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How to Summarize & Display Survey Data
About Jeff Sauro
Jeff Sauro is the founding principal of Measuring Usability LLC, a company providing statistics and usability consulting to Fortune 1000 companies.
He is the author of over 20 journal articles and 4 books on statistics and the user-experience.
More about Jeff...
P... | {"url":"http://www.measuringusability.com/blog/summarize-survey.php","timestamp":"2014-04-17T06:56:12Z","content_type":null,"content_length":"34807","record_id":"<urn:uuid:772ad6c1-7591-4fe3-bfb0-97ffb1222b5a>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00394-ip-10-147-4-33.ec2.int... |
Math Forum Discussions - Re: infinity can't exist
Date: Feb 12, 2013 11:48 AM
Author: Frederick Williams
Subject: Re: infinity can't exist
Craig Feinstein wrote:
> Let's say I have a drawer of an infinite number of identical socks at time zero. I take out one of the socks at time one. Then the contents of the drawer at... | {"url":"http://mathforum.org/kb/plaintext.jspa?messageID=8307247","timestamp":"2014-04-16T16:05:52Z","content_type":null,"content_length":"2434","record_id":"<urn:uuid:4aa79730-74b1-42c7-9c30-b850dda486e9>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00657-ip-10-147-4-33.ec2.interna... |
An interesting multivariable calculus example
Posted by: Dave Richeson | April 18, 2012
An interesting multivariable calculus example
Earlier this semester in my Multivariable Calculus course we were discussing the second derivative test. Recall the pesky condition that if ${(a,b) }$ is a critical point and ${D(a,b)=f_... | {"url":"http://divisbyzero.com/2012/04/18/an-interesting-multivariable-calculus-example/","timestamp":"2014-04-21T07:06:12Z","content_type":null,"content_length":"73651","record_id":"<urn:uuid:8623cee1-5dac-4cac-97d0-f28bd1025fb8>","cc-path":"CC-MAIN-2014-15/segments/1397609539665.16/warc/CC-MAIN-20140416005219-00085-i... |
how can i create new defined shapes in OpenGL ?
how can i create new defined shapes in OpenGL ?
Hello ,...
since i didn't found functions to all plane i proboably will need to use i ask here.
i guess i will need to use will be :
z = max(|x||y|) - mountion like
x^2 - y^2 = z ukaf point ..
how do ... | {"url":"http://cboard.cprogramming.com/game-programming/92248-how-can-i-create-new-defined-shapes-opengl-printable-thread.html","timestamp":"2014-04-17T17:52:13Z","content_type":null,"content_length":"7503","record_id":"<urn:uuid:f2a206ff-8f4e-4e52-b88d-7e6d135b444d>","cc-path":"CC-MAIN-2014-15/segments/1397609530136.5... |
Compilation techniques to achieve parallelism and locality
- IN PROCEEDINGS OF THE SIGPLAN '93 CONFERENCE ON PROGRAMMING LANGUAGE DESIGN AND IMPLEMENTATION , 1993
"... Data locality is critical to achieving high performance on large-scale parallel machines. Non-local data accesses result in communication that can great... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=1845480","timestamp":"2014-04-16T22:08:55Z","content_type":null,"content_length":"15595","record_id":"<urn:uuid:8c855760-287f-4ada-a8d3-72cd05636f87>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-20140423032002-00029-ip-10-147-4-33.ec2.internal.wa... |
Course Name MCA (Master of Computer Application)
Subject Code MC0063 (Discrete Mathematics)
Get Questions PART - A PART - B PART - C
Discrete Mathematics Syllabus.
Part 1: Sets, Relations and Functions
Sets; Relations; Functions; Intervals; Functions of real variables; Different functions.
Part 2: Mathematical Inductio... | {"url":"http://www.programmer2programmer.net/tips/smu/smu_subject.aspx?id=MC0063","timestamp":"2014-04-18T03:07:28Z","content_type":null,"content_length":"25436","record_id":"<urn:uuid:25fb727e-bdfd-4cc2-97bf-b6ef9edb77b1>","cc-path":"CC-MAIN-2014-15/segments/1397609532480.36/warc/CC-MAIN-20140416005212-00323-ip-10-147... |
Labelled spanning trees without edge crossings
up vote 9 down vote favorite
Draw the complete graph $K_n$ on a plane in general position with every edge a straight line and randomly label the edges $0$ or $1$. Does this graph always have a spanning tree with no edges
crossing and edge-labels either all $0$ or all $1$?
... | {"url":"http://mathoverflow.net/questions/49113/labelled-spanning-trees-without-edge-crossings?sort=votes","timestamp":"2014-04-17T01:57:15Z","content_type":null,"content_length":"71316","record_id":"<urn:uuid:a37e68c1-9875-4d72-a646-1ca750519a3f>","cc-path":"CC-MAIN-2014-15/segments/1398223206672.15/warc/CC-MAIN-20140... |
Classical metric Diophantine approximation revisited: the Khintchine-Groshev theorem
Classical metric Diophantine approximation revisited: the Khintchine-Groshev theorem
Title Classical metric Diophantine approximation revisited: the Khintchine-Groshev theorem
Publication Journal Article
Year of 2010
Authors... | {"url":"http://maths.york.ac.uk/www/node/10638","timestamp":"2014-04-19T01:52:21Z","content_type":null,"content_length":"14853","record_id":"<urn:uuid:01657110-402d-46dc-bc62-95cd4b50fa26>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-00551-ip-10-147-4-33.ec2.internal.warc.gz"} |
Happy Birthday, Hideki Yukawa!
Do we have a clue how the protons and neutrons in the atomic nucleus stick together? A Japanese guy born 100 years ago gave us the first hint how this may happen:
Hideki Yukawa
made the proposal, in 1935, that the nuclear force with its characteristic short range and saturation properties... | {"url":"http://backreaction.blogspot.com/2007/01/happy-birthday-hideki-yukawa.html?showComment=1169662080000","timestamp":"2014-04-17T22:18:12Z","content_type":null,"content_length":"132625","record_id":"<urn:uuid:225909a2-5886-420d-8cb9-6480061471a4>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-2... |
Maximise surface area of cuboid given constant volume.
February 12th 2011, 05:50 PM #1
Junior Member
Nov 2008
Maximise surface area of cuboid given constant volume.
Hopefully this is the right section to be putting this ...
A cuboid tank is open at the top and the internal dimensions of its base are x m and... | {"url":"http://mathhelpforum.com/calculus/171054-maximise-surface-area-cuboid-given-constant-volume.html","timestamp":"2014-04-17T02:30:11Z","content_type":null,"content_length":"34553","record_id":"<urn:uuid:ae67eea0-49c7-45c9-8b23-09c3280d3140>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-2014041... |
Calculating The Speed Of Mess
Equations relating speed and mass go back to Newton and beyond.
But what about relating speed and MESS?
Simply, how fast should you expect a clean kids' room to get messy?
