content stringlengths 86 994k | meta stringlengths 288 619 |
|---|---|
Items tagged with transform
Hello, I am trying to do a fourier transfrom using the package < DiscreteTransfroms >.
The function is an gaussian function for now,
Here is the code I tried
> X := Vector(1000, proc (k) options operator, arrow; (1/200)*k-5/2 end proc);
> Y := Vector(1000, proc (k) options operator, arrow; e... | {"url":"http://www.mapleprimes.com/tags/transform","timestamp":"2014-04-19T20:15:57Z","content_type":null,"content_length":"113396","record_id":"<urn:uuid:6de7fb57-cae6-4e14-93c1-f829622a8de6>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-00153-ip-10-147-4-33.ec2.internal.warc.gz"} |
Results 1 - 10 of 43
, 2001
"... Frey and Rück gave a method to map the discrete logarithm problem in the divisor class group of a curve over ¢¡ into a finite field discrete logarithm problem in some extension. The discrete
logarithm problem in the divisor class group can therefore be solved as long ¥ as is small. In ... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=144906","timestamp":"2014-04-24T14:36:44Z","content_type":null,"content_length":"34995","record_id":"<urn:uuid:46d19dc3-17be-4244-9584-ec858da1b08b>","cc-path":"CC-MAIN-2014-15/segments/1398223206147.1/warc/CC-MAIN-20140423032006-00413-ip-10-147-4-33.ec2.internal.warc... |
[Numpy-discussion] question on NumPy NaN
Vasileios Gkinis v.gkinis@rug...
Tue May 20 11:07:12 CDT 2008
-------- Original Message --------
Subject: question on NumPy NaN
Date: Tue, 20 May 2008 18:03:00 +0200
From: Vasileios Gkinis <v.gkinis@gfy.ku.dk>
To: numpy-discussion@scipy.org
Hi all,
I have a questi... | {"url":"http://mail.scipy.org/pipermail/numpy-discussion/2008-May/034100.html","timestamp":"2014-04-16T06:02:59Z","content_type":null,"content_length":"3949","record_id":"<urn:uuid:74508f0d-1e1e-46c1-95bb-426d1afb5cd1>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416005218-00304-ip-10-147-4-3... |
DOE ANOVA in Minitab
Hello, Rafael, and Happy Holidays…and Happy New Year to you!
It’s a bit difficult to be sure what the problem is without reproducing your problem on my own computer, but here is my best guess as to how to get the information you want:
After you pull down the menu for “Analyze Factorial Design”, cli... | {"url":"http://www.isixsigma.com/topic/doe-anova-in-minitab/","timestamp":"2014-04-20T20:58:43Z","content_type":null,"content_length":"95365","record_id":"<urn:uuid:102474d5-cbb7-40c2-a9dd-bdc899cea489>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00510-ip-10-147-4-33.ec2.internal.w... |
The Behavioral Description of Linear Time-invariant Systems
Summary: The Behavioral Description of Linear
Time-invariant Systems
Jan Willem Polderman
Department of Applied Mathematics
University of Twente
General Information
Seven lectures:
1-4: Jan Willem Polderman
5-7: Harry Trentelman
2-7: to be ... | {"url":"http://www.osti.gov/eprints/topicpages/documents/record/221/0116882.html","timestamp":"2014-04-17T22:39:30Z","content_type":null,"content_length":"7730","record_id":"<urn:uuid:6ee2a04c-06f8-4fa6-a02e-c2ee99d0689d>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00330-ip-10-147-... |
Zentralblatt MATH
Publications of (and about) Paul Erdös
Zbl.No: 285.04002
Autor: Erdös, Paul; Hajnal, András
Title: Some remarks on set theory. XI. (In English)
Source: Fundam. Math. 81, 261-265 (1974).
