin method for solving PDEs ... haven't worked with the topic for the last couple of years and I'm
considering on doing an implementation for a "changing solution domain" PDE problem for the mechanical equil... | {"url":"http://www.physicsforums.com/showthread.php?p=378323","timestamp":"2014-04-16T10:22:05Z","content_type":null,"content_length":"19932","record_id":"<urn:uuid:520cfaa4-d901-40e3-912c-de65551d0284>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00528-ip-10-147-4-33.ec2.internal.w... |
$(0,1)$-Category theory
In a poset $P$, a top of $P$ is an element $\top$ of $P$ such that $a \leq \top$ for every element $a$. Such a top may not exist; if it does, then it is unique.
In a proset, a top may be defined similarly, but it need not be unique. (However, it is still unique up the natural equivalence in the ... | {"url":"http://www.ncatlab.org/nlab/show/top","timestamp":"2014-04-18T05:29:32Z","content_type":null,"content_length":"23007","record_id":"<urn:uuid:3c2f2b31-dc63-46cd-a274-9a40455b19e5>","cc-path":"CC-MAIN-2014-15/segments/1398223202774.3/warc/CC-MAIN-20140423032002-00439-ip-10-147-4-33.ec2.internal.warc.gz"} |
Thresholding with Random Field Theory
A few notes to begin. First: you can easily read this page without knowing any matlab programming, but you may gain extra benefit if you read it with the matlab code that will generate the figures.
This code is contained in the matlab scripthttp://imaging.mrc-cbu.cam.ac.uk/scripts/... | {"url":"http://imaging.mrc-cbu.cam.ac.uk/imaging/PrinciplesRandomFields","timestamp":"2014-04-20T14:33:42Z","content_type":null,"content_length":"42855","record_id":"<urn:uuid:70afb62c-0ac4-4763-b8c6-0923dd5fa4ef>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416005218-00380-ip-10-147-4-33.ec2... |
Lecture 12: Continuation: General Theory for Inhomogeneous ODEs
We are going to start today in a serious way on the inhomogenous equation, second-order linear differential, I'll simply write it out instead of writing out all the words which go with it. So, such
an equation looks like, the second-order equation is going... | {"url":"http://ocw.mit.edu/courses/mathematics/18-03-differential-equations-spring-2010/video-lectures/lecture-12-continuation-general-theory-for-inhomogeneous-odes/","timestamp":"2014-04-21T04:37:05Z","content_type":null,"content_length":"84689","record_id":"<urn:uuid:a1033d04-b3e6-4e95-96c1-16aa875cde87>","cc-path":"... |
NSHOF Sailing STEM Program - Navigation
Each of these lessons are a 90 minute lesson plan. They can be broken down fairly easily into two 45-minute plans.
MOI = Method of Instruction (Research, Lecture, Workshop, etc.)
Lesson 1: Reading a Topographic Map and Nautical Chart
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solving y=tanh(y-x) in terms of x
March 8th 2010, 10:02 PM #1
Mar 2010
solving y=tanh(y-x) in terms of x
Is it possible to obtain analytic solution for y=tanh(y-x) in terms of x?
Tanh function can be used to model input-output voltage characteristics of op-amp. The above equation describes the case, in whic... | {"url":"http://mathhelpforum.com/calculus/132841-solving-y-tanh-y-x-terms-x.html","timestamp":"2014-04-18T09:41:34Z","content_type":null,"content_length":"39070","record_id":"<urn:uuid:c9e6fde4-5fb2-41bb-a42a-85e5f464dab7>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416005213-00593-ip-10-147... |
Meeting Details
For more information about this meeting, contact Mary Anne Raymond.
Title: Definability and Randomness
Seminar: Job Candidate Talk
Speaker: Jan Reima... | {"url":"http://www.math.psu.edu/calendars/meeting.php?id=8376","timestamp":"2014-04-16T11:28:31Z","content_type":null,"content_length":"3759","record_id":"<urn:uuid:a4448e06-8bd1-48fe-8968-160d58af387b>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00573-ip-10-147-4-33.ec2.internal.w... |
Quadratic Formula Tutors
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Division Algorithm?
hi rhymin
Sorry about the earlier muddle over the | symbol. This next bit is my excuse. Skip it if you like but it makes me feel better to have an excuse.