Friends Jonathan Liu and John Booth brought me the question and did the better part of the brainstorming and I did t... | {"url":"http://www.science20.com/brain_candyfeed_your_mind/calculating_speed_mess","timestamp":"2014-04-21T08:35:38Z","content_type":null,"content_length":"51764","record_id":"<urn:uuid:5321e90e-29ed-4673-9e35-b746b2c0401b>","cc-path":"CC-MAIN-2014-15/segments/1398223202457.0/warc/CC-MAIN-20140423032002-00612-ip-10-147... |
Excel Gurus Gone Wild - Do the IMPOSSIBLE with Microsoft Excel
Bi ll Jele rs
tr ibuto
112 K con sts
with 2 3 gue
and 6
H O LY M A C R O ! B O O K S
PO Box 82, Uniontown, OH 44685
Excel Gurus Gone Wild
© 2009 by Bill Jelen
All rights reserved. No part of this book ma... | {"url":"http://www.docstoc.com/docs/143472496/Excel-Gurus-Gone-Wild---Do-the-IMPOSSIBLE-with-Microsoft-Excel","timestamp":"2014-04-19T16:11:27Z","content_type":null,"content_length":"468459","record_id":"<urn:uuid:4c07dbb6-03b3-4c2e-a665-3a0c84884229>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20... |
New opportunities for statistics collection in Teradata 14.0
Teradata 14.0 offers some very helpful enhancements to the statistics collection process. This posting discusses a few of the key ones, with an explanation of how these enhancements can be used to
streamline your statistics collection process and help your ... | {"url":"http://developer.teradata.com/blog/carrie/2012/08/new-opportunities-for-statistics-collection-in-teradata-14-0","timestamp":"2014-04-18T10:36:34Z","content_type":null,"content_length":"125989","record_id":"<urn:uuid:782e7554-0e5e-43ed-83ed-cd1d2b24d512>","cc-path":"CC-MAIN-2014-15/segments/1397609533308.11/warc... |
smooth infinity-stack
The notion of smooth $\infty$-stack is essentially that of
Following the logic described at
a smooth $\infty$-stack is the ∞-categorification of smooth space and differentiable stack. It is an ∞-stack on the (essentially small) site Diff of smooth manifolds, or correspondingly on $Ball \
subset Di... | {"url":"http://ncatlab.org/nlab/show/smooth+infinity-stack","timestamp":"2014-04-21T12:24:41Z","content_type":null,"content_length":"37751","record_id":"<urn:uuid:4df2c14c-b259-4904-b5c6-dc40e3ea64d9>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00529-ip-10-147-4-33.ec2.internal.war... |
the height
Results 1 - 10 of 31
, 1986
"... Abstract. This is a survey of the main methods in non-uniform random variate generation, and highlights recent research on the subject. Classical paradigms such as inversion, rejection, guide
tables, and transformations are reviewed. We provide information on the expected tim... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=535150","timestamp":"2014-04-20T12:45:45Z","content_type":null,"content_length":"34075","record_id":"<urn:uuid:08a14e91-e0b7-4c52-8d8e-559643fe3d80>","cc-path":"CC-MAIN-2014-15/segments/1397609538423.10/warc/CC-MAIN-20140416005218-00036-ip-10-147-4-33.ec2.internal.war... |
How to Get an "A" in Geometry
Edit Article
Edited by Rob S, Tom Viren, Brandywine, Maluniu and 34 others
Geometry is a very challenging subject for many students. Many of the concepts are totally new, and this can make for a very scary experience. Through combining good study habits and a few study
pointers, you can su... | {"url":"http://www.wikihow.com/Get-an-%22A%22-in-Geometry","timestamp":"2014-04-19T02:19:34Z","content_type":null,"content_length":"69015","record_id":"<urn:uuid:a7280e52-409e-4e2d-bc9a-5ea081361011>","cc-path":"CC-MAIN-2014-15/segments/1398223210034.18/warc/CC-MAIN-20140423032010-00113-ip-10-147-4-33.ec2.internal.warc... |
[ WWW Crystallography | RSC (ANU) | Disordered Materials | T R Welberry ]
"One common thread is apparent in the writings of all those who have published papers on the subject of optical transforms - the great power of visual presentation in teaching, in stimulating thought
and in aiding the development of intuition, wh... | {"url":"http://rsc.anu.edu.au/~welberry/Optical_transform/","timestamp":"2014-04-20T00:39:00Z","content_type":null,"content_length":"13799","record_id":"<urn:uuid:48455344-4b14-4b39-a715-fe970d03b530>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MAIN-20140416005217-00419-ip-10-147-4-33.ec2.internal.warc... |
Elementary School
Post a New Question | Current Questions
You sure this is right? It can't be solved using elementary functions.
Thursday, December 1, 2011 at 5:10am
Math: Elementary
why is it obvious that 3/4 x 8/5 = 6/5?
Tuesday, November 29, 2011 at 9:32pm
Suppose that weights of 5th grade elementary boys are normal... | {"url":"http://www.jiskha.com/elementary_school/?page=5","timestamp":"2014-04-19T21:48:00Z","content_type":null,"content_length":"39195","record_id":"<urn:uuid:6937bb2d-496e-4d88-9dc3-bb76a7f2a7fc>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-00626-ip-10-147-4-33.ec2.internal.warc.g... |
Herding Cats
Projects are composed of three fundamental elements. Cost, Schedule, and Technical outcomes. The Technical Outcomes go far beyond the PMI-style scope terms. In this paradigm, the technical outcomes
are at the end of a chain. Here's examples of that chain - Capabilities, Measures of Effectiveness, Measures... | {"url":"http://herdingcats.typepad.com/my_weblog/theory/","timestamp":"2014-04-17T10:25:43Z","content_type":null,"content_length":"132638","record_id":"<urn:uuid:02de4dcf-c04e-4566-a89a-f0ba48ded9cc>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00572-ip-10-147-4-33.ec2.internal.warc... |
elastic collision in two dimensions
December 3rd 2007, 04:27 PM
elastic collision in two dimensions
On a frictionless surface, a 0.35 kg puck moves horizontally to the right (at an angle of 0°) and a speed of 2.3 m/s. It collides with a 0.23 kg puck that is stationary. After the collision, the
puck that was ini... | {"url":"http://mathhelpforum.com/advanced-applied-math/24078-elastic-collision-two-dimensions-print.html","timestamp":"2014-04-16T06:29:53Z","content_type":null,"content_length":"9778","record_id":"<urn:uuid:627cc56d-8ad9-49de-b2c7-89f59013bb0c>","cc-path":"CC-MAIN-2014-15/segments/1397609521512.15/warc/CC-MAIN-2014041... |
Explanation of coding
Code: Select all
library IEEE;
use IEEE.std_logic_1164.all;
use IEEE.std_logic_unsigned.all;
entity my_counter5 is
port(count: Out std_logic_vector(7 downto 0);
clk: in std_logic;
reset: in std_logic);
end my_counter5;
architecture behav_my_counter5 of my_counte... | {"url":"http://www.fpga4fun.com/forum/viewtopic.php?f=8&t=2648","timestamp":"2014-04-21T05:17:53Z","content_type":null,"content_length":"33273","record_id":"<urn:uuid:986bfb4e-9286-4a1c-8cf2-c5ca69571ee9>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00564-ip-10-147-4-33.ec2.internal... |
Proposition 37
If two medial straight lines commensurable in square only and containing a rational rectangle are added together, the whole is irrational; let it be called the first bimedial straight line.
Let two medial straight lines AB and BC commensurable in square only and containing a rational rectangle be added t... | {"url":"http://aleph0.clarku.edu/~djoyce/java/elements/bookX/propX37.html","timestamp":"2014-04-17T01:10:28Z","content_type":null,"content_length":"2834","record_id":"<urn:uuid:c911dbc9-c632-4e55-9b68-6f03aca0b8e1>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-20140423032006-00478-ip-10-147-4-33.ec... |
MATLAB : Step Plots [Urgent]
I am stuck at very crucial stage. I want to generate the step plot which is generated using
command in simple MATLAB environment. However, I am trying to incorporate it in GUI where it should plot the step plot when clicked on the button.
Following is the code for writing in normal MATLAB e... | {"url":"http://www.physicsforums.com/showthread.php?t=316747","timestamp":"2014-04-19T02:22:08Z","content_type":null,"content_length":"21056","record_id":"<urn:uuid:e013cd9f-435b-40fe-8c28-ba7482e94c8a>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-00638-ip-10-147-4-33.ec2.internal.wa... |
Department of Mathematical Sciences
Department of Mathematical Sciences
WNCC students and advisors please check the current Chadron State College catalog for further information about all requirements of and electives in degree programs. Some courses needed for certain
programs may transfer but be found in a more appro... | {"url":"http://www.csc.edu/admissions/transfer/wncc_math.csc?p=1","timestamp":"2014-04-18T08:04:56Z","content_type":null,"content_length":"4814","record_id":"<urn:uuid:427c86be-97a8-4e49-96a4-5a1d8f19ee22>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416005213-00351-ip-10-147-4-33.ec2.interna... |
Image Processing - Code to filter color in MATLAB
In this post we will learn to how filter color in Matlab.
provide very good Image processing tool box with many ready made functions. Here I have illustrated a very basic method to filter color in Matlab. The concept is- in the 3D matrix of RGB color space,
if the value... | {"url":"http://programing-tutorial.blogspot.com/2009/11/image-processing-code-to-filter-color.html","timestamp":"2014-04-19T09:23:17Z","content_type":null,"content_length":"97801","record_id":"<urn:uuid:0d5de9cf-2ad4-44a1-ac65-77ba065551e0>","cc-path":"CC-MAIN-2014-15/segments/1398223206672.15/warc/CC-MAIN-201404230320... |
Unit 4: Ratios, Proportions, and Rational Expressions
3. Student Learning Map
• Topic:Unit 4: Ratios, Proportions, and Rational Expressions
• Subject(s):Math
Key Learning:
Rational Expressions are useful and relevant in many real-world contexts.