Review: The authors solve the follo... | {"url":"http://www.emis.de/classics/Erdos/cit/28504002.htm","timestamp":"2014-04-21T00:07:18Z","content_type":null,"content_length":"3337","record_id":"<urn:uuid:d518a210-a487-4d07-bb8e-f3ac9a0d15fe>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00227-ip-10-147-4-33.ec2.internal.warc.... |
Filtered Historical Simulation
An overview of Filtered Historical Simulation (FHS)
By Giovanni Barone-Adesi & Kostas Giannopoulos
FHS is a scenario generating technique for speculative assets prices (risk factors). In contrast to some other techniques where the scenarios are generated ad hoc, FHS uses a combination of... | {"url":"http://www.filteredhistoricalsimulation.com/","timestamp":"2014-04-20T03:09:49Z","content_type":null,"content_length":"5835","record_id":"<urn:uuid:9a2f66fd-2747-455e-a60e-64b3a177a72c>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-20140416005217-00132-ip-10-147-4-33.ec2.internal.warc.gz"} |
Basic Algebra/Proportions and Proportional Reasoning/Proportions
From Wikibooks, open books for an open world
Ratio: The comparison of two numbers.
Reciprocal: The multiplicative inverse of a number -- when the numerator and denominator of a fraction are switched around.
Equivalent Ratios: Two ratios that reduce to the... | {"url":"https://en.wikibooks.org/wiki/Basic_Algebra/Proportions_and_Proportional_Reasoning/Proportions","timestamp":"2014-04-16T16:01:44Z","content_type":null,"content_length":"35372","record_id":"<urn:uuid:3df34037-7b8f-489e-9ddd-06d9468cafcd>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416... |
Terminology for fiberwise maps
up vote 3 down vote favorite
I would like to know the standard terminology for the following two notions.
Notion 1: $E_1\to B$ and $E_2\to B$ are fibrations over the same base space, and $f\colon E_1\to E_2$ is a map making the evident triangle commute.
Notion 2: $E_1\to B_1$ and $E_2\to ... | {"url":"http://mathoverflow.net/questions/86473/terminology-for-fiberwise-maps?answertab=oldest","timestamp":"2014-04-19T10:27:43Z","content_type":null,"content_length":"57897","record_id":"<urn:uuid:d8f0e7fc-cfa6-46df-8246-9c9180132743>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-0... |
Got Homework?
Connect with other students for help. It's a free community.
• across
MIT Grad Student
Online now
• laura*
Helped 1,000 students
Online now
• Hero
College Math Guru
Online now
Here's the question you clicked on:
What is the perimeter of triangle ABC? Round to the nearest te... | {"url":"http://openstudy.com/updates/4fa2d819e4b029e9dc33aada","timestamp":"2014-04-16T23:06:45Z","content_type":null,"content_length":"85691","record_id":"<urn:uuid:56f8dc25-2d39-4f4d-9342-d6e0e6730fca>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-20140423032006-00214-ip-10-147-4-33.ec2.internal.... |
Help simplifying radicals fractions? (self.cheatatmathhomework)
submitted ago by danielle_t
sorry, this has been archived and can no longer be voted on
Radical([1 + [ radical(2)) / 2 ]] / 2)
I'm terrible at writing out equations, but it's basically
Radical[ 1 + [radical 2 over 2] divided by 2]
Paint document or paper w... | {"url":"http://www.reddit.com/r/cheatatmathhomework/comments/15doeo/help_simplifying_radicals_fractions/","timestamp":"2014-04-19T12:38:53Z","content_type":null,"content_length":"56156","record_id":"<urn:uuid:b800743b-8c5e-4687-8d2e-60377e2e8ce4>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-2014042... |
The Complexity of Searching an Ordered Random Table
, 1994
"... We present new improved algorithms for the sorting problem. The algorithms are not only efficient but also clear and simple. First, we introduce Forward Radix Sort which combines the advantages
of traditional left-to-right and right-to-left radix sort in a... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=70370","timestamp":"2014-04-20T07:24:53Z","content_type":null,"content_length":"29327","record_id":"<urn:uuid:1f6475c2-cad4-44c6-823f-1e84bfcbfad3>","cc-path":"CC-MAIN-2014-15/segments/1397609538022.19/warc/CC-MAIN-20140416005218-00460-ip-10-147-4-33.ec2.internal.warc... |
Happy Birthday Giveaway!
