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Where does the deterministic simulation of non-deterministic ω-Turing machines fail?
up vote 6 down vote favorite
An $\omega$-Turing machine is just a usual Turing machine $T=(Q,\Sigma,\Gamma,\delta,q_0,F)$ where $Q$ is the finite set of states, $\Sigma$ is the input alphabet, $\Gamma\supset\Sigma$ is the tape
alphabet... | {"url":"http://mathoverflow.net/questions/136980/where-does-the-deterministic-simulation-of-non-deterministic-turing-machines-f","timestamp":"2014-04-19T07:30:59Z","content_type":null,"content_length":"56044","record_id":"<urn:uuid:2883596c-d2f4-46e4-9e8e-37e094e8e2d3>","cc-path":"CC-MAIN-2014-15/segments/1397609536300... |
[Tutor] A question about how python handles numbers larger than it's 32 bit limit
[Tutor] A question about how python handles numbers larger than it's 32 bit limit
Adam Bark adam.jtm30 at gmail.com
Tue Sep 23 17:24:48 CEST 2008
2008/9/23 John Toliver <john.toliver at gmail.com>
> Greetings,
> The book I have says when ... | {"url":"https://mail.python.org/pipermail/tutor/2008-September/064437.html","timestamp":"2014-04-19T13:26:26Z","content_type":null,"content_length":"4295","record_id":"<urn:uuid:4a8f453b-4223-4938-99e2-90a43099fb5c>","cc-path":"CC-MAIN-2014-15/segments/1397609537186.46/warc/CC-MAIN-20140416005217-00117-ip-10-147-4-33.e... |
Double Root of a Polynomial
May 23rd 2010, 04:43 AM #1
Jul 2009
Double Root of a Polynomial
If x^3 + 3px^2 + 3qx + r = 0 has a double root, show that the double root must be (pq-r)/(2q-2p^2)
It's not hard to see that it's a root of $f(x)=0$ in the first place.
Now you're left with showing that it's also... | {"url":"http://mathhelpforum.com/calculus/146070-double-root-polynomial.html","timestamp":"2014-04-19T02:08:27Z","content_type":null,"content_length":"97144","record_id":"<urn:uuid:93848f90-5d10-4a9d-be8f-3d2e625b442a>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-00023-ip-10-147-4-33... |
Complex Patterns and Advanced Features
This Tutorial Is Intended for Advanced Users
Due to the complex inner workings of the Notation Package, it is helpful to outline some of the more advanced features and structures of the Mathematica front end and how they relate to the Notation
Package. The following sections give ... | {"url":"http://reference.wolfram.com/mathematica/Notation/tutorial/ComplexPatternsAndAdvancedFeatures.zh.html","timestamp":"2014-04-17T04:17:45Z","content_type":null,"content_length":"58260","record_id":"<urn:uuid:0d278769-8188-4653-9690-06f46d1751f5>","cc-path":"CC-MAIN-2014-15/segments/1397609526252.40/warc/CC-MAIN-2... |
Calculus/Some Important Theorems
This section covers three theorems of fundamental importance to the topic of differential calculus: The Extreme Value Theorem, Rolle's Theorem, and the Mean Value Theorem. It also discusses the
relationship between differentiability and continuity.
Extreme Value TheoremEdit
Classificati... | {"url":"http://en.m.wikibooks.org/wiki/Calculus/Some_Important_Theorems","timestamp":"2014-04-18T21:16:23Z","content_type":null,"content_length":"44879","record_id":"<urn:uuid:bb1607ca-3e5b-43e6-a49f-b9cfabcad7e3>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.9/warc/CC-MAIN-20140416005215-00573-ip-10-147-4-33.ec2.... |
Bayonne Calculus Tutor
Find a Bayonne Calculus Tutor
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geometry, precalculus/analysis, calculus (AB/BC), and statistics. I also te... | {"url":"http://www.purplemath.com/Bayonne_calculus_tutors.php","timestamp":"2014-04-19T19:48:22Z","content_type":null,"content_length":"24070","record_id":"<urn:uuid:6073af14-c79d-49dd-98be-220b9984d59d>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-00221-ip-10-147-4-33.ec2.internal.... |
Flushing, NY ACT Tutor
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Vineland Trigonometry Tutor
...As part of that job, I led calculus recitations, tutored students in a variety of math classes at a math assistance center, and also worked as a private tutor. I have a Certificate of
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Simple definiton of force?
• one year ago
• one year ago
... | {"url":"http://openstudy.com/updates/50f0396fe4b0d4a537ce2f6d","timestamp":"2014-04-21T16:23:00Z","content_type":null,"content_length":"44656","record_id":"<urn:uuid:13ed0ea9-1c6e-46a1-8d37-1a74e5ce4c32>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-20140416005220-00359-ip-10-147-4-33.ec2.internal.... |
St Albans, NY Calculus Tutor
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...While I specialize in calculus and the more analytic subjects of mathematics, I am just as comfortable with the algebraic aspects. I usually tutor older high-school students or younger
undergrads, but I am willing to tutor others. When it comes to ... | {"url":"http://www.purplemath.com/st_albans_ny_calculus_tutors.php","timestamp":"2014-04-21T07:39:19Z","content_type":null,"content_length":"24124","record_id":"<urn:uuid:095172e6-e19c-41b1-a356-c5883ad527c7>","cc-path":"CC-MAIN-2014-15/segments/1397609539665.16/warc/CC-MAIN-20140416005219-00650-ip-10-147-4-33.ec2.inte... |
Radical Equations ( Read ) | Algebra
Suppose your teacher has instructed the members of your math class to work in pairs, and she has asked you to find the length of a line segment. You get $\sqrt{2x+6}$$x$
Solving radical equations is no different from solving linear or quadratic equations. Before you can begin to sol... | {"url":"http://www.ck12.org/algebra/Radical-Equations/lesson/Radical-Equations/","timestamp":"2014-04-20T04:52:50Z","content_type":null,"content_length":"122292","record_id":"<urn:uuid:25bd1f22-b553-4815-9002-88fa543b642a>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-20140416005217-00208-ip-10-147... |
From patterns to space groups and the eigensymmetry of crystallographic orbits: a reinterpretation of some symmetry diagrams in IUCr Teaching Pamphlet No. 14
Volume 45
Part 4
834-837 ^aLaboratorio de Cristalografía, Estado Sólido y Materiales (Cryssmat-Lab)/DETEMA, Facultad de Química, Universidad de la Repúbl... | {"url":"http://journals.iucr.org/j/issues/2012/04/00/kk5107/kk5107bdy.html","timestamp":"2014-04-21T00:31:15Z","content_type":null,"content_length":"51993","record_id":"<urn:uuid:996af43a-3757-40d4-b6e1-f17607eb2dd6>","cc-path":"CC-MAIN-2014-15/segments/1397609539337.22/warc/CC-MAIN-20140416005219-00400-ip-10-147-4-33.... |
Gloucester City ACT Tutor
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...I am a sociology/anthropology major at Swarthmore College. I have read numerous anthropological works. Moreover, I have done original ethnographic work in Costa Rica and am currently writing my
thesis in anthropology.
32 Subjects: including ACT Math, r... | {"url":"http://www.purplemath.com/Gloucester_City_ACT_tutors.php","timestamp":"2014-04-19T23:28:58Z","content_type":null,"content_length":"23991","record_id":"<urn:uuid:99b3ee95-0f9b-4c14-9842-d43898c73067>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MAIN-20140416005217-00332-ip-10-147-4-33.ec2.intern... |
math cheating websites
Author Message
bhoobalan Posted: Wednesday 27th of Dec 13:26
I have a difficulty with my math that requires urgent solution. The difficulty is with math cheating websites. I have b... | {"url":"http://www.mathisradical.com/how-to-simplify-radical-expressions/powers/math-cheating-websites.html","timestamp":"2014-04-16T10:18:16Z","content_type":null,"content_length":"50592","record_id":"<urn:uuid:946d47c6-2040-4034-9ae2-1589c15bdb23>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-201... |
Find the area of triangle
August 4th 2012, 03:09 AM
Find the area of triangle
Given that in triangle ABC, $\angle A =60^\circ, \angle B =45^\circ, AC =1cm.$ D and E are respectively the midpoints of AB and AC. Find the area of triangle ADE.