Unit Essential Question(s):
How are rational expressions useful in ma... | {"url":"http://publish.learningfocused.com/4228643","timestamp":"2014-04-18T20:43:28Z","content_type":null,"content_length":"27445","record_id":"<urn:uuid:1f4bec6c-4a0d-438e-a2e4-b8c36f504b22>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-20140423032006-00030-ip-10-147-4-33.ec2.internal.warc.gz"} |
Welcome to 6L: This is the blog for 6L.
Bring, Bake Buy - in Green!
Published Friday, April 27, 2012.
... | {"url":"http://www.patana.ac.th/BPSnet/blog/Index.asp?ID=417&MonthID=4&YearID=2012","timestamp":"2014-04-17T00:49:37Z","content_type":null,"content_length":"30543","record_id":"<urn:uuid:f3e13c06-f042-4a6b-aecf-eac9e1947960>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20140416005206-00649-ip-10-14... |
Markov Chains and absorption probabilites
February 4th 2013, 07:45 AM
Markov Chains and absorption probabilites
Could someone please help me with this question?
A single-celled organism contains N particles, some of which are of type A, the others of
type B . The cell is said to be in state i , where http:/... | {"url":"http://mathhelpforum.com/advanced-statistics/212553-markov-chains-absorption-probabilites-print.html","timestamp":"2014-04-18T07:22:37Z","content_type":null,"content_length":"4131","record_id":"<urn:uuid:82bc08c8-c0c4-45bf-b174-d2f2a1657dcc>","cc-path":"CC-MAIN-2014-15/segments/1397609532573.41/warc/CC-MAIN-201... |
Tough Optimization Question
March 12th 2013, 05:01 PM
Tough Optimization Question
Can someone send me the full steps so i can learn from it, i missed the lecture today so i didn't get the step by step walk through of the solution :( i'm having such a hard time with the
optimization unit it's really tough... and... | {"url":"http://mathhelpforum.com/calculus/214664-tough-optimization-question-print.html","timestamp":"2014-04-20T16:32:12Z","content_type":null,"content_length":"5145","record_id":"<urn:uuid:76b5d877-a940-43ac-807f-27e170ca482f>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-20140423032006-00251-ip-... |
What is the derivative of (cosx)^sin2x? - Homework Help - eNotes.com
What is the derivative of (cosx)^sin2x?
we have to find d(cosx * sin2x)/dx.
This can be simply done by using the principle of deriavation of multiplications.
d(cosx * sin2x)/dx = cosx * d(sin2x)/dx + sin2x * d(cosx)/dx
= cosx*2*cos2x+ sin2x*(-sinx)
= ... | {"url":"http://www.enotes.com/homework-help/what-derivative-cosx-sin2x-292040","timestamp":"2014-04-20T04:09:32Z","content_type":null,"content_length":"28202","record_id":"<urn:uuid:544b9612-db13-4c63-ab09-2e19d085d535>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00582-ip-10-147-4-3... |
Suggestion about data structure to be used for piecewise defined functions.
Author Suggestion about data structure to be used for piecewise defined functions.
Ranch Hand
Good morning to all,
Joined: Jun 24,
2005 I nee... | {"url":"http://www.coderanch.com/t/559719/gc/Suggestion-data-structure-piecewise-defined","timestamp":"2014-04-20T08:43:20Z","content_type":null,"content_length":"22617","record_id":"<urn:uuid:351b984a-6fac-46cb-80e6-4b9b811e7e32>","cc-path":"CC-MAIN-2014-15/segments/1398223206147.1/warc/CC-MAIN-20140423032006-00008-ip... |
Arrow's initial velocity (Force problem)
1. The problem statement, all variables and given/known data
An arrow, starting from rest, leaves the bow with a speed of 27.5 m/s. If the average force exerted on the arrow by the bow was increased 3 times and the arrow was accelerated over the same distance,
then with what spe... | {"url":"http://www.physicsforums.com/showthread.php?t=183546","timestamp":"2014-04-17T18:28:24Z","content_type":null,"content_length":"42434","record_id":"<urn:uuid:2374b733-6013-4251-a83e-09e7e4af925b>","cc-path":"CC-MAIN-2014-15/segments/1398223206147.1/warc/CC-MAIN-20140423032006-00663-ip-10-147-4-33.ec2.internal.wa... |
Math Tools Discussion: Calculus Made Easy App tool, Calculus without calculus
Discussion: Calculus Made Easy App tool
Topic: Calculus without calculus
Related Item: http://mathforum.org/mathtools/tool/3522/
<< see all messages in this topic
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Subject: RE: Calculus without ca... | {"url":"http://mathforum.org/mathtools/discuss.html?context=tool&do=r&msg=125792","timestamp":"2014-04-19T21:06:25Z","content_type":null,"content_length":"17430","record_id":"<urn:uuid:9b3ea84f-d85c-4651-979e-596dc68f9739>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-00183-ip-10-147... |
ALEX Lesson Plans
Subject: Mathematics (7 - 12), or Technology Education (9 - 12)
Title: Dice Roll Project
Description: This project is a fun way for students to observe the integration of a probability lesson with spreadsheet software. Students will record 36 rolls of a pair of dice. After they record
their data, stud... | {"url":"http://alex.state.al.us/all.php?std_id=54253","timestamp":"2014-04-17T15:35:34Z","content_type":null,"content_length":"38993","record_id":"<urn:uuid:6dab4f0d-6a11-441e-8fca-8c62c129cf21>","cc-path":"CC-MAIN-2014-15/segments/1397609530136.5/warc/CC-MAIN-20140416005210-00217-ip-10-147-4-33.ec2.internal.warc.gz"} |
Cupertino Algebra 1 Tutor
Find a Cupertino Algebra 1 Tutor
...I worked as an engineer for 10 years but I then stayed home to raise my children. I volunteered at Montclaire Elementary School and started working as Tech support in 2007. Currently, I am
working as Tech.
5 Subjects: including algebra 1, elementary (k... | {"url":"http://www.purplemath.com/cupertino_ca_algebra_1_tutors.php","timestamp":"2014-04-17T10:59:06Z","content_type":null,"content_length":"24027","record_id":"<urn:uuid:60dee2c5-4718-4c2e-8e6f-5fc00edae93d>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00503-ip-10-147-4-33.ec2.int... |
Copyright © University of Cambridge. All rights reserved.
Why do this problem?
This problem
will help children become more familiar with factors and multiples. Moreover, a systematic approach is required in order to find all the lines. It will encourage learners to talk to each other, and
it provides a good context in ... | {"url":"http://nrich.maths.org/1138/note?nomenu=1","timestamp":"2014-04-17T18:24:54Z","content_type":null,"content_length":"9848","record_id":"<urn:uuid:fa1211ff-6190-4884-84b1-2f2f35279689>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MAIN-20140416005217-00434-ip-10-147-4-33.ec2.internal.warc.gz"} |
Letters and Science Distinguished Speakers Series, Sybilla Beckmann
How do we enact a vision of mathematics teaching in which mathematical reasoning and sense-making play a central role? How do we make mathematics teaching a strong and vibrant profession? In this
presentation Dr. Beckmann will argue that widespread imp... | {"url":"http://calendar.msu.montana.edu/events/10371","timestamp":"2014-04-17T15:30:21Z","content_type":null,"content_length":"23079","record_id":"<urn:uuid:110be582-e591-421b-b4b6-41a6c22aa38e>","cc-path":"CC-MAIN-2014-15/segments/1398223206770.7/warc/CC-MAIN-20140423032006-00121-ip-10-147-4-33.ec2.internal.warc.gz"} |
simplicial ring
Homotopy theory
Paths and cylinders
Homotopy groups
Higher algebra
Algebraic theories
Algebras and modules
Higher algebras
Model category presentations
Geometry on formal duals of algebras
A simplicial ring is a simplicial object in the category Ring of rings.