Yesterday was my birthday and I had just a fabulous day at summer school. My sweet teacher friend brought me donuts and an iced coffee, gave me a fabulous gift, and then surprised the K team with
lunch! I brought popsicles and we sat and watched Word World while eating popsicles before dismissa... | {"url":"http://littlestscholars.blogspot.com/2012/06/happy-birthday-giveaway_23.html","timestamp":"2014-04-20T15:50:57Z","content_type":null,"content_length":"518752","record_id":"<urn:uuid:ddd61873-5dd1-4250-9b85-e2c9d8d32f23>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-20140416005218-00251-ip-1... |
Technical Mathematics
This book provides readers with necessary mathematics skills. Mathematics provides the essential framework for and is the basic language of all the technologies. Mathematical, problem-solving, and
critical thinking skills are crucial to understanding the changing face of technology. It presents th... | {"url":"http://www.barnesandnoble.com/w/technical-mathematics-dale-ewen/1100055887?ean=9780130488107&itm=1&usri=9780130488107","timestamp":"2014-04-20T09:16:53Z","content_type":null,"content_length":"119092","record_id":"<urn:uuid:ab54aa10-03f6-4b30-88bc-f81b722b33de>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.... |
A tutorial on Fourier Analysis – Fourier SeriesA tutorial on Fourier Analysis - Fourier Series
A tutorial on Fourier Analysis – Fourier Series
Fourier analysis and Fourier Synthesis:
Fourier analysis – a term named after the French mathematician Joseph Fourier, is the process of breaking down a complex function and exp... | {"url":"http://www.gaussianwaves.com/2013/05/a-tutorial-on-fourier-analysis-fourier-series/","timestamp":"2014-04-17T06:49:35Z","content_type":null,"content_length":"142214","record_id":"<urn:uuid:67c8b5ed-d4d0-40ba-aec0-eb28a29e456a>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-0056... |
Mayan Calendar
The Maya Calendar
The Maya calendar in its final form probably dates from about the 1st century B.C. Although highly complex, it was the most accurate known to humans until the introduction of the Gregorian
calenda... | {"url":"http://mathsforeurope.digibel.be/Calendar.htm","timestamp":"2014-04-18T23:14:43Z","content_type":null,"content_length":"11405","record_id":"<urn:uuid:2d3d11f3-287e-4f24-869c-482547d754c6>","cc-path":"CC-MAIN-2014-15/segments/1397609535535.6/warc/CC-MAIN-20140416005215-00332-ip-10-147-4-33.ec2.internal.warc.gz"} |
Millbury, MA Statistics Tutor
Find a Millbury, MA Statistics Tutor
...The core of biology, in my opinion, is instruction in the theory of evolution and basic biochemistry. With mastery of these two topics, the rest of biology and related bio-classes comes much
easier. Since starting with WyzAnt, I've tutored a numb... | {"url":"http://www.purplemath.com/millbury_ma_statistics_tutors.php","timestamp":"2014-04-19T23:47:12Z","content_type":null,"content_length":"24227","record_id":"<urn:uuid:d5803927-025f-4c98-a3c1-18c4c5d507a0>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00345-ip-10-147-4-33.ec2.int... |
How far is 169 meters?
You asked:
How far is 169 meters?
554 feet and 5.54330708662019 inches tall
the height 554 feet and 5.54330708662019 inches tall
Assuming you meant
• the height 169 metres tall
Did you mean?