(SOLVED using sine rule and $\frac{1}{2}ab sinC$)
August 4th 2012, 04:1... | {"url":"http://mathhelpforum.com/geometry/201721-find-area-triangle-print.html","timestamp":"2014-04-19T10:44:54Z","content_type":null,"content_length":"5265","record_id":"<urn:uuid:4af8bbad-6ad9-4699-aff6-7caf577e0182>","cc-path":"CC-MAIN-2014-15/segments/1397609537097.26/warc/CC-MAIN-20140416005217-00307-ip-10-147-4-... |
Using the Bisection Method
March 3rd 2010, 07:15 PM #1
Junior Member
Jan 2010
Using the Bisection Method
let $f(x)=(x-1)(x-2)(x-3)(x-4)(x-5)$. This function has five roots on the interval $[0,7]$. I have to use the bisection method on this interval and figure out what root is located.
I'm not entirely sure ... | {"url":"http://mathhelpforum.com/differential-geometry/131952-using-bisection-method.html","timestamp":"2014-04-17T15:59:18Z","content_type":null,"content_length":"57099","record_id":"<urn:uuid:014130a9-de45-4d2f-bca7-bf0f9243c368>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/warc/CC-MAIN-20140416005218-00578-i... |
Can someone help me solve this using substitution please?
February 6th 2010, 07:20 AM
Can someone help me solve this using substitution please?
I tried to get the detailed solution from Wolfram Alpha: http://www.wolframalpha.com/input/?i=integral+((tanx)^3)
but, it uses the "reduction formula" which is somethin... | {"url":"http://mathhelpforum.com/calculus/127442-can-someone-help-me-solve-using-substitution-please-print.html","timestamp":"2014-04-16T13:47:48Z","content_type":null,"content_length":"9000","record_id":"<urn:uuid:8f0d5cc8-d003-45e2-9fef-6a6056084d07>","cc-path":"CC-MAIN-2014-15/segments/1397609523429.20/warc/CC-MAIN-... |
A square is inscribed in a circle with diameter 2. Four smaller circles are then constructed with their diameters on each of the sides of the square.
Find the shaded area.
Consider the diagram:
This is best tackled by working towards the area of a single lune, but this needs to be done in a series of careful additive a... | {"url":"http://mathschallenge.net/full/lunes","timestamp":"2014-04-25T04:58:26Z","content_type":null,"content_length":"7678","record_id":"<urn:uuid:b8aa40b0-797c-4bfb-8f20-70dc6bf13ced>","cc-path":"CC-MAIN-2014-15/segments/1398223210034.18/warc/CC-MAIN-20140423032010-00418-ip-10-147-4-33.ec2.internal.warc.gz"} |
question on one of the steps in a weak solution proof
November 7th 2011, 04:06 AM
question on one of the steps in a weak solution proof
My textbook has the following problem:
Show that for a continuous function $f$ the expression $u=f(x-ct)$ is a weak solution of the partial differential equation
[Hint: Tra... | {"url":"http://mathhelpforum.com/differential-equations/191362-question-one-steps-weak-solution-proof-print.html","timestamp":"2014-04-20T23:58:22Z","content_type":null,"content_length":"8893","record_id":"<urn:uuid:ad6fed21-3a40-4fdc-bd3e-3ae054d05705>","cc-path":"CC-MAIN-2014-15/segments/1397609539337.22/warc/CC-MAIN... |
Massachusetts Institute of Technology Online Lectures and Courses - Academic Earth
Massachusetts Institute of Technology
The Massachusetts Institute of Technology (MIT), founded in 1861, is located in Cambridge, Massachusetts, and is one of the foremost U.S. institutions in science and technology. It is comprised of
fi... | {"url":"http://academicearth.org/universities/mit/?pg=5","timestamp":"2014-04-19T16:02:31Z","content_type":null,"content_length":"45737","record_id":"<urn:uuid:9a33cde1-da98-4c10-b80f-11c91b06da83>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20140416005217-00347-ip-10-147-4-33.ec2.internal.warc.gz... |
information entropy
information entropy (uncountable)
1. (information theory) A measure of the uncertainty associated with a random variable ; a measure of the average information content one is missing when one does not know the value of the random
variable (usually in units such as bits); the amount of informati... | {"url":"http://en.m.wiktionary.org/wiki/information_entropy","timestamp":"2014-04-17T22:40:11Z","content_type":null,"content_length":"18063","record_id":"<urn:uuid:fa822cf3-eef2-453e-aea6-d2b33c1f2ae3>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00440-ip-10-147-4-33.ec2.internal.wa... |
Get Connected With Ohm's Law
Lesson Focus
Demonstrate Ohm's Law using digital multi-meters. Fun hands-on activities are presented that demonstrate Ohm's Law. Teachers use digital multi-meters to collect data that are plotted to show that
voltage and current are related by linear functions for ordinary resistors and b... | {"url":"http://www.tryengineering.org/lesson-plans/get-connected-ohms-law?lesson=18","timestamp":"2014-04-17T00:52:31Z","content_type":null,"content_length":"20374","record_id":"<urn:uuid:92212cfe-c617-418f-a0f7-67376d0fb0e5>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00365-ip-10-1... |
Interest Formula
P = principal amount (the initial amount you borrow or deposit)
r = annual rate of interest (as a decimal)
t = number of years the amount is deposited or borrowed for.
A = amount of money accumulated after n years, including interest.
n = number of times the interest is compounded per year | {"url":"http://qrc.depaul.edu/StudyGuide2009/Notes/Savings%20Accounts/Compound%20Interest.htm","timestamp":"2014-04-19T01:47:41Z","content_type":null,"content_length":"6981","record_id":"<urn:uuid:71fd8da7-4b1a-444c-9247-30fc6b585422>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-0050... |
Brianchon-Gram-Sommerville and ideal hyperbolic Dehn invariants
A beautiful identity in Euclidean geometry is the Brianchon-Gram relation (also called the Gram-Sommerville formula, or Gram’s equation), which says the following: let $P$ be a convex polytope, and
for each face $F$ of $P$, let $\omega(F)$ denote the solid... | {"url":"http://lamington.wordpress.com/2009/07/28/brianchon-gram-sommerville-and-ideal-hyperbolic-dehn-invariants/","timestamp":"2014-04-21T15:14:18Z","content_type":null,"content_length":"95673","record_id":"<urn:uuid:64a1fd51-9f5b-42d6-8f50-f56cbdf043a6>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-M... |
The Complexity of Counting in Sparse, Regular, and Planar Graphs
Salil P. Vadhan
We show that a number of graph-theoretic counting problems remain NP-hard, indeed #P-complete, in very restricted classes of graphs. In particular,... | {"url":"http://people.seas.harvard.edu/~salil/research/planar-abs.html","timestamp":"2014-04-18T10:34:47Z","content_type":null,"content_length":"2098","record_id":"<urn:uuid:5d6c1fc2-9da9-4396-a48e-a4ea253dbd7a>","cc-path":"CC-MAIN-2014-15/segments/1397609533308.11/warc/CC-MAIN-20140416005213-00549-ip-10-147-4-33.ec2.i... |
MathGroup Archive: December 2010 [00242]
[Date Index] [Thread Index] [Author Index]
Re: Replacement Rule with Sqrt in denominator. Also Bug in Series
• To: mathgroup at smc.vnet.net
• Subject: [mg114536] Re: Replacement Rule with Sqrt in ... | {"url":"http://forums.wolfram.com/mathgroup/archive/2010/Dec/msg00242.html","timestamp":"2014-04-18T10:42:08Z","content_type":null,"content_length":"30225","record_id":"<urn:uuid:27d7fde3-baff-4674-a9ee-cad20f899ed7>","cc-path":"CC-MAIN-2014-15/segments/1397609538022.19/warc/CC-MAIN-20140416005218-00531-ip-10-147-4-33.... |
Phase to ground fault
Thank you very much for your response jim.
neutral is not grounded accidentally. the neutral was never connected to the grounding resistor, from which the 51N gets activated when ever there is flow of current through the neutral. as the
neutral is not connected the 51N relay never got activated.