It may be understood conceptually as follow... | {"url":"http://ncatlab.org/nlab/show/simplicial+ring","timestamp":"2014-04-17T15:31:11Z","content_type":null,"content_length":"52886","record_id":"<urn:uuid:5080e6ae-58b6-44ef-b9b2-80c9eefaee3f>","cc-path":"CC-MAIN-2014-15/segments/1398223202457.0/warc/CC-MAIN-20140423032002-00037-ip-10-147-4-33.ec2.internal.warc.gz"} |
Patent US8131741 - Construction, manipulation, and comparison of a multi-dimensional semantic space
This application is a divisional of U.S. patent application Ser. No. 11/562,337, filed en-Nov. 21, 2006, now U.S. Pat. No. 7,475,008, issued Jan. 6, 2009, which is a continuation of U.S. patent
application Ser. No. 09/51... | {"url":"http://www.google.ca/patents/US8131741","timestamp":"2014-04-18T23:45:51Z","content_type":null,"content_length":"223158","record_id":"<urn:uuid:94fbe455-99a6-417c-9beb-2d017539eb37>","cc-path":"CC-MAIN-2014-15/segments/1398223202457.0/warc/CC-MAIN-20140423032002-00511-ip-10-147-4-33.ec2.internal.warc.gz"} |
Sine, Cosine, Tangent; Four-meter Ladder
Date: Sat, 15 Jun 96 11:34:31 -0700
From: Bill Hatcher
Subject: sin, cosine, tan
Dear Dr. Math,
Could you please explain how cosine, tangent and sin work? is
there any way to perform these problems without a calculator?
How would you find the sin, cosine, and tangent of this:
A ... | {"url":"http://mathforum.org/library/drmath/view/53991.html","timestamp":"2014-04-20T22:47:54Z","content_type":null,"content_length":"10158","record_id":"<urn:uuid:aa20a2b4-2f23-492e-97b0-5d51f750ac64>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00204-ip-10-147-4-33.ec2.internal.wa... |
RE: [SI-LIST] : Proposal: Rs correlation/collaboration for W-Elem
Michael Tsuk (Michael.Tsuk@compaq.com)
Tue, 03 Aug 1999 15:45:42 -0700
[Apologies if you get two copies of this; there seems to be a problem
silist and Compaq mail today.]
Dmitri Kuznetsov writes:
> This skin-effect equation produces the corresponding in... | {"url":"http://www.qsl.net/wb6tpu/si-list2/1367.html","timestamp":"2014-04-19T04:21:46Z","content_type":null,"content_length":"7999","record_id":"<urn:uuid:7ec7cbfb-9171-4d60-9a1f-8ac44ba4d524>","cc-path":"CC-MAIN-2014-15/segments/1397609535775.35/warc/CC-MAIN-20140416005215-00551-ip-10-147-4-33.ec2.internal.warc.gz"} |
What is the chance of not having drawn every card after n draws.
April 10th 2011, 07:50 AM #1
Junior Member
Mar 2009
What is the chance of not having drawn every card after n draws.
52 cards
Draw 1 at a time with replacement.
What is the probability that after n draws you have not drawn every card at le... | {"url":"http://mathhelpforum.com/statistics/177445-what-chance-not-having-drawn-every-card-after-n-draws.html","timestamp":"2014-04-21T15:31:10Z","content_type":null,"content_length":"36256","record_id":"<urn:uuid:8ac0828e-9a7d-4d2e-8653-263beb1e6d34>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-2... |
Robustness in Glyoxylate Bypass Regulation
• We are sorry, but NCBI web applications do not support your browser and may not function properly.
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PLoS Comput Biol. Mar 2009; 5(3): e1000297.
Robustness in Glyoxylate Bypass Regulation
Jason A. Papin, Editor^
The glyoxylate bypass allows Escherichia c... | {"url":"http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2645677/?tool=pubmed","timestamp":"2014-04-18T04:44:11Z","content_type":null,"content_length":"122571","record_id":"<urn:uuid:2c86fa88-c8ce-4900-8aac-59219ad5de40>","cc-path":"CC-MAIN-2014-15/segments/1397609532480.36/warc/CC-MAIN-20140416005212-00331-ip-10-147-4-33.e... |
The passage of a diffusible indicator through a microvascular system
The aim. (1) To develop a mathematical model of the passage of a diffusible indicator through microcirculation based on a stochastic description of diffusion and flow; (2) To use Goresky transform of
the dilution curves of the diffusible indicators fo... | {"url":"http://www.tbiomed.com/content/10/1/10","timestamp":"2014-04-20T08:15:02Z","content_type":null,"content_length":"97204","record_id":"<urn:uuid:bb132fec-cdfc-405c-9c71-ff1fb122efd2>","cc-path":"CC-MAIN-2014-15/segments/1398223204388.12/warc/CC-MAIN-20140423032004-00227-ip-10-147-4-33.ec2.internal.warc.gz"} |
Buckeye, AZ Statistics Tutor
Find a Buckeye, AZ Statistics Tutor
...With an undergraduate degree in Mathematics (3.9 GPA in-subject). I have used said degrees to teach at multiple levels: junior high, high school, college. I have also tutored ALL of the above
levels. I have taught in foreign schools, tutored at the... | {"url":"http://www.purplemath.com/Buckeye_AZ_Statistics_tutors.php","timestamp":"2014-04-17T01:00:25Z","content_type":null,"content_length":"24112","record_id":"<urn:uuid:4c9e547e-29a4-459e-abec-48d3ffd7394e>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20140416005206-00302-ip-10-147-4-33.ec2.inter... |
Got Homework?
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solve using the quadratic formula H(t)= -16t+25+0
• one year... | {"url":"http://openstudy.com/updates/50363b82e4b09d6877142466","timestamp":"2014-04-17T22:09:23Z","content_type":null,"content_length":"44843","record_id":"<urn:uuid:65c0fa02-6de6-4a04-b592-7d0372c517d2>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00105-ip-10-147-4-33.ec2.internal.... |
Category:K-12 mathematics/all books
From Wikibooks, open books for an open world
This is an internally maintained category. It should be automatically populated with all books belonging to subject K-12 mathematics or to any of its descendant subjects.
Books or Pages
The following 16 pages are in this category, out of ... | {"url":"http://en.wikibooks.org/wiki/Category:K-12_mathematics/all_books","timestamp":"2014-04-20T11:24:44Z","content_type":null,"content_length":"26798","record_id":"<urn:uuid:5045a5b4-da49-4262-81f9-7f9dddc06595>","cc-path":"CC-MAIN-2014-15/segments/1397609538423.10/warc/CC-MAIN-20140416005218-00031-ip-10-147-4-33.ec... |
in my worksheet i have different kind of items with its cost. in my case which is not in order, that is, the order of items can be AABAACCBA...
I want to calculate Cumulated Total on each row. but i am not sure how to achieve this by conditional formula? the values in my sheet looks like the following,
Date ... | {"url":"http://www.knowexcel.com/view/271895-calculating-cumulative-totals.html","timestamp":"2014-04-20T08:16:35Z","content_type":null,"content_length":"58690","record_id":"<urn:uuid:9af6027b-d363-42dc-b019-7f00d64721bf>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/warc/CC-MAIN-20140416005218-00365-ip-10-147-4... |
Tsutomu Sasao - Reed-Muller'95
Advance Program
IFIP WG 10.5 Workshop on
... | {"url":"http://www.lsi-cad.com/sasao/reed95pr.html","timestamp":"2014-04-17T18:48:50Z","content_type":null,"content_length":"11035","record_id":"<urn:uuid:0fc42556-af96-4f9d-9102-c01fa84bb3d2>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-20140416005210-00348-ip-10-147-4-33.ec2.internal.warc.gz"} |
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Which is an example of an algebraic expression? 4(3 + 8) 18 to... | {"url":"http://openstudy.com/updates/511cf18be4b06821731b48e1","timestamp":"2014-04-16T10:33:27Z","content_type":null,"content_length":"34833","record_id":"<urn:uuid:2519d65e-57b4-40d7-8759-b6f04a894376>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00193-ip-10-147-4-33.ec2.internal.... |
Significance Testing
David M. Lane
Binomial Distribution, Introduction to Hypothesis Testing
Learning Objectives
1. Describe how a probability value is used to cast doubt on the null hypothesis
2. Define "statistically significant"
3. Distinguish between statistical significance and practical significance
4. Distin... | {"url":"http://onlinestatbook.com/2/logic_of_hypothesis_testing/significance.html","timestamp":"2014-04-20T00:37:46Z","content_type":null,"content_length":"10507","record_id":"<urn:uuid:0ddeb4c3-2e9c-4dc0-93ce-e36a9cfbfc61>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MAIN-20140416005217-00659-ip-10-147... |
Small letters after tags
Re: Small letters after tags
Okay, I did not know I was supposed to read it.