Say hello to Evi
Evi is our best selling mobile app that can answer questions about local knowledge, wea... | {"url":"http://www.evi.com/q/how_far_is_169_meters","timestamp":"2014-04-16T22:31:41Z","content_type":null,"content_length":"67190","record_id":"<urn:uuid:07002f7f-8586-49b0-bcb0-b9632fd839a2>","cc-path":"CC-MAIN-2014-15/segments/1397609525991.2/warc/CC-MAIN-20140416005205-00609-ip-10-147-4-33.ec2.internal.warc.gz"} |
Subspaces Projection and R^n
February 26th 2009, 07:45 AM #1
Subspaces Projection and R^n
Two questions am not understanding?
1) It says;
Are the foloowing subspaces?Support your answer with detials.
U1={X belong to R^n:AX=3X}
We fix a non-zero vector d belonging to R^3, and define U3={X beloninig t... | {"url":"http://mathhelpforum.com/advanced-algebra/75873-subspaces-projection-r-n.html","timestamp":"2014-04-21T10:37:44Z","content_type":null,"content_length":"41944","record_id":"<urn:uuid:9ebb9d92-236a-484f-a099-58f953a343b6>","cc-path":"CC-MAIN-2014-15/segments/1397609539705.42/warc/CC-MAIN-20140416005219-00024-ip-1... |
Spencer, MA Math Tutor
Find a Spencer, MA Math Tutor
...I have experience tutoring students in all types of test prep. In addition, I have personally taken the AFOQT and done well in it. I look forward to helping you achieve your target score.
30 Subjects: including probability, grammar, prealgebra, precalculus
... | {"url":"http://www.purplemath.com/spencer_ma_math_tutors.php","timestamp":"2014-04-21T02:03:52Z","content_type":null,"content_length":"23603","record_id":"<urn:uuid:6105602a-9d48-44af-bfc9-242e46b959ea>","cc-path":"CC-MAIN-2014-15/segments/1397609539447.23/warc/CC-MAIN-20140416005219-00424-ip-10-147-4-33.ec2.internal.w... |
Left cosets partition a group
From Groupprops
DIRECT: The fact or result stated in this article has a trivial/direct/straightforward proof provided we use the correct definitions of the terms involved
View other results with direct proofs
VIEW FACTS USING THIS: directly | directly or indirectly, upto two st... | {"url":"http://groupprops.subwiki.org/wiki/Left_cosets_partition_a_group","timestamp":"2014-04-16T15:59:34Z","content_type":null,"content_length":"44233","record_id":"<urn:uuid:b412d893-3b32-4346-8d8d-8d77a39a287a>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/CC-MAIN-20140423032006-00088-ip-10-147-4-33.ec... |
Jay Kerns wrote a book titled "Introduction to Probability and Statistics Using R" or IPSUR for short. He has put up a web site for the book and Rcmdr plugin. There are at least two very important
points from my side (I did not read the book, yet): 1. ...
IPSUR book used LyX-Sweave
Jay Kerns wrote a book titled "Introd... | {"url":"http://www.r-bloggers.com/page/5/?s=rcmdr","timestamp":"2014-04-17T07:13:37Z","content_type":null,"content_length":"38175","record_id":"<urn:uuid:07d20faa-308a-495d-868f-0835cf752b71>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/CC-MAIN-20140423032006-00331-ip-10-147-4-33.ec2.internal.warc.gz"} |
: Limit number of questions in survey
TOPIC: Limit number of questions in survey
Limit number of questions in survey 7 months 1 week ago #99709
Hi all,
• Breut I'm using 2.00+ build 130708
• I have 6 groups with 40+ questions in each group.
• Fresh Lemon I would like to limit the... | {"url":"https://www.limesurvey.org/en/forum/can-i-do-this-with-limesurvey/94510-limit-number-of-questions-in-survey","timestamp":"2014-04-20T03:41:36Z","content_type":null,"content_length":"43084","record_id":"<urn:uuid:d142a680-dbac-45c9-a3aa-8d7377ddb599>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-... |
Solving Oskar's Geared Mixup Cube
Remember Oskar's
Geared Mixup
? It's a cross between the Gear Cube and the Mixup Cube. On the Gear Cube, you can only make 180° (antislice) turns; if you stop at 90°, the cube will be blocked on the other axes.