A... | {"url":"http://www.physicsforums.com/showthread.php?p=4242057","timestamp":"2014-04-21T02:09:35Z","content_type":null,"content_length":"58348","record_id":"<urn:uuid:5e48e6ec-6632-4566-ac7f-101a885a3c5b>","cc-path":"CC-MAIN-2014-15/segments/1397609539447.23/warc/CC-MAIN-20140416005219-00462-ip-10-147-4-33.ec2.internal.... |
Section 11.2
Java Security Update: Oracle has updated the security settings needed to run Physlets.
Click here for help on updating Java and setting Java security.
Section 11.2: Finite Potential Energy Wells: Quantitative
check, then drag a slider to see the odd states' TE.
Restart | Show the transcendental equation as... | {"url":"http://www.compadre.org/PQP/quantum-theory/section11_2.cfm","timestamp":"2014-04-20T23:55:57Z","content_type":null,"content_length":"25193","record_id":"<urn:uuid:773d8b1c-167f-46cb-87e3-f44494aaf48d>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00416-ip-10-147-4-33.ec2.inte... |
ACP Atmospheric Chemistry and Physics ACP Atmos. Chem. Phys. 1680-7324 Copernicus GmbH Göttingen, Germany 10.5194/acp-8-7697-2008 Aerosol model selection and uncertainty modelling by adaptive MCMC
technique Laine M. ^1 Tamminen J. ^1 Finnish Meteorological Institute, Helsinki, Finland 19 12 2008 8 24 7697 7707 This is ... | {"url":"http://www.atmos-chem-phys.net/8/7697/2008/acp-8-7697-2008.xml","timestamp":"2014-04-17T07:45:51Z","content_type":null,"content_length":"9675","record_id":"<urn:uuid:0248eb43-3d92-4b81-a580-96153d6f6b43>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00584-ip-10-147-4-33.ec2.i... |
Basic Definitions Relating to Mathematical Expressions
Definitions Relating to Expressions
□ A mathematical Expression is a combination of symbols that can designate numbers (constants), variables, operations, symbols of grouping an... | {"url":"http://www.aaamath.com/B/aa51.htm","timestamp":"2014-04-20T00:40:21Z","content_type":null,"content_length":"8208","record_id":"<urn:uuid:ed2c8a58-c1ce-4354-b97a-177f39f4abb2>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00151-ip-10-147-4-33.ec2.internal.warc.gz"} |
Tarryall, CO Math Tutor
Find a Tarryall, CO Math Tutor
...For math it helps for it to be fun. I have picked up many math games over the years from attending numerous learning workshops and then using them with my students. It's wonderful to hear
students say "now I get it!" I have given science/environmental educat... | {"url":"http://www.purplemath.com/Tarryall_CO_Math_tutors.php","timestamp":"2014-04-18T04:15:35Z","content_type":null,"content_length":"23906","record_id":"<urn:uuid:5ee6e582-084b-4a7c-8597-68f122221a56>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-00381-ip-10-147-4-33.ec2.internal.w... |
IN MEMORIAM
CHARLES NATHANIEL FRIEDMAN
Chas Friedman joined the Department of Mathematics at UT Austin as an assistant professor in the fall of 1973. He had recently completed a dissertation in mathematical physics at Princeton under ... | {"url":"http://www.utexas.edu/faculty/council/2006-2007/memorials/friedman/friedman.html","timestamp":"2014-04-18T12:15:29Z","content_type":null,"content_length":"23414","record_id":"<urn:uuid:94fe34bb-7898-4180-b14f-02315d2ceea2>","cc-path":"CC-MAIN-2014-15/segments/1397609533308.11/warc/CC-MAIN-20140416005213-00479-i... |
Physics Forums - View Single Post - Filters for Real World Accelerations
Integrating the accelerations twice to get displacements is equivalent to a high pass filter, without doing anything to the raw data. It multipliies a component with frequuency ##\omega## by ##-1/\
Filtering the data in the time domain can be pro... | {"url":"http://www.physicsforums.com/showpost.php?p=4267957&postcount=2","timestamp":"2014-04-17T03:59:18Z","content_type":null,"content_length":"8952","record_id":"<urn:uuid:18ba0f0e-7766-49ca-81c5-eeccb73fcb73>","cc-path":"CC-MAIN-2014-15/segments/1397609526252.40/warc/CC-MAIN-20140416005206-00520-ip-10-147-4-33.ec2.... |
Procedural Fluency
Procedural fluency refers to knowledge of procedures, knowledge of when and how to use them appropriately, and skill in performing them flexibly, accurately, and efficiently. In the domain of number,
procedural fluency is especially needed to support conceptual understanding of place value and the me... | {"url":"http://books.nap.edu/openbook.php?record_id=9822&page=121","timestamp":"2014-04-19T22:52:06Z","content_type":null,"content_length":"35944","record_id":"<urn:uuid:da01e197-d745-4f57-82e7-2a98b2558fc3>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MAIN-20140416005217-00330-ip-10-147-4-33.ec2.inter... |
Determine asymptotic behavior of algebraic curves
up vote 1 down vote favorite
Take an example polynomial $f(x, y) = y^2 x + y^3 - x^2$. A solution to $f(x,y)=0$ exists with Puiseux series given by $y(x) = x^{2/3} - x/3 + x^{4/3}/9+\cdots$. I got this by having Mathematica
directly solve $f=0$ for $y$ and then perform ... | {"url":"http://mathoverflow.net/questions/139489/determine-asymptotic-behavior-of-algebraic-curves","timestamp":"2014-04-16T16:26:42Z","content_type":null,"content_length":"53306","record_id":"<urn:uuid:8b3299d2-445f-4ded-9d6e-37365c43a25d>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-201404160052... |
Modeling of Hot-Mix Asphalt Compaction: A Thermodynamics-Based Compressible Viscoelastic Model
Modeling of Hot-Mix Asphalt Compaction: A Thermodynamics-Based Compressible Viscoelastic Model
... | {"url":"http://www.fhwa.dot.gov/publications/research/infrastructure/pavements/10065/508txt.cfm","timestamp":"2014-04-17T04:17:42Z","content_type":null,"content_length":"73632","record_id":"<urn:uuid:314f7aaa-e4c3-437f-97bd-bc5db23fdde6>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-... |
Fundamental Theorem of Calculus
March 9th 2008, 08:30 PM
Fundamental Theorem of Calculus
Solon Container receives 450 drums of plastic pellets every 30 days. The inventory function (drums on hand as a function of days) is I9x)= $450-\frac{x^2}{2}$
A. Find the average daily inventory (that is, the average value ... | {"url":"http://mathhelpforum.com/calculus/30527-fundamental-theorem-calculus-print.html","timestamp":"2014-04-20T18:09:38Z","content_type":null,"content_length":"5672","record_id":"<urn:uuid:148668e4-2f90-4706-9268-cda844287b0c>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-20140416005218-00190-ip-... |
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...
• Teamwork 19 Teammate
• Problem Solving 19 Hero
• Engagement 19 Mad Hatter
• You have blocked this person.
• ✔ You're a fan Checking fan status...
Thanks... | {"url":"http://openstudy.com/users/ronncc/answered","timestamp":"2014-04-20T10:49:49Z","content_type":null,"content_length":"119697","record_id":"<urn:uuid:0ee217b5-5716-4158-bfeb-0e50dca228ac>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00466-ip-10-147-4-33.ec2.internal.warc.gz"} |
Jeopardy! Season 1 [Winner: DBandit70]
My favourite game show, so why not turn it into a tournament?
Premium and Non Premium are allowed. Non Premium must reserve one free space for the whole tournament.