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 pr... | {"url":"http://www.mathisfunforum.com/viewtopic.php?pid=213324","timestamp":"2014-04-17T06:57:58Z","content_type":null,"content_length":"39536","record_id":"<urn:uuid:f29a2a16-e499-4822-8b7a-9a1d858f7970>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00150-ip-10-147-4-33.ec2.internal.... |
interesting circle problem
April 22nd 2013, 03:04 PM
interesting circle problem
I found this the other day online, and its fairly interesting:
a circle is inscribed in a 36 degree sector of a circle with an area of 25(pi) cm squared. What is the circumfrance and area of the smaller circle?
I'm having some t... | {"url":"http://mathhelpforum.com/geometry/218016-interesting-circle-problem-print.html","timestamp":"2014-04-17T04:47:20Z","content_type":null,"content_length":"9178","record_id":"<urn:uuid:3b91c8fc-8755-4e51-9661-d2d3429756ad>","cc-path":"CC-MAIN-2014-15/segments/1397609526252.40/warc/CC-MAIN-20140416005206-00169-ip-1... |
Originally Posted by
So if Flieslikeabeagle (John) is listening :
Data in metric
Weight 700g
Span 1370mm
Wing area 24 dm2
WOC leads to CWL = 4.4 g/dm3
I find CWL = 700 / (24^1.5) = 5.95 g/dm3
WL = 29.2 g/dm2 is correct
Hi Louis, as it happens, I did log in today, so I found your post. Thank you for bringing up what you... | {"url":"http://www.rcgroups.com/forums/showthread.php?s=044f26c645c27890ddf1975e2800b259&t=606703&page=3","timestamp":"2014-04-21T09:11:42Z","content_type":null,"content_length":"114892","record_id":"<urn:uuid:6cf79cd2-d05e-4bcc-ba34-e36ff752b0ca>","cc-path":"CC-MAIN-2014-15/segments/1397609539665.16/warc/CC-MAIN-20140... |
This week, at the Rmetrics conference, there has been an interesting discussion about heuristic optimization. The starting point was simple: in complex optimization problems (here we mean with a lot
of local maxima, for instance), we do not ne...
multiplicitiesoffreedom demonstrates Chaos Theory in Excel. If…
multipl... | {"url":"http://www.r-bloggers.com/tag/mathematics/","timestamp":"2014-04-16T19:33:45Z","content_type":null,"content_length":"38472","record_id":"<urn:uuid:9a035c2c-d6db-4cf2-b557-e286356a87fe>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204-00438-ip-10-147-4-33.ec2.internal.warc.gz"} |
Taunton, MA Geometry Tutor
Find a Taunton, MA Geometry Tutor
...Looking forward to working with you! Thanks.I have helped several students in this area. I provide: SAT/ACT preparation, help with the college search process, essay writing and proofreading
assistance, help in preparing for various types of college pla... | {"url":"http://www.purplemath.com/Taunton_MA_Geometry_tutors.php","timestamp":"2014-04-18T13:51:56Z","content_type":null,"content_length":"23983","record_id":"<urn:uuid:baedf193-064f-43c5-ae63-7e4b44f88743>","cc-path":"CC-MAIN-2014-15/segments/1397609533689.29/warc/CC-MAIN-20140416005213-00179-ip-10-147-4-33.ec2.intern... |
A Numerical Analyst Looks at the "Cutoff Phenomenon" in Card Shuffling and Other Markov Chains
Jonsson, Gudbjorn F. and Trefethen, Lloyd N. (1997) A Numerical Analyst Looks at the "Cutoff Phenomenon" in Card Shuffling and Other Markov Chains. Technical Report. Unspecified. (Submitted)
Diaconis and others have shown tha... | {"url":"http://eprints.maths.ox.ac.uk/1313/","timestamp":"2014-04-20T18:50:50Z","content_type":null,"content_length":"15628","record_id":"<urn:uuid:4a74a980-5c21-4a94-a4b5-2a0bad568448>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00088-ip-10-147-4-33.ec2.internal.warc.gz"} |
Higgs mass and the hierarchy problem
AAB asked on Theoretical Physics Stack Exchange:
I was wondering what is the opinion about importance of the hierarchy problem in the hep community? I'm still a student and I don't really understand, why there is so much attention around this
1-loop corrections to the Higgs mass are... | {"url":"http://www.motls.blogspot.com/2012/04/higgs-mass-and-hierarchy-problem.html","timestamp":"2014-04-16T07:20:27Z","content_type":null,"content_length":"201415","record_id":"<urn:uuid:410f96b1-6104-4718-8e4b-3e7bbae95567>","cc-path":"CC-MAIN-2014-15/segments/1398223206672.15/warc/CC-MAIN-20140423032006-00552-ip-10... |
A Stationary Circular Wall Clock Has A Face With ... | Chegg.com
Image text transcribed for accessibility: A stationary circular wall clock has a face with a radius of 15cm. Six turns of wire are wound around its perimeter, the wire carries a current 2.0 A in the
clockwise direction. The clock is located where there is... | {"url":"http://www.chegg.com/homework-help/questions-and-answers/stationary-circular-wall-clock-face-radius-15cm-six-turns-wire-wound-around-perimeter-wire-q1614034","timestamp":"2014-04-20T14:40:23Z","content_type":null,"content_length":"20930","record_id":"<urn:uuid:3300b940-88bd-43df-8172-16253cb7641b>","cc-path":"C... |
Optimization Techniques Ppt Presentation
Optimization Techniques in Pharmaceutical Formulation and Processing:
Optimization Techniques in Pharmaceutical Formulation and Processing S.R. College of Pharmacy P. Raja Abhilash , M.pharm (Ph.D.) Assistant professor, S.R. college of pharmacy.
PowerPoint Presentation:
Conten... | {"url":"http://www.authorstream.com/Presentation/abhilashmpharm-1496095-optimization-techniques/","timestamp":"2014-04-18T15:46:27Z","content_type":null,"content_length":"144874","record_id":"<urn:uuid:577d88b0-113d-42ec-9b73-bea01a9c151c>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-2014042303200... |
Characteristic Length and the Cooling Circle - Electronics Cooling Magazine - Focused on Thermal Management, TIMs, Fans, Heat Sinks, CFD Software, LEDs/Lighting
One of the most baffling things in cooling for the novice mechanical engineer is the fact that with the exact same geometries and dimensions, thermal solutions... | {"url":"http://www.electronics-cooling.com/2012/09/characteristic-length-and-the-cooling-circle/","timestamp":"2014-04-21T12:55:32Z","content_type":null,"content_length":"70564","record_id":"<urn:uuid:08c3bb97-1ae1-4c1e-a8cd-1a9bc28b3ec6>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011... |
Thesis - Sharding the Neo4j Graph DB
My name's Alex, I'm currently a distributed systems masters student at KTH, Stockholm, and part way through my thesis at Neo Technology and SICS.
The project is a dual thesis that another student - Martin Neumann - and I are working on together.