The Geared Mixup removes that restriction. This means that centers and edge... | {"url":"http://www.twistypuzzles.com/forum/viewtopic.php?f=8&t=23473&view=previous","timestamp":"2014-04-18T13:28:17Z","content_type":null,"content_length":"36768","record_id":"<urn:uuid:78ef1383-69df-4568-9f2c-bfa0801ff533>","cc-path":"CC-MAIN-2014-15/segments/1397609533689.29/warc/CC-MAIN-20140416005213-00488-ip-10-1... |
An integrated Bayesian analysis of LOH and copy number data
Cancer and other disorders are due to genomic lesions. SNP-microarrays are able to measure simultaneously both genotype and copy number (CN) at several Single Nucleotide Polymorphisms (SNPs) along
the genome. CN is defined as the number of DNA copies, and the ... | {"url":"http://www.biomedcentral.com/1471-2105/11/321","timestamp":"2014-04-17T22:55:48Z","content_type":null,"content_length":"206278","record_id":"<urn:uuid:0835e222-f798-40cc-ac9d-a13bc08284c6>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00521-ip-10-147-4-33.ec2.internal.warc.gz... |
Return to Vignettes of Ancient Mathematics
Aristotle mentions Bryson's squaring of the circle in the Posterior Analytics and in the Sophistical Refutations. We have many different versions of what he did, and it may not be possible to recover
his argument with certainty.
We may look at Bryson as a comment on the nature... | {"url":"http://web.calstatela.edu/faculty/hmendel/Ancient%20Mathematics/Philosophical%20Texts/Bryson/Bryson.html","timestamp":"2014-04-19T04:31:26Z","content_type":null,"content_length":"28506","record_id":"<urn:uuid:a7f45230-bb59-4ac3-af9d-a9a0567c14db>","cc-path":"CC-MAIN-2014-15/segments/1397609535775.35/warc/CC-MAI... |
Up down Counter Overflow(74191)
im sorry you just completely lost me. I wouldnt even know how to do that..
Well, your first stage is an ADC, right? So assume a small AC signal into the ADC (I don't know the ADC -- does it include its own sample and hold?), and write what the output byte will do in
response to the input... | {"url":"http://www.physicsforums.com/showthread.php?t=223044","timestamp":"2014-04-17T00:54:59Z","content_type":null,"content_length":"58941","record_id":"<urn:uuid:400cef8c-7d3a-485e-8117-dd7ca3ad5c58>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20140416005206-00585-ip-10-147-4-33.ec2.internal.wa... |
cube root
cube root
The cube root of a real number $x$, written as $\sqrt[3]{x}$, is the real number $y$ such that $y^{3}=x$. Equivalently, $\sqrt[3]{x}^{3}=x$. Or, $\sqrt[3]{x}\sqrt[3]{x}\sqrt[3]{x}=x$. The cube root
notation is actually an alternative to exponentiation. That is, $\sqrt[3]{x}=x^{\frac{1}{3}}$.
• The... | {"url":"http://planetmath.org/cuberoot","timestamp":"2014-04-18T10:38:44Z","content_type":null,"content_length":"98189","record_id":"<urn:uuid:76f3ca44-6a61-432d-a96a-5577e78c35a9>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00079-ip-10-147-4-33.ec2.internal.warc.gz"} |
How do we know how far away the moon is?
Ancient Greek astronomers were able to make rough estimates of the distance to the Moon using information from eclipses to make geometric calculations. Since the 1960s, we have however had access to
a much more accurate way of measuring this distance.