Number of Entrants:
27 (plus 5 reserves)
Game Type:
Play Order:
Bonus Cards:
Fog of War:
Number of Games:
Minimum of... | {"url":"http://www.conquerclub.com/forum/viewtopic.php?p=1307154","timestamp":"2014-04-21T13:57:13Z","content_type":null,"content_length":"187337","record_id":"<urn:uuid:4162b437-9794-40f2-bda4-7f32ce46c960>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00534-ip-10-147-4-33.ec2.inter... |
Baez & Huerta in Scientific American: "The Strangest Numbers in String Theory"
Baez & Huerta in Scientific American: “The Strangest Numbers in String Theory”
“Octonions were largely neglected since their discovery in 1843, but in the past few decades they have assumed a curious importance in string theory. And indeed, ... | {"url":"http://francisworldinsideout.wordpress.com/2011/04/30/baez-huerta-in-scientific-american-the-strangest-numbers-in-string-theory/","timestamp":"2014-04-19T09:24:50Z","content_type":null,"content_length":"80996","record_id":"<urn:uuid:e0d3dffb-084f-4b97-8cee-ef455fde912f>","cc-path":"CC-MAIN-2014-15/segments/1398... |
the encyclopedic entry of binary code
Binary code is the system of representing text or computer processor instructions by the use of a two digit number system. This system is composed of only the number zero, representing the off state,
and the number one, representing on state, combined in groups of 8. These groups o... | {"url":"http://www.reference.com/browse/binary+code","timestamp":"2014-04-17T03:22:34Z","content_type":null,"content_length":"80073","record_id":"<urn:uuid:55814526-b835-4e3c-ba13-f54d18d39296>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00091-ip-10-147-4-33.ec2.internal.warc.gz"} |
Santosh Vempala's papers
Fourier PCA (N. Goyal, Y. Xiao)
STOC 2014
Integer Feasibility of Random Polytopes (K. Chandrasekaran)
ITCS 2014
A Cubic Algorithm for Computing Gaussian Volume (B. Cousins)
SODA 2014
Near-optimal Deterministic Algorithms for Volume Computation via M-ellipsoids (D. Dadush)
Proc. National Academy... | {"url":"http://www.cc.gatech.edu/~vempala/papers/AllPapers.html","timestamp":"2014-04-16T10:29:40Z","content_type":null,"content_length":"33639","record_id":"<urn:uuid:932977ca-7ea0-49ed-9e37-fa6ceb36e80f>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00625-ip-10-147-4-33.ec2.interna... |
Poisson process
November 23rd 2010, 05:08 PM #1
Oct 2008
Poisson process
A store opens at 8am. From 8 until 10, customers arrive at a poisson rate of (4) per hour. Between 10 and 12, they arrive at a poisson rate of (8) per hour. From 12 to 2, the arrical rate
increases steadily from (8) per hour at 12 to (... | {"url":"http://mathhelpforum.com/advanced-statistics/164217-poisson-process.html","timestamp":"2014-04-20T19:10:26Z","content_type":null,"content_length":"30023","record_id":"<urn:uuid:5fb85990-9477-460c-8507-e139bc9d5a73>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00492-ip-10-147... |
st: Survival graphs following stcox
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st: Survival graphs following stcox
From "M.V. \(Trey\) Hood III" <th@uga.edu>
To <statalist@hsphsun2.harvard.edu>
Subject st: Survival graphs following stcox
Date Tue, 6 Apr 2004 13:41:05 -0400
I'... | {"url":"http://www.stata.com/statalist/archive/2004-04/msg00122.html","timestamp":"2014-04-19T07:08:38Z","content_type":null,"content_length":"5772","record_id":"<urn:uuid:c664cbf8-0578-40df-b1d9-48ac557aa0aa>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00041-ip-10-147-4-33.ec2.int... |
tree diagram
April 30th 2010, 06:17 AM #1
Super Member
Oct 2008
Bristol, England
tree diagram
hi this is my question:
Danny has a biased coin.
The probability that the coin lands on heads is 2/3.
Danny throws the coin twice.
A) Fill in the probabilities on the tree diagram. (tree diagram at ... | {"url":"http://mathhelpforum.com/statistics/142277-tree-diagram.html","timestamp":"2014-04-18T03:40:36Z","content_type":null,"content_length":"33450","record_id":"<urn:uuid:fe31b83a-82c0-4914-879e-23fffaeac278>","cc-path":"CC-MAIN-2014-15/segments/1397609532480.36/warc/CC-MAIN-20140416005212-00170-ip-10-147-4-33.ec2.in... |
Anna Virágvölgyi
I intended to make elements wear on itself the features of the entire set which include them. To find these elements I start out from a marked state. The marked state here is a cylinder striped by
various colours. Elements are congruent squares (they may be considered words, codes, propositions, concep... | {"url":"http://gallery.bridgesmathart.org/exhibitions/2010-bridges-conference/anna-viragvolgyi","timestamp":"2014-04-20T23:27:36Z","content_type":null,"content_length":"18548","record_id":"<urn:uuid:2e148f69-2165-4502-a3c1-acf48de679e2>","cc-path":"CC-MAIN-2014-15/segments/1397609539337.22/warc/CC-MAIN-20140416005219-0... |
Section: C Library Functions (3) Updated: 13 May 1991 Local index Up
im_match_linear_search, im_match_linear - resample to make a match
#include <vips/vips.h>
im_match_linear( IMAGE *ref, IMAGE *sec, IMAGE *out,
int xr1, int yr1, int xs1, int ys1,
int xr2, int yr2, int xs2, int ys2 )
im_match_linear_search( IMAGE *ref,... | {"url":"http://www.makelinux.net/man/3/I/im_match_linear","timestamp":"2014-04-21T02:03:24Z","content_type":null,"content_length":"9898","record_id":"<urn:uuid:e60b45b5-86c7-43af-998b-ec858e3f7525>","cc-path":"CC-MAIN-2014-15/segments/1397609539447.23/warc/CC-MAIN-20140416005219-00273-ip-10-147-4-33.ec2.internal.warc.g... |
Statistics for Health Care Research
1. Identifying Level of Measurement: Nominal
2. Identifying Level of Measurement: Ordinal
3. Identifying Level of Measurement: Interval/Ratio
4. Understanding Percentages
5. Frequency Distributions with Percentages
6. Cumulative Percentages and Percentile Ranks
7. Interpreting Histog... | {"url":"http://www.us.elsevierhealth.com/us/product/toc.jsp?isbn=9781416002260","timestamp":"2014-04-19T04:59:08Z","content_type":null,"content_length":"3987","record_id":"<urn:uuid:01e3cea1-82de-4414-840f-b5dba0ea17db>","cc-path":"CC-MAIN-2014-15/segments/1397609535775.35/warc/CC-MAIN-20140416005215-00277-ip-10-147-4-... |
Glenview, IL Prealgebra Tutor
Find a Glenview, IL Prealgebra Tutor
...Based on my background and GRE scores, I have been accepted into a PhD program for Molecular and Cellular Biology program beginning Fall 2013. Furthermore, I look forward to a career in
teaching high school or college level sciences, so I would l... | {"url":"http://www.purplemath.com/Glenview_IL_prealgebra_tutors.php","timestamp":"2014-04-18T15:48:01Z","content_type":null,"content_length":"24157","record_id":"<urn:uuid:72ae9064-3f52-4830-8af4-ac2f16c254d7>","cc-path":"CC-MAIN-2014-15/segments/1397609533957.14/warc/CC-MAIN-20140416005213-00481-ip-10-147-4-33.ec2.int... |
Need some help with basic probability notation.
February 21st 2011, 05:36 PM #1
Junior Member
Sep 2008
Need some help with basic probability notation.
"A multiple choice test consists of four questions, each with four possible answers, only one of which is correct. You randomly guess each answer. What is the pr... | {"url":"http://mathhelpforum.com/statistics/172138-need-some-help-basic-probability-notation.html","timestamp":"2014-04-17T23:08:22Z","content_type":null,"content_length":"40675","record_id":"<urn:uuid:28f8ef71-478c-444d-8533-c09c403c8054>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-2014041600521... |
-regex-posix -package
sequence -regex-posix -package
Evaluate each action in the sequence from left to right, and collect the results.
Evaluate each action in the sequence from left to right, and ignore the results.
Evaluate each monadic action in the structure from left to right, and ignore the results.