What this project is
Graph database... | {"url":"http://alexaverbuch.blogspot.com/2010/04/me-my-names-alex-im-currently.html","timestamp":"2014-04-19T22:10:01Z","content_type":null,"content_length":"123421","record_id":"<urn:uuid:eae37579-9216-46ba-832d-5bbe32be812c>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MAIN-20140416005217-00058-ip-10... |
Gravity and Newton's Cannon
SfC Home > Physics > Gravity and Gravitation >
Explanation of Gravity and Newton's Cannon by Ron Kurtus - Succeed in Understanding Physics. Key words: Isaac Newton, thought experiment, cannonball, mountain, elliptical, circular orbit, escape
velocity, physical science, School for Champions. ... | {"url":"http://www.school-for-champions.com/science/gravity_newtons_cannon.htm","timestamp":"2014-04-20T03:10:26Z","content_type":null,"content_length":"22670","record_id":"<urn:uuid:52c7965a-9772-4272-bdb7-d58b23af3866>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-20140416005217-00642-ip-10-147-4... |
Math Forum Discussions - Re: Matheology � 222 Back to the roots
Date: Mar 9, 2013 7:37 PM
Author: Virgil
Subject: Re: Matheology � 222 Back to the roots
In article
WM <mueckenh@rz.fh-augsburg.de> wrote:
> On 9 Mrz., 21:42, Virgil <vir...@ligriv.com> wrote:
> > > Consider a Cantor-list with entries a_n and anti-diagona... | {"url":"http://mathforum.org/kb/plaintext.jspa?messageID=8583103","timestamp":"2014-04-19T06:57:40Z","content_type":null,"content_length":"3135","record_id":"<urn:uuid:d02e5ebd-3185-4fd5-b105-906b25825c34>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00018-ip-10-147-4-33.ec2.interna... |
Continuity of f(x)
April 3rd 2012, 06:50 PM
Continuity of f(x)
Being new to continuity, how do I use the definition of continuity to show that
f(x) = sqrt(x) is continuous on the domain of f?
Any help would be very appreciated!
April 3rd 2012, 10:41 PM
Re: Continuity of f(x)
April 4th 2012, 06:00 AM
Re: Con... | {"url":"http://mathhelpforum.com/advanced-math-topics/196784-continuity-f-x-print.html","timestamp":"2014-04-20T00:54:08Z","content_type":null,"content_length":"10453","record_id":"<urn:uuid:07e3f159-258c-42e4-b367-b074d9f8ca56>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MAIN-20140416005217-00281-ip-1... |
Domination in graphs with bounded degrees
Let G be a graph and D a set of vertices such that every vertex in G is in D or adjacent to at least one vertex in D. Then D is called a dominating set of G and the smallest cardinality of such a
dominating set of G is known as the domination number of G, denoted by y(G). This ... | {"url":"https://ujdigispace.uj.ac.za/handle/10210/7284","timestamp":"2014-04-16T22:48:55Z","content_type":null,"content_length":"21790","record_id":"<urn:uuid:d8e6dc69-4604-490e-b111-0883c17b2edf>","cc-path":"CC-MAIN-2014-15/segments/1397609525991.2/warc/CC-MAIN-20140416005205-00634-ip-10-147-4-33.ec2.internal.warc.gz"... |
Are there an infinite number of prime Euclid numbers?
up vote 4 down vote favorite
A number defined as the product of first $n$ prime numbers $+1$ is called $n$th Euclid number. Are there any survey on the progress for answering the following question: are there an infinite number
of prime Euclid numbers? The reference... | {"url":"http://mathoverflow.net/questions/45742/are-there-an-infinite-number-of-prime-euclid-numbers","timestamp":"2014-04-19T20:27:43Z","content_type":null,"content_length":"52645","record_id":"<urn:uuid:a5b3fe90-edf0-4350-9e30-bf5abdf696e0>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-2014041600... |
Relation between the de Rham and Hodge Laplacians on the Exterior Algebra
up vote 3 down vote favorite
For a Kahler manifold $M$ we have two well-known Laplacians: the de Rham Laplacian $\Delta_{\text{d}} = ($d$ + $d$^\ast)^2$, and the Dolbeault Laplacian $\Delta_{\overline{\partial}} = (\overline{\
partial} + \overlin... | {"url":"http://mathoverflow.net/questions/59452/relation-between-the-de-rham-and-hodge-laplacians-on-the-exterior-algebra","timestamp":"2014-04-17T09:35:00Z","content_type":null,"content_length":"58170","record_id":"<urn:uuid:82e8c999-c64d-4100-b4a6-4a94eb0787b1>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/war... |
• Data Mining Cardiovascular Bayesian networks Bayesian networks and Causal Modelling (powerpoint) Presentation at ARC Health Data Mining Workshop april 11th, Adelaide.
• Bayesian networks and Causal Modelling (powerpoint) Seminar given Feb 4th 2005, Australian Centre for Field Robotics, University of Sydney.
• Usi... | {"url":"http://www.csse.monash.edu.au/~annn/talks/talks.html","timestamp":"2014-04-19T14:32:46Z","content_type":null,"content_length":"1726","record_id":"<urn:uuid:8db8362d-8a76-415f-960c-eaed8470d917>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20140416005217-00425-ip-10-147-4-33.ec2.internal.war... |
Bellmawr Trigonometry Tutor
Find a Bellmawr Trigonometry Tutor
...I would happy to share that knowledge and experience to help someone pass the math section of the ACT test. I have a bachelor's degree in mathematics. I have taken courses dealing with linear
algebra, including the courses Linear Algebra and Linear P... | {"url":"http://www.purplemath.com/bellmawr_nj_trigonometry_tutors.php","timestamp":"2014-04-21T04:48:33Z","content_type":null,"content_length":"24371","record_id":"<urn:uuid:db5033d7-e04c-44ea-ab90-db76faceaf40>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00537-ip-10-147-4-33.ec2.in... |
2012 Election! Simulation and predictions. Obama wins 91% of simulated outcomes.
Original Code
* This simulation is inspired by the work of the blog FiveThirtyEight (http://fivethirtyeight.blogs.nytimes.com/).
* In order to make the simulation more interesting, I spent some time collecting real data.
* I have collected... | {"url":"http://www.econometricsbysimulation.com/2012/11/2012-election-simulation-and.html","timestamp":"2014-04-21T12:28:48Z","content_type":null,"content_length":"194952","record_id":"<urn:uuid:f482a327-1500-45cc-9c71-bcc3d8f2edc7>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00406... |
Finding a dimension-free bound for a certain multiplier on Euclidean space
up vote 8 down vote favorite
The following question is indirectly motivated by strong type maximal function estimates. Let $f\in L_{p}(\mathbb{R}^{n})$. For $\xi=(\xi_{1},\ldots,\xi_{n})\in\mathbb{R}^{n}$ define $m(\xi)$ so that
Define $\widehat... | {"url":"http://mathoverflow.net/questions/69833/finding-a-dimension-free-bound-for-a-certain-multiplier-on-euclidean-space","timestamp":"2014-04-17T11:25:05Z","content_type":null,"content_length":"52082","record_id":"<urn:uuid:e3269c69-64b5-4ebb-99e1-1b703e4fd762>","cc-path":"CC-MAIN-2014-15/segments/1398223210034.18/w... |
Damping ratio
January 20th 2013, 08:06 AM #1
Jun 2012
Damping ratio
Hi guys,
Revision for an exam tomorrow, I hope someone can help?
I've been given the answers but I can't work out how to find the damping ratio without being given a velocity or distance for the mass to travel?
A mass of 6kg is susp... | {"url":"http://mathhelpforum.com/advanced-math-topics/211691-damping-ratio.html","timestamp":"2014-04-16T18:14:07Z","content_type":null,"content_length":"32176","record_id":"<urn:uuid:620d4c05-cd71-4351-b82d-605d884d383c>","cc-path":"CC-MAIN-2014-15/segments/1397609532573.41/warc/CC-MAIN-20140416005212-00382-ip-10-147-... |
Prime Numbers Challenge and My Little Friend Simone
I spent last week in Spain with friends, among them Andrea and Cristina Benedetti from Italy. On March 29, 2007 Andrea and Cristina gave birth to a beautiful baby boy called Simone. This blog entry
is dedicated to my little friend Simone and his parents.
Simone was bo... | {"url":"http://sqlmag.com/print/sql-server/prime-numbers-challenge-and-my-little-friend-simone","timestamp":"2014-04-21T11:05:55Z","content_type":null,"content_length":"15924","record_id":"<urn:uuid:33e84c7b-2be5-4e59-be29-e22b3ca19a4e>","cc-path":"CC-MAIN-2014-15/segments/1397609539705.42/warc/CC-MAIN-20140416005219-0... |
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Topic: CON(ZF) and the ontology of ZF
Replies: 5 Last Post: Feb 19, 2013 3:53 AM
Messages: [ Previous |... | {"url":"http://mathforum.org/kb/message.jspa?messageID=8353750","timestamp":"2014-04-19T17:25:16Z","content_type":null,"content_length":"23064","record_id":"<urn:uuid:2e7867f9-d18f-468e-ab4e-7f22e2e923dd>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00063-ip-10-147-4-33.ec2.internal... |
[SciPy-User] Eigenvectors of sparse symmetric matrix
Hao Xiong hao@biostat.ucsf....