Astronauts on the Apollo 11... | {"url":"http://www.physics.org/article-questions.asp?id=62","timestamp":"2014-04-16T21:56:41Z","content_type":null,"content_length":"9917","record_id":"<urn:uuid:a51b9ae3-2f54-4c8a-ad1d-dfc8b82668b8>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/CC-MAIN-20140423032006-00099-ip-10-147-4-33.ec2.internal.warc... |
American Mathematical Society
Bulletin Notices
AMS Sectional Meeting Program by Day
Current as of Tuesday, April 12, 2005 15:09:58
Program | Deadlines | Registration/Housing/Etc. | Inquiries: meet@ams.org
1999 Spring Central Section Meeting
Urbana, IL, Marc... | {"url":"http://ams.org/meetings/sectional/2045_program_saturday.html","timestamp":"2014-04-16T04:40:12Z","content_type":null,"content_length":"90759","record_id":"<urn:uuid:65bfcaab-9c58-4285-919c-e0e83d8c5ad9>","cc-path":"CC-MAIN-2014-15/segments/1397609521512.15/warc/CC-MAIN-20140416005201-00560-ip-10-147-4-33.ec2.in... |
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/jrodriguez2315/asked","timestamp":"2014-04-18T10:38:27Z","content_type":null,"content_length":"89983","record_id":"<urn:uuid:5d2f9baf-ef07-4653-9109-295d27cb1baa>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00410-ip-10-147-4-33.ec2.internal.warc.g... |
Beginning R: The Statistical Programming Language
Beginning R: The Statistical Programming Language Follow
Author: Mark Gardener
Publisher: Wrox
ISBN: 978-1118164303
Audience: Not suitabl... | {"url":"http://i-programmer.info/bookreviews/14-other-languages/6293-beginning-r-the-statistical-programming-language.html","timestamp":"2014-04-18T08:05:26Z","content_type":null,"content_length":"40160","record_id":"<urn:uuid:b4b5d2c7-2e31-4b2f-a2ed-893e62de5204>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/wa... |
Posts from June 22, 2007 on The Unapologetic Mathematician
Yesterday I talked about functors that create limits. It’s theoretically interesting, but a different condition that’s often more useful in practice is that a functor “preserve” limits.
Given a small category $\mathcal{J}$, a functor $G:\mathcal{C}\rightarrow\m... | {"url":"https://unapologetic.wordpress.com/2007/06/22/","timestamp":"2014-04-19T14:34:22Z","content_type":null,"content_length":"52962","record_id":"<urn:uuid:e50e43ff-fef4-403f-bc69-07a5df6b91ad>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20140416005217-00157-ip-10-147-4-33.ec2.internal.warc.gz"... |
Vector Triangle
As below, I know how to find the length. but how to prove? thanks.
Three line segments, of lengths a, b, and c, can form a triangle as long as no one length is greater than the sum of the other two (the shortest distance between two points is a straight line). But
if $c^2= a^2+ b^2$ it is certainly true... | {"url":"http://mathhelpforum.com/pre-calculus/190490-vector-triangle.html","timestamp":"2014-04-17T10:50:56Z","content_type":null,"content_length":"53833","record_id":"<urn:uuid:7ee72ac3-15a4-4873-8a35-8c7ff6ad2e5d>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00443-ip-10-147-4-33.e... |
Zentralblatt MATH
Publications of (and about) Paul Erdös
Zbl.No: 134.01602
Autor: Erdös, Pál; Hajnal, András
Title: Some remarks concerning our paper 'On the structure of set-mappings'. Non-existence of a two-valued \sigma-measure for the ... | {"url":"http://www.emis.de/classics/Erdos/cit/13401602.htm","timestamp":"2014-04-18T21:07:55Z","content_type":null,"content_length":"6377","record_id":"<urn:uuid:504f3f27-2954-4a32-91d7-48ead59389b1>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.9/warc/CC-MAIN-20140416005215-00569-ip-10-147-4-33.ec2.internal.warc.... |
Information, Physics, and Computation
ISBN: 9780198570837 | 019857083X
Format: Hardcover