EXCUSE. It must be 45 years since I last saw that symbol in some number theory at Uni. What I should have done is looked it up rather than relyin... | {"url":"http://www.mathisfunforum.com/viewtopic.php?pid=259570","timestamp":"2014-04-20T21:04:05Z","content_type":null,"content_length":"19267","record_id":"<urn:uuid:cc90084e-4a25-47f5-b572-4429c0852df8>","cc-path":"CC-MAIN-2014-15/segments/1398223207985.17/warc/CC-MAIN-20140423032007-00613-ip-10-147-4-33.ec2.internal... |
Prove that f(x) is an odd function?
Prove that $f(x) = \left\{ \begin{array}{cc}x^4\tan \frac{\pi x}{2}, &\mbox{if}\ |x|<1\\x|x|, &\mbox{if}\ |x|\geq 1\end{array}\right.$ is an odd function.
We want $f(x)=-f(-x) \: \forall x \in \mathbb{R}$. If $|x|<1, f(-x) = (-x)^4 \tan(-\pi x/2) = x^4 (-\tan (\pi x/2)) = -f(x)$ If $... | {"url":"http://mathhelpforum.com/calculus/93426-prove-f-x-odd-function.html","timestamp":"2014-04-18T22:23:38Z","content_type":null,"content_length":"33306","record_id":"<urn:uuid:93ea9914-56ee-47fa-b534-2401685183c7>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00567-ip-10-147-4-33... |
Tyler Park, NJ Math Tutor
Find a Tyler Park, NJ Math Tutor
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Briarcliff, PA Trigonometry Tutor
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In the present paper we consider the existence of non-trivial classical and weak Lq-solutions of the Cosserat spectrum $$ Delta U u = a abla Div U u, qquad U u Big|_{partial G}=0 $$ where G is a
bounded or an exterior domain with sufficiently smooth boundary. This problem firstly was investigated by Eugene and Fran... | {"url":"http://opus.ub.uni-bayreuth.de/opus4-ubbayreuth/solrsearch/index/search/searchtype/all/start/0/rows/10/doctypefq/book/subjectfq/Au%C3%9Fengebiet","timestamp":"2014-04-20T01:13:41Z","content_type":null,"content_length":"12875","record_id":"<urn:uuid:45d1f461-6dc2-4815-be67-20b523f6fe99>","cc-path":"CC-MAIN-2014-... |
Trouble Finding Derivative
November 16th 2011, 09:00 PM #1
Junior Member
Sep 2011
Trouble Finding Derivative
I've been working on optimization problems and have been having problems with this one. The only thing that I'm confused about is what's going on when I find the derivative of the function:
$\frac{d}... | {"url":"http://mathhelpforum.com/calculus/192088-trouble-finding-derivative.html","timestamp":"2014-04-19T07:57:38Z","content_type":null,"content_length":"49023","record_id":"<urn:uuid:abdf3165-3a09-4287-89d8-a3c4688621c4>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00073-ip-10-147... |
Francesco Paolo Cantelli
1875 - 1966 Click the picture above
to see a larger version
Francesco Cantelli was an Italian mathematician who made contributions to the... | {"url":"http://www-gap.dcs.st-and.ac.uk/~history/Mathematicians/Cantelli.html","timestamp":"2014-04-17T06:46:58Z","content_type":null,"content_length":"4404","record_id":"<urn:uuid:f98d31f7-7f00-40f3-8f71-fc2f4259a6e8>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00582-ip-10-147-4-3... |
eFunda: Glossary: Units: Angle: Arc Minute (minute of Arc)
Glossary » Units » Angle » Arc Minute (minute of Arc)
Arc Minute (minute of Arc) (') is a unit in the category of Angle. It is also known as minutes of angle. This unit is commonly used in the INT unit system. Arc Minute (minute of Arc) (') has a
dimension of ... | {"url":"http://www.efunda.com/glossary/units/units--angle--arc_minute_minute_of_arc.cfm","timestamp":"2014-04-20T23:28:42Z","content_type":null,"content_length":"31674","record_id":"<urn:uuid:d69a5050-333d-4153-be1d-45624125c6f8>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00611-ip-... |