Evaluate each ... | {"url":"http://www.haskell.org/hoogle/?hoogle=sequence+-regex-posix+-package","timestamp":"2014-04-16T11:42:24Z","content_type":null,"content_length":"11558","record_id":"<urn:uuid:f42cef4a-62eb-46dd-b909-e218b760e3d3>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00130-ip-10-147-4-3... |
Free Text Editor With Math Equations Checker: Lurch
Lurch is a free computer aided instruction software which will check how good you’ve written math problems in your text documents. This is actually a text editor, but instead of having a spell
checker for checking grammar, Lurch will test mathematical equations, proof... | {"url":"http://www.ilovefreesoftware.com/21/windows/productivity/math-equations-checker-lurch.html","timestamp":"2014-04-17T00:58:19Z","content_type":null,"content_length":"36081","record_id":"<urn:uuid:eea36df2-752e-4697-bada-dea2661fed7e>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-201404230320... |
Logical Cryptanalysis as a SAT Problem
Find out how to access preview-only content
February 2000
Volume 24
Issue 1-2
pp 165-203
Logical Cryptanalysis as a SAT Problem
Purchase on Springer.com
$39.95 / €34.95 / £29.95*
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Get Acce... | {"url":"http://link.springer.com/article/10.1023%2FA%3A1006326723002","timestamp":"2014-04-19T12:51:20Z","content_type":null,"content_length":"57489","record_id":"<urn:uuid:2ed1c332-0072-4492-a23b-4d8b237b89f3>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00288-ip-10-147-4-33.ec2.int... |
e^x integration problem
February 14th 2007, 10:11 AM #1
Junior Member
Feb 2007
e^x integration problem
I'm a bit rusty on my e's so:
The integral of e^x is e^x +C
So what the integral of (e^(-x^3))^2 be? -e^(-2x^3) + C?
Last edited by Nerd; February 14th 2007 at 10:24 AM. Reason: Sorry, mistyped pro... | {"url":"http://mathhelpforum.com/calculus/11590-e-x-integration-problem.html","timestamp":"2014-04-20T17:54:50Z","content_type":null,"content_length":"57965","record_id":"<urn:uuid:df5151af-8ef0-4d88-a63b-9a4f169b7fed>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-20140416005218-00657-ip-10-147-4-3... |
Families of quadratic Hamiltonians
up vote 2 down vote favorite
Hi. What type of 2n dimensional real symmetric matrices can be diagonalized with symplectic transformations (meaning M->SMS^T, S^T means transpose and S is an element of the 2n dimensional real
symplectic group. Usually normal forms of the literature are g... | {"url":"http://mathoverflow.net/questions/76763/families-of-quadratic-hamiltonians?sort=newest","timestamp":"2014-04-21T04:52:32Z","content_type":null,"content_length":"56129","record_id":"<urn:uuid:2c7afde9-130d-4fcf-9cfa-399aa62a9007>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-0... |
Linguistic Applications of Linear Logic
Social Sciences and Humanities Research Council of Canada
Standard Research Grant, 2006-2009
Grant #410-2006-1650
Principal Investigator: Ash Asudeh, Carleton University
Co-Investigator: Ida Toivonen, Carleton University
Collaborator: Christopher Potts, Stanford University
This i... | {"url":"http://users.ox.ac.uk/~cpgl0036/research/projects-sshrc.html","timestamp":"2014-04-20T20:58:31Z","content_type":null,"content_length":"6512","record_id":"<urn:uuid:0dc6f603-3012-4dc6-a038-eaa0b4b028d9>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00454-ip-10-147-4-33.ec2.int... |
Data Matrix Code Location Based on Finder Pattern Detection and Bar Code Border Fitting
Mathematical Problems in Engineering
Volume 2012 (2012), Article ID 515296, 13 pages
Research Article
Data Matrix Code Location Based on Finder Pattern Detection and Bar Code Border Fitting
^1College of Computer Science and Software... | {"url":"http://www.hindawi.com/journals/mpe/2012/515296/","timestamp":"2014-04-17T06:50:17Z","content_type":null,"content_length":"215040","record_id":"<urn:uuid:6637197c-0905-4be3-87b1-b6cbe810c18c>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00393-ip-10-147-4-33.ec2.internal.warc... |
Differentiation (Show That Question)
May 4th 2008, 01:49 AM
Differentiation (Show That Question)
Q: Given that $y = \mathrm{arcsin}\left( \frac{x}{a} \right)$, where $a$ is a constant, show that $\frac{\mathrm{d}^2y}{\mathrm{d}x^2} - x \left( \frac{\mathrm{d}y}{\mathrm{d}x} \right) ^3 = 0$.
My method:
$y = ... | {"url":"http://mathhelpforum.com/calculus/37068-differentiation-show-question-print.html","timestamp":"2014-04-23T21:49:46Z","content_type":null,"content_length":"20682","record_id":"<urn:uuid:b58dbbb9-5808-414f-b36c-f7477942fc47>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00026-ip... |
rewriting a geometric sequence formula to solve for 'n'
The question is... Rewrite the equation tn=ar^n-1 to solve for 'n'
$t_n = ar^{n - 1}$ $\Rightarrow r^{n - 1} = \frac {t_n}{a}$ $\Rightarrow ln \left( r^{n - 1} \right) = ln \left( \frac {t_n}{a} \right)$ $\Rightarrow (n - 1) ln(r) = ln \left( \frac {t_n}{a} \right... | {"url":"http://mathhelpforum.com/algebra/15339-rewriting-geometric-sequence-formula-solve-n-print.html","timestamp":"2014-04-19T00:12:11Z","content_type":null,"content_length":"8202","record_id":"<urn:uuid:8f16a1a6-5134-42ac-ba6e-d3619cb4aa5c>","cc-path":"CC-MAIN-2014-15/segments/1397609535535.6/warc/CC-MAIN-2014041600... |
Only non-informative Bayesian prior distributions agree with the GUM Type A evaluations of input quantities
Author(s): Raghu N. Kacker;
Title: Only non-informative Bayesian prior distributions agree with the GUM Type A evaluations of input quantities
Published: June 21, 2011
The Guide... | {"url":"http://www.nist.gov/manuscript-publication-search.cfm?pub_id=907999","timestamp":"2014-04-20T16:07:53Z","content_type":null,"content_length":"23831","record_id":"<urn:uuid:fea00520-fb36-47f9-a991-1066ed41ff46>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-20140423032002-00339-ip-10-147-4-33... |
The number system of ancient Egypt was decimal in nature but did not make use of place value. As a result of this, they didn't have a symbol for zero. There were two kind of writing used in Egypt,
hieroglyphics and demotic (hieratic). In the hieroglyphic system, the symbols used were:
│1 │vertical stroke │
... | {"url":"http://www.mta.ca/~amiller/m3031/The%20Egyptian%20Number%20System.htm","timestamp":"2014-04-17T18:39:27Z","content_type":null,"content_length":"10924","record_id":"<urn:uuid:3174bb66-4df2-48b3-b8c7-74822256afc0>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-20140416005210-00267-ip-10-147-4-... |
Analysis- Subsequences
March 25th 2013, 12:13 PM #1
Mar 2013
Analysis- Subsequences
For the given sequence, find the set S of subsequential limits
[Wn]= (0,1,2,0,1,3,0,1,4...)
I know the answer to be
I am just trying to figure out what the subsequences are.
I tried thinking of them to be
ple... | {"url":"http://mathhelpforum.com/advanced-math-topics/215539-analysis-subsequences.html","timestamp":"2014-04-17T16:50:35Z","content_type":null,"content_length":"34061","record_id":"<urn:uuid:c60c4062-1af8-4110-b180-0b29835c0d49>","cc-path":"CC-MAIN-2014-15/segments/1397609538423.10/warc/CC-MAIN-20140416005218-00338-ip... |
Math Help
August 6th 2005, 05:44 PM #1
Junior Member
Jun 2005
help me plz.
Solve the system of equations by substitution:
y = x^2 + 2x - 2 and y = 3x + 4
I tried working the problem out but I think I'm doing somthing wrong. I hope someone can help me.
Thank you in advance.
Since your equations ... | {"url":"http://mathhelpforum.com/advanced-algebra/714-help-me-plz.html","timestamp":"2014-04-16T11:26:01Z","content_type":null,"content_length":"33248","record_id":"<urn:uuid:97921266-4b1e-45df-995e-e52b948e872e>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-20140423032006-00596-ip-10-147-4-33.ec2.... |
[Numpy-discussion] sum and mean methods behaviour
Todd Miller jmiller at stsci.edu
Tue Sep 2 11:34:04 CDT 2003
On Mon, 2003-09-01 at 05:34, Peter Verveer wrote:
> Hi All,
> I noticed that the sum() and mean() methods of numarrays use the precision of
> the given array in their calculations. That leads to resuls like t... | {"url":"http://mail.scipy.org/pipermail/numpy-discussion/2003-September/002240.html","timestamp":"2014-04-16T13:34:30Z","content_type":null,"content_length":"4690","record_id":"<urn:uuid:4d70770a-6f79-4b91-9aaf-13ad236218cd>","cc-path":"CC-MAIN-2014-15/segments/1397609523429.20/warc/CC-MAIN-20140416005203-00243-ip-10-1... |
[R-SIG-Finance] Multivariate GARCH
Charles Evans cevans at chyden.net
Thu Dec 9 03:39:59 CET 2010
Currently, I am working on an analysis of ETF premiums. I have
estimated ECMs for my sample, but the error terms exhibit ARCH behavior.
Is there a more straightforward way to estimate a multivariate GARCH
model than mgarc... | {"url":"https://stat.ethz.ch/pipermail/r-sig-finance/2010q4/007082.html","timestamp":"2014-04-17T00:56:39Z","content_type":null,"content_length":"5281","record_id":"<urn:uuid:d2f9d091-dbb6-4ccf-8533-bc3dba3ceaed>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00454-ip-10-147-4-33.ec2.... |
The First 4,000,000 digits of Pi Condensed Into One Image
Since Pi is an irrational number with an infinite and non-repeating decimal representation, computers have been used on multiple occasions in an effort to calculate its digits, culminating in Shigeru
Kondo’s triumph of 10 trillion decimal places on October 17, 2... | {"url":"http://cubiclebot.com/pictures/first-4000000-digits-of-pi-condensed-into-one-image/","timestamp":"2014-04-16T19:25:34Z","content_type":null,"content_length":"17675","record_id":"<urn:uuid:e7d67fae-f237-4f1b-a3ed-2b545b4d91fc>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204-0054... |
Interesting optimization problem
May 28th 2010, 12:50 PM #1
May 2010
Interesting optimization problem
I would like to know if the following optimization problem has any application (or has been used to solve anything):
$<br /> \begin{array}{*{20}{c}}<br /> {{\text{maximize}}} & {J=\sum\limits_{j = 1}^n {{a_... | {"url":"http://mathhelpforum.com/advanced-applied-math/146770-interesting-optimization-problem.html","timestamp":"2014-04-16T10:24:10Z","content_type":null,"content_length":"40221","record_id":"<urn:uuid:34dc1050-c1a2-4742-90da-cf0cf8267eb8>","cc-path":"CC-MAIN-2014-15/segments/1397609532480.36/warc/CC-MAIN-20140416005... |
Looking for a "scientific" application of a recreational puzzle.
up vote 8 down vote favorite
First of all the puzzle.
A barman's got 15 glasses which are initially somehow divided into several stacks. The barman repeats the following process a thousand times. He takes the top glass from each (nonempty) stack and
forms... | {"url":"http://mathoverflow.net/questions/96950/looking-for-a-scientific-application-of-a-recreational-puzzle","timestamp":"2014-04-23T19:49:41Z","content_type":null,"content_length":"64233","record_id":"<urn:uuid:49b72b64-da76-40da-bbe7-e2db0a85e2b0>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20... |
Ideals question
1. Ideals question
This is another past exam question.
Define $(I:J)\; =\; \{ r \in R\; |\; rJ \subseteq I \}\; =\; \{ r \in R\; |\; \forall j \in J \;:\; rj \in I\}$.
For I,J,K ideals of R, where R is a commutative ring, prove that:
(a) (I:J) is an ideal of R
(b... | {"url":"http://www.sciforums.com/showthread.php?113579-Ideals-question&p=2933241","timestamp":"2014-04-19T09:25:32Z","content_type":null,"content_length":"42609","record_id":"<urn:uuid:6ac96f32-3cee-4ff9-997c-aeea4cd58247>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00486-ip-10-147-... |
Need some help with a set question:
November 8th 2012, 06:53 PM #1
Nov 2012
Need some help with a set question:
If (A is a subset B) and (C is a subset of D), then (A intersection C) is a subset of (B intersection D).
I think I have a correct answer, but I'm uncertain (I feel like I'm leaving something out ... | {"url":"http://mathhelpforum.com/discrete-math/207072-need-some-help-set-question.html","timestamp":"2014-04-20T22:07:44Z","content_type":null,"content_length":"32998","record_id":"<urn:uuid:fc5cb209-7e06-4048-906b-b7555667babe>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00433-ip-... |
Post a reply
We aren't entirely clear on your question, but I will answer this line:
Lyndamurphy wrote:
I have a monthly total and want to estimate over 3 months
If you have just one month and want to estimate for 3 months, the easiest way is to multiply by 3.
Example: April=60, so April, May and June together ... | {"url":"http://www.mathisfunforum.com/post.php?tid=3567&qid=34666","timestamp":"2014-04-18T08:27:36Z","content_type":null,"content_length":"17053","record_id":"<urn:uuid:ce433df6-ae37-4bac-8949-5729c459432f>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416005213-00660-ip-10-147-4-33.ec2.inter... |
the definition of gauss
gauss (ɡaʊs)
—n , pl gauss
the cgs unit of magnetic flux density; the flux density that will induce an emf of 1 abvolt (10^--8 volt) per centimetre in a wire moving across the field at a velocity of 1 centimetre per
second. 1 gauss is equivalent to 10^--4 tesla
[after Karl Gauss]
"unit... | {"url":"http://dictionary.reference.com/browse/gauss","timestamp":"2014-04-21T14:47:53Z","content_type":null,"content_length":"107530","record_id":"<urn:uuid:55199d1b-bdbf-4159-bf23-e4e56d89682b>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/CC-MAIN-20140423032006-00198-ip-10-147-4-33.ec2.internal.warc.gz"... |
Amplitude and Period
Day 2 - Amplitude and Period
by Shannon Umberger
Objectives: To find the amplitude and period of a trigonometric function fr... | {"url":"http://jwilson.coe.uga.edu/EMT668/EMAT6680.2000/Umberger/EMAT6690smu/Day2/Day2.html","timestamp":"2014-04-18T00:13:25Z","content_type":null,"content_length":"16471","record_id":"<urn:uuid:ca95f417-6d4c-430a-8c3a-23679e621cbe>","cc-path":"CC-MAIN-2014-15/segments/1397609532374.24/warc/CC-MAIN-20140416005212-0021... |
FOM: General intellectual interest/challenges
Harvey Friedman friedman at math.ohio-state.edu
Mon Dec 15 11:21:54 EST 1997
Lou writes:
>Well, P=NP is certainly highly interesting as a mathematical problem,
>and so is the abc-conjecture, and scores of other big problems,
>like the Lang conjectures.
It is easy to state c... | {"url":"http://www.cs.nyu.edu/pipermail/fom/1997-December/000528.html","timestamp":"2014-04-20T20:59:14Z","content_type":null,"content_length":"8195","record_id":"<urn:uuid:6b596dc2-8c89-4636-bc57-867221b5acf1>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00049-ip-10-147-4-33.ec2.int... |
Math::PlanePath::Base::Digits -- helpers for digit based paths
use Math::PlanePath::Base::Digits 'digit_split_lowtohigh';
foreach my $digit (digit_split_lowtohigh ($n, 16)) {
This is a few generic helper functions for paths based on digits or powering.
They're designed to work on plain Perl integers and floats and th... | {"url":"http://search.cpan.org/~kryde/Math-PlanePath/lib/Math/PlanePath/Base/Digits.pm","timestamp":"2014-04-21T00:08:59Z","content_type":null,"content_length":"19028","record_id":"<urn:uuid:6d1938a2-719b-4b39-901f-f0cfcfcb8829>","cc-path":"CC-MAIN-2014-15/segments/1397609539337.22/warc/CC-MAIN-20140416005219-00263-ip-... |
Chicago Heights ACT Tutor
Find a Chicago Heights ACT Tutor
...I've had several jobs where I used Excel daily on a professional level. Beyond the typical workplace application of the program, I've also used Excel for extensive statistical and modeling
projects, pushing the boundaries of what Excel (and my poor lapto... | {"url":"http://www.purplemath.com/chicago_heights_act_tutors.php","timestamp":"2014-04-20T06:48:53Z","content_type":null,"content_length":"23888","record_id":"<urn:uuid:d983b1c6-0ea1-4efd-bd30-1868c0a81ecc>","cc-path":"CC-MAIN-2014-15/segments/1397609538022.19/warc/CC-MAIN-20140416005218-00124-ip-10-147-4-33.ec2.intern... |
Euclidean space
Euclidean space, In geometry, a two- or three-dimensional space in which the axioms and postulates of Euclidean geometry apply; also, a space in any finite number of dimensions, in which points are
designated by coordinates (one for each dimension) and the distance between two points is given by a dista... | {"url":"http://www.britannica.com/print/topic/194913","timestamp":"2014-04-18T09:02:29Z","content_type":null,"content_length":"7430","record_id":"<urn:uuid:927279c7-5138-4474-8b8c-29f2e89313a0>","cc-path":"CC-MAIN-2014-15/segments/1398223202457.0/warc/CC-MAIN-20140423032002-00060-ip-10-147-4-33.ec2.internal.warc.gz"} |
Vector problem
May 3rd 2011, 02:55 PM #1
Jul 2010
Vector problem
Q: an airplane is flying at an airspeed of 600 km/hr in a cross-wind that is 30 degrees west of north at a speed of 50 km/hr. In what direction should the plane fly to end up going due west?
Its been years since I did this, but am having a tes... | {"url":"http://mathhelpforum.com/pre-calculus/179420-vector-problem.html","timestamp":"2014-04-20T20:14:58Z","content_type":null,"content_length":"34714","record_id":"<urn:uuid:e705c2e3-cb0b-4774-8e10-d502a3999cf1>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00436-ip-10-147-4-33.ec... |
Re: st: cluster and F test
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Re: st: cluster and F test
From Steven Samuels <sjhsamuels@earthlink.net>
To statalist@hsphsun2.harvard.edu
Subject Re: st: cluster and F test
Date Mon, 14 Jul 2008 17:26:53 -0400
On Jul 11, 2008, at 4:19 AM... | {"url":"http://www.stata.com/statalist/archive/2008-07/msg00518.html","timestamp":"2014-04-19T10:03:57Z","content_type":null,"content_length":"16444","record_id":"<urn:uuid:b2277512-ae6b-4aa5-b4c2-7d1079000206>","cc-path":"CC-MAIN-2014-15/segments/1397609537097.26/warc/CC-MAIN-20140416005217-00301-ip-10-147-4-33.ec2.in... |
Merrimack Precalculus Tutor
Find a Merrimack Precalculus Tutor
...Human Systems 9. The characteristics, distribution, and migration of human populations on Earth's surface. 10. The characteristics, distributions, and complexity of Earth's cultural mosaics.
44 Subjects: including precalculus, chemistry, writing, cal... | {"url":"http://www.purplemath.com/merrimack_nh_precalculus_tutors.php","timestamp":"2014-04-18T11:27:34Z","content_type":null,"content_length":"23880","record_id":"<urn:uuid:33ec673f-239a-4287-a306-4a7de0cb7002>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00068-ip-10-147-4-33.ec2.i... |
Palos Heights Calculus Tutor
Find a Palos Heights Calculus Tutor
...The level is not important---I'm just here to help you learn! I'm also available to tutor music theory. My grades in my first two semesters of the IU theory sequence were both A+; I earned A's
in subsequent honors theory courses.
13 Subjects: inc... | {"url":"http://www.purplemath.com/Palos_Heights_calculus_tutors.php","timestamp":"2014-04-19T17:29:41Z","content_type":null,"content_length":"24122","record_id":"<urn:uuid:4a3f040e-2ec1-4b3f-a5a1-d0c0e4758f8f>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-00521-ip-10-147-4-33.ec2.int... |
Posts by
Posts by Kim
Total # Posts: 1,974
Science ; help pleaase
1. In what way are the ocean currents in the Southern Hemisphere 'mirror images' of those in the Northern Hemisphere? 2. On which side of Australia (east or west) would you expect to find deserts?
rain forests? Explain why. 3. In what other regios of th... | {"url":"http://www.jiskha.com/members/profile/posts.cgi?name=Kim&page=19","timestamp":"2014-04-21T03:31:23Z","content_type":null,"content_length":"32110","record_id":"<urn:uuid:4859efdd-c9f2-4736-a9fe-1db96b3b8a2c>","cc-path":"CC-MAIN-2014-15/segments/1397609539447.23/warc/CC-MAIN-20140416005219-00554-ip-10-147-4-33.ec... |
al logic
, 2000
"... Abstract: This is a history of relevant and substructural logics, written for the Handbook of the History and Philosophy of Logic, edited by Dov Gabbay and John Woods. 1 1 ..."
Cited by 139 (16 self)
Add to MetaCart
Abstract: This is a history of relevant and substructural logics, written for the H... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=726098","timestamp":"2014-04-18T06:56:11Z","content_type":null,"content_length":"36836","record_id":"<urn:uuid:368f84e9-ceb3-4d97-9bd6-ef9e53393843>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-20140423032002-00059-ip-10-147-4-33.ec2.internal.war... |
Steady-State One-Dimensional Conduction
16.3 Steady-State One-Dimensional Conduction
Figure 16.3: One-dimensional heat conduction
For one-dimensional heat conduction (temperature depending on one variable only), we can devise a basic descripti... | {"url":"http://web.mit.edu/16.unified/www/FALL/thermodynamics/notes/node117.html","timestamp":"2014-04-17T07:12:21Z","content_type":null,"content_length":"20770","record_id":"<urn:uuid:e0ef65a7-af8c-4fd1-8bc0-d3fce259d65a>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00594-ip-10-147... |
Not a Twisty Puzzle
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Post subject: Not a Twisty Puzzle
... | {"url":"http://www.twistypuzzles.com/forum/viewtopic.php?f=18&t=2055&p=11285","timestamp":"2014-04-19T05:49:26Z","content_type":null,"content_length":"34031","record_id":"<urn:uuid:55053521-382b-42a3-9fe0-9bf2b0c790b6>","cc-path":"CC-MAIN-2014-15/segments/1398223202457.0/warc/CC-MAIN-20140423032002-00609-ip-10-147-4-33... |
Invariant sets with zero measure and full Hausdorff
This journal is archived by the American Mathematical Society. The master copy is available at http://www.ams.org/era/
Invariant sets with zero measure and fu... | {"url":"http://www.emis.de/journals/ERA-AMS/1997-01-018/1997-01-018.html","timestamp":"2014-04-21T12:12:47Z","content_type":null,"content_length":"2765","record_id":"<urn:uuid:5bfe289c-262e-4412-999b-48cd9a9e23ca>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00630-ip-10-147-4-33.ec2... |
P. Cousot, Méthodes itératives de construction et d'approximation de points fixes d'opérateurs monotones sur un treillis, analyse sémantique des programmes.
Semantic program analysis consists in the determination of the conditions in which the run-time execution of a program terminates, does not terminate or leads to a... | {"url":"http://cs.nyu.edu/~pcousot/COUSOTpapers/CousotTheseEsSciences1978.html","timestamp":"2014-04-19T01:48:10Z","content_type":null,"content_length":"17198","record_id":"<urn:uuid:bb33d77a-c529-46da-a488-2362161d631e>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-00508-ip-10-147-4-... |
Identifying the 30 – 60 – 90 Degree Triangle
The 30 – 60 – 90 degree triangle is in the shape of half an equilateral triangle, cut straight down the middle along its altitude. It has angles of 30°, 60°, and 90° and sides in the ratio of
The following figure shows an example.
Get acquainted with this triangle by doing a... | {"url":"http://www.dummies.com/how-to/content/identifying-the-30-60-90-degree-triangle.navId-407422.html","timestamp":"2014-04-16T20:36:02Z","content_type":null,"content_length":"54428","record_id":"<urn:uuid:2f73215a-e568-4185-a0b2-a505ce672199>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-201404... |
Static Converter Optimization
C. Larouci
, J.P. Ferrieux, L. Gerbaud, and J. Roudet are a group of professors and researchers at the laboratoire d'electrotechnique de Grenoble. Their principal research orientations include power
electronics structures, electromagnetic compatibility (EMC), and the development of the ... | {"url":"http://www.planetanalog.com/document.asp?doc_id=527298&site=planetanalog","timestamp":"2014-04-19T09:56:28Z","content_type":null,"content_length":"121786","record_id":"<urn:uuid:dfbe6197-416d-4431-b325-37324b735397>","cc-path":"CC-MAIN-2014-15/segments/1398223206147.1/warc/CC-MAIN-20140423032006-00578-ip-10-147... |
In addition to in-class projects, Math Modeling graduate students at Humboldt State must complete a thesis project as part of their degree. Projects tend to be practical and directly applicable to a
specific scientific question. This gives students a broader context for the math they are studying and a deeper understan... | {"url":"http://www.humboldt.edu/mathmodeling/research_theses.html","timestamp":"2014-04-21T03:42:13Z","content_type":null,"content_length":"13825","record_id":"<urn:uuid:287b1a12-d4ed-42a1-8175-abc0e565ec38>","cc-path":"CC-MAIN-2014-15/segments/1397609539447.23/warc/CC-MAIN-20140416005219-00219-ip-10-147-4-33.ec2.inter... |
Wolfram Demonstrations Project
Reduction Formulas for Integrals
The use of reduction formulas is one of the standard techniques of integration taught in a first-year calculus course. This Demonstration shows how substitution, integration by parts, and algebraic
manipulation can be used to derive a variety of reduction ... | {"url":"http://demonstrations.wolfram.com/ReductionFormulasForIntegrals/","timestamp":"2014-04-18T23:43:06Z","content_type":null,"content_length":"42809","record_id":"<urn:uuid:277a5f47-a86c-4fb7-ae6f-b9cc63c573ce>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-20140423032002-00546-ip-10-147-4-33.ec... |
FOUR BASIC ARITHMETIC OPERATIONS Review of Introductory Mathematics FOUR BASIC ARITHMETIC OPERATIONS This chapter reviews the basic mathematical operations of addition,
subtraction, multiplication, and division of whole numbers. EO 1.2 APPLY one of the arithmetic operations of addition, subtraction, multiplication, an... | {"url":"http://nuclearpowertraining.tpub.com/h1014v1/css/h1014v1_26.htm","timestamp":"2014-04-18T18:11:08Z","content_type":null,"content_length":"19345","record_id":"<urn:uuid:45eb82a1-f3f6-4826-8835-6b79655d2200>","cc-path":"CC-MAIN-2014-15/segments/1398223207985.17/warc/CC-MAIN-20140423032007-00590-ip-10-147-4-33.ec2... |
Football lessons - Big Data, Plainly Spoken (aka Numbers Rule Your World)
Erik left a comment on a different post, pointing us to this informative article about the "data revolution" in football (soccer). This is a topic I have written about before as I follow the sport (
here and here).
Given the breadth of the articl... | {"url":"http://junkcharts.typepad.com/numbersruleyourworld/2011/06/football-lessons.html","timestamp":"2014-04-20T10:47:33Z","content_type":null,"content_length":"67712","record_id":"<urn:uuid:81a572c4-9ce4-41d8-a536-136977c7626e>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00267-i... |
One-Sample and Two-Sample Proportions
The Sample Size windows and computations to test sample sizes and power for proportions are similar to those for testing means. You enter a true Proportion
and choose an
level. Then, for the one-sample proportion case, enter the
Sample Size
Null Proportion
to obtain the
Or, enter t... | {"url":"http://www.jmp.com/support/help/One-Sample_and_Two-Sample_Proportions.shtml","timestamp":"2014-04-21T07:43:37Z","content_type":null,"content_length":"56077","record_id":"<urn:uuid:8baf294f-eba3-4b5f-909d-cf4208e99cf9>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00292-ip-10-... |
[MetaCRS] mercator scale calculation q
Mark Amend mamend at grsensing.com
Sat Apr 25 23:26:45 EDT 2009
Hi there-
This might not be an appropriate post for this list, but I'm struggling
to find a solution. Any ideas would be greatly appreciated.
I have a Mercator chart I'm building, at a scale of 1:5000 (Natural
scale,... | {"url":"http://lists.osgeo.org/pipermail/metacrs/2009-April/000252.html","timestamp":"2014-04-21T14:40:18Z","content_type":null,"content_length":"3478","record_id":"<urn:uuid:c32a09ba-e069-4415-bf38-c3dab1cd63a1>","cc-path":"CC-MAIN-2014-15/segments/1398223206672.15/warc/CC-MAIN-20140423032006-00453-ip-10-147-4-33.ec2.... |
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Click here to go... | {"url":"http://www.merlot.org/merlot/materials.htm?nosearchlanguage=&pageSize=&page=3&category=2514&userId=11397","timestamp":"2014-04-18T06:54:57Z","content_type":null,"content_length":"182736","record_id":"<urn:uuid:928a7a02-ec25-4c06-b70f-b0a19e01cf6b>","cc-path":"CC-MAIN-2014-15/segments/1397609532573.41/warc/CC-MA... |
Neutron, proton collision problem
The following problem appeared on the A2 Edexcel Physics unit 4 exam paper January 2012 question 18. The solution, as given by the exam board, is attached.
Question: 18. James Chadwick is credited with discovering the neutron in 1932.
Beryllium was bombarded with alpha particles, knock... | {"url":"http://www.physicsforums.com/showthread.php?p=4218033","timestamp":"2014-04-16T22:18:18Z","content_type":null,"content_length":"39644","record_id":"<urn:uuid:68bb777b-db6a-49a0-bac2-f2e0374966f3>","cc-path":"CC-MAIN-2014-15/segments/1397609525991.2/warc/CC-MAIN-20140416005205-00171-ip-10-147-4-33.ec2.internal.w... |
Research@StAndrews:FullText: Generating uncountable transformation semigroups
Research@StAndrews:FullText >
Mathematics & Statistics (School of) >
Pure Mathematics >
Pure Mathematics Theses >
Please use this identifier to cite or link to this item: http://hdl.handle.net/10023/867
Title: Generating uncountable tra... | {"url":"http://research-repository.st-andrews.ac.uk/handle/10023/867","timestamp":"2014-04-16T10:21:21Z","content_type":null,"content_length":"19310","record_id":"<urn:uuid:08ec62ed-c87e-4d13-98d4-24a1a83af0bc>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00099-ip-10-147-4-33.ec2.in... |
Please explain
March 9th 2011, 06:36 AM #1
Junior Member
Nov 2010
Please explain
The question:
What is wrong with the following "proof"? Let x=y. Then
$x^2 = xy$
$x^2-y^2= xy-y^2$
$(x+y)(x-y)= y(x-y)$
$x+y= y$
$2y= y$
Solution: I know that 2 does not equal 1 and my answer was an inco... | {"url":"http://mathhelpforum.com/algebra/173981-please-explain.html","timestamp":"2014-04-20T10:19:30Z","content_type":null,"content_length":"42482","record_id":"<urn:uuid:fbdad712-16ac-498d-b2a6-239df59d8f19>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/warc/CC-MAIN-20140416005218-00041-ip-10-147-4-33.ec2.inte... |
The Discrete Cosine Transform (DCT)
Next: Differential Encoding Up: Source Coding Techniques Previous: Relationship between DCT and
The discrete cosine transform (DCT) helps separate the image into parts (or spectral sub-bands) of differing importance (with respect to the image's visual quality). The DCT is similar... | {"url":"http://www.cs.cf.ac.uk/Dave/Multimedia/node231.html","timestamp":"2014-04-19T02:07:01Z","content_type":null,"content_length":"7724","record_id":"<urn:uuid:497f103c-37ea-453f-b438-c6d2fafa55bf>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-00334-ip-10-147-4-33.ec2.internal.warc... |