Sun Oct 24 20:42:14 CDT 2010
Hi everyone,
I am trying to compute the eigenvectors corresponding to the d+1 smallest
eigenvalues of A=W.T*W. I started with W as a dense matrix and then
W = sparse.csr_matrix(W)
A = W.dot(W) # W.T * W
W,V ... | {"url":"http://mail.scipy.org/pipermail/scipy-user/2010-October/027086.html","timestamp":"2014-04-17T21:50:34Z","content_type":null,"content_length":"3244","record_id":"<urn:uuid:3f113f24-b0b9-4dce-be98-8213ccf40055>","cc-path":"CC-MAIN-2014-15/segments/1397609533308.11/warc/CC-MAIN-20140416005213-00017-ip-10-147-4-33.... |
How can you get a fair coin toss if someone hands you a coin that is weighted to come up heads more often than tails?
Hint:Treat outcome TH as tails, HT as heads, and reflip when you get TT and HH.
f a cheat has altered a coin to prefer one side over another (a biased coin), the coin can still be used for fair results ... | {"url":"http://ashutosh7s.blogspot.com/2011/06/how-can-you-get-fair-coin-toss-if.html","timestamp":"2014-04-21T15:12:24Z","content_type":null,"content_length":"98418","record_id":"<urn:uuid:4db60650-5991-4c8e-9e19-6b3dd9fa0ad5>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-20140416005220-00274-ip-1... |
Program Optimizations
Results 1 - 10 of 20
- In Conference Record of the ACM Symposium on Principles of Programming Languages , 1973
"... A technique is presented for global analysie of program structure in order to perform compile time optimization of object code generated for expressions. The global expression optimi... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=511854","timestamp":"2014-04-17T07:42:01Z","content_type":null,"content_length":"39011","record_id":"<urn:uuid:784d5632-c645-4b79-bc1a-08691b821fb2>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00025-ip-10-147-4-33.ec2.internal.war... |
Generating random int list in F#
Hello! I was working on a F# project doing some maths, and I needed a time-efficient way to generate random permutations of the list [0; 1; ...; n ], for a positive integer n.
First attempt
My first attempt was very naive, poor in performance. It's complexity was O(n²). Start with a ran... | {"url":"http://brunoreis.com/tech/generate-random-int-list/","timestamp":"2014-04-19T17:02:30Z","content_type":null,"content_length":"5219","record_id":"<urn:uuid:7f76244a-5dff-4ffd-9343-57dec7b7fa85>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/CC-MAIN-20140423032006-00034-ip-10-147-4-33.ec2.internal.war... |
Algebra - Grade 9
Number of results: 100,891
This is Algebra. Haha.. You can take algebra between 8th and 11th grade. Something like that.. Not really a grade thing.. Just a subject. Why do you ask?
Tuesday, March 11, 2014 at 5:41pm by Student
Pre algebra
Kayla has a 41% grade average. On an exam that is worth 20% of h... | {"url":"http://www.jiskha.com/search/index.cgi?query=Algebra+-+Grade+9","timestamp":"2014-04-16T22:18:50Z","content_type":null,"content_length":"35514","record_id":"<urn:uuid:2aaa54ec-5647-4ca4-b57b-cd2c7410519d>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/CC-MAIN-20140423032006-00190-ip-10-147-4-33.ec2.... |
Phase-field simulations of coherent precipitate morphologies and coarsening kinetics
Abstract (Summary)
iii The primary aim of this research is to enhance the fundamental understanding of coherent precipitation reactions in advanced metallic alloys. The emphasis is on a particular class of
precipitation reactions which... | {"url":"http://www.openthesis.org/documents/Phase-field-simulations-coherent-precipitate-22551.html","timestamp":"2014-04-16T16:06:58Z","content_type":null,"content_length":"11971","record_id":"<urn:uuid:63530c5e-b4cc-4b9c-bca5-65db3a78da49>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005... |
Patent application title: CHOOSING OPTIMAL CORRECTION IN VIDEO STABILIZATION
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To correct for the motion a perspective transform of a pair of matrices can be applied to an input image to provide an output frame. The f... | {"url":"http://www.faqs.org/patents/app/20130235221","timestamp":"2014-04-18T08:42:07Z","content_type":null,"content_length":"62972","record_id":"<urn:uuid:3c07a9db-990d-47c8-8dbc-970638d82d07>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/CC-MAIN-20140423032006-00455-ip-10-147-4-33.ec2.internal.warc.gz"} |
2+2=5 (2006)
Rudy Rucker / Terry Bisson
A retired insurance adjuster and a math professor who was fired for telling his students that there are "holes" in the number line pass the time by trying to break a world record for counting. To
achieve... (more)
According to the Law (1996)
Solvej Balle
Four intercon... | {"url":"http://kasmana.people.cofc.edu/MATHFICT/search.php?go=yes&motif=cz&orderby=title","timestamp":"2014-04-18T01:01:18Z","content_type":null,"content_length":"56531","record_id":"<urn:uuid:f4e963b0-141c-4f9a-928d-5ddfe910219b>","cc-path":"CC-MAIN-2014-15/segments/1398223210034.18/warc/CC-MAIN-20140423032010-00031-i... |
abaqus - ball indentation- high value of stress
Submitted by aneeshkg on Sat, 2010-04-10 13:02.
Dear all,
I have modeled a cyclic ball indentation problem in
Abaqus. The sphere has been modeled as axisymmetric rigid surface while
the plate is axisymmetric deformable. The material data fed in for the
plate has been obta... | {"url":"http://imechanica.org/node/7960","timestamp":"2014-04-19T09:32:42Z","content_type":null,"content_length":"90472","record_id":"<urn:uuid:03ae3c34-ed89-4095-8875-3c965f5342c0>","cc-path":"CC-MAIN-2014-15/segments/1397609537097.26/warc/CC-MAIN-20140416005217-00365-ip-10-147-4-33.ec2.internal.warc.gz"} |
Breaking Down GMATPrep Weighted Average Problems #2
click here to read that article before reading this one. This week, we’re trying a harder GMATPrep weighted average question in order to test whether you learned the concept as well as you thought
you did. : )
As we discussed earlier, every weighted average problem I... | {"url":"http://www.manhattangmat.com/blog/index.php/2012/10/02/breaking-down-gmatprep-weighted-average-problems-2/comment-page-1/","timestamp":"2014-04-18T16:09:53Z","content_type":null,"content_length":"74198","record_id":"<urn:uuid:d46db4e6-73d3-48bb-b44c-e6c7d9a8bd4c>","cc-path":"CC-MAIN-2014-15/segments/13976095339... |
The Algebra Test Content of COMPASS
5 Things You Need to Know About COMPASS Test Algebra
The COMPASS test is a college placement test that is untimed and computer-adaptive in nature. This test helps the educators identify the strengths and weaknesses of the students. Based on the
analysis of their abilities and skills,... | {"url":"http://www.testpreppractice.net/COMPASS/compass-test-algebra.html","timestamp":"2014-04-20T13:22:47Z","content_type":null,"content_length":"20000","record_id":"<urn:uuid:c82dd152-cf7d-4641-b4be-59f37718995d>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416005218-00542-ip-10-147-4-33.e... |
Patent application title: RECEIVER-SIDE ESTIMATION OF AND COMPENSATION FOR SIGNAL IMPAIRMENTS
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A receiver receives a repeating or periodic signal and, based on the signal, estimates a carrier frequency offset for the... | {"url":"http://www.faqs.org/patents/app/20130259173","timestamp":"2014-04-16T10:57:17Z","content_type":null,"content_length":"99783","record_id":"<urn:uuid:79d301cb-744f-4a73-a9f5-5f0f93fe5ce3>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00417-ip-10-147-4-33.ec2.internal.warc.gz"} |
wavelength of radio
March 1st 2008, 07:30 PM #1
Junior Member
Feb 2008
wavelength of radio
Find the wavelength for a typical AM radio with a frequency of 900 kHz?
Find the wavelength for a typical FM radio with a frequency of 99.6 MHz
I'll use the value of the light speed in vacuum which I have at hand ... | {"url":"http://mathhelpforum.com/math-topics/29670-wavelength-radio.html","timestamp":"2014-04-18T21:40:29Z","content_type":null,"content_length":"33781","record_id":"<urn:uuid:030942ab-6b54-4427-b59e-b30a2c2bebef>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.9/warc/CC-MAIN-20140416005215-00060-ip-10-147-4-33.ec2... |
The Transfer Function Of A BIBO-stable System Has ... | Chegg.com
The transfer function of a BIBO-stable system has poles only on the open left hand s-plane (excluding the jOhm axis).
a.) Let the transfer function of a system be
H(1 ) (s)= (Y(s))/(X(s)) = 1/((s+1)(s-2))
And let X(s) be the Laplace Transform of signals ... | {"url":"http://www.chegg.com/homework-help/questions-and-answers/transfer-function-bibo-stable-system-poles-open-left-hand-s-plane-excluding-johm-axis---le-q1725233","timestamp":"2014-04-17T05:54:56Z","content_type":null,"content_length":"21234","record_id":"<urn:uuid:9c92b141-83ef-4414-88f2-3932b8a404d8>","cc-path":"C... |
Combinatorial proof of a recurrence for the Catalan numbers
up vote 3 down vote favorite
I would like to ask whether there is a combinatorial proof of the following recurrence relation for Catalan numbers: $$ C_{n+1}=\frac{4n+2}{n+2} C_n. $$
co.combinatorics catalan-numbers binomial-coefficients
As no motivation is ... | {"url":"http://mathoverflow.net/questions/34246/combinatorial-proof-of-a-recurrence-for-the-catalan-numbers/36364","timestamp":"2014-04-19T22:42:23Z","content_type":null,"content_length":"63533","record_id":"<urn:uuid:b47222c5-259e-49f1-ae97-ab4541960831>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MA... |
Statistics of Mean Difference using Specific Example
1. 540273
Statistics of Mean Difference using Specific Example
The average expenditure on Valentine's Day was expected to be $100.89 (USA Today,| February 13, 2006). Do male and female consumers differ in the amounts they spend?
The average expenditure in a sample s... | {"url":"https://brainmass.com/statistics/confidence-interval/540273","timestamp":"2014-04-19T20:26:17Z","content_type":null,"content_length":"28961","record_id":"<urn:uuid:dff7e930-9bda-400b-9f54-2d97acea320d>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-20140423032006-00102-ip-10-147-4-33.ec2.int... |
Supplee's submarine paradox
Sci Advisor
P: 7,436
I finally got the fermi transport approach to work - as a series in time, so that it's assumed gT << 1.
Start out by finding the normalized 4 velocity for one of the moving cars in Minkowskii coordinates:
[itex]u^a = \left[ \gamma \cosh gT, \gamma \beta, 0, \gamma \sinh ... | {"url":"http://www.physicsforums.com/showthread.php?p=4173701","timestamp":"2014-04-19T17:29:23Z","content_type":null,"content_length":"56453","record_id":"<urn:uuid:e99dd7d6-bed8-4907-a346-2ff703fa5c6a>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-00527-ip-10-147-4-33.ec2.internal.... |
Regression: Linear Models in Statistics
As the authors state in their summary of the book, “linear regression is a branch of statistics in which a dependent variable of interest is modeled as a linear combination of one or more predictor
variables, together with a random error.” A simple linear regression problem may b... | {"url":"http://www.maa.org/publications/maa-reviews/regression-linear-models-in-statistics","timestamp":"2014-04-17T15:40:38Z","content_type":null,"content_length":"97396","record_id":"<urn:uuid:949f275c-011e-4287-a63f-b73bb86f31ba>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416005218-00380... |
Math Journals
Math Journals For All Ages
Why Math Journals?
Journal writing can be a valuable technique to further develop and enhance your mathematical thinking and communication skills in mathematics. Journal entries in mathematics provide opportunities for
individuals to self-assess what they've learned. When one ma... | {"url":"http://math.about.com/library/weekly/aa123001a.htm","timestamp":"2014-04-18T14:05:01Z","content_type":null,"content_length":"41354","record_id":"<urn:uuid:4a0d6d45-9a36-4c95-9b9d-ea9e06c482c8>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00223-ip-10-147-4-33.ec2.internal.war... |
Maximum bipartite graph (1,n) "matching"
up vote 3 down vote favorite
Last month I discovered a nice question on stackoverflow and thought the 1,n matching problem could be solved via introducing a 1,k tree matching. Look here for my question, but as Moron pointed out
this is not known to be solvable in polynomial time... | {"url":"http://mathoverflow.net/questions/18479/maximum-bipartite-graph-1-n-matching?sort=oldest","timestamp":"2014-04-19T07:17:28Z","content_type":null,"content_length":"59852","record_id":"<urn:uuid:cb263b15-9e62-43de-b6b8-79b9d8cc2167>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216... |
Simple Substitution
Simple Substitution Ciphers
Authors: Chris Savarese and Brian Hart '99
These hieroglyphics have evidently a meaning. If it is a pure... | {"url":"http://www.cs.trincoll.edu/~crypto/historical/substitution.html","timestamp":"2014-04-16T04:10:47Z","content_type":null,"content_length":"7847","record_id":"<urn:uuid:352c9d4d-59a1-4e7e-a5a0-10d7db6d8a93>","cc-path":"CC-MAIN-2014-15/segments/1397609521512.15/warc/CC-MAIN-20140416005201-00585-ip-10-147-4-33.ec2.... |
D. J. Bernstein
More number-theoretic computations
The latest published sortedsums package is sortedsums-0.53.tar.gz.
I have a paper explaining the algorithms used here.
What is it?
sortedsums is a collection of tools for enumerating small solutions to certain types of Diophantine equations. For example, there are 1451... | {"url":"http://cr.yp.to/sortedsums.html","timestamp":"2014-04-21T10:10:17Z","content_type":null,"content_length":"2925","record_id":"<urn:uuid:a159d2aa-7573-4e12-a636-9bd4fab88384>","cc-path":"CC-MAIN-2014-15/segments/1398223202457.0/warc/CC-MAIN-20140423032002-00657-ip-10-147-4-33.ec2.internal.warc.gz"} |
Emmaus Math Tutors
I am currently a senior at Muhlenberg College and have confirmed acceptances at several medical schools for next fall. I am a Head Tutor at Muhlenberg and have over 250 hours of tutoring
experience in High School Chemistry, Calculus II & III, General Chemistry, and Organic Chemistry. I took the M... | {"url":"http://www.algebrahelp.com/Emmaus_math_tutors.jsp","timestamp":"2014-04-21T15:26:09Z","content_type":null,"content_length":"24575","record_id":"<urn:uuid:01f4772c-23c3-44cf-b6dd-3b693343f447>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-20140416005220-00507-ip-10-147-4-33.ec2.internal.warc... |
Which math skills do I need to brush up before studying Physics?
Search for some old college calculus exams like this:
If you don't understand something then google it. And don't panic if you can't do all of it, you aren't supposed to. It is just that this is roughly what you will be doing.
Don't really know on which l... | {"url":"http://www.physicsforums.com/showthread.php?t=367376","timestamp":"2014-04-18T13:51:11Z","content_type":null,"content_length":"29730","record_id":"<urn:uuid:73b04230-08f2-461a-ba1f-4a4e124ed8af>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/CC-MAIN-20140423032006-00266-ip-10-147-4-33.ec2.internal.w... |
Re: [Axiom-developer] docstrings created by aldor
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Re: [Axiom-developer] docstrings created by aldor
From: Martin Rubey
Subject: ... | {"url":"http://lists.gnu.org/archive/html/axiom-developer/2007-04/msg00222.html","timestamp":"2014-04-21T12:40:59Z","content_type":null,"content_length":"7565","record_id":"<urn:uuid:5683ca45-77f6-4d37-8284-140b6d6a851c>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00353-ip-10-147-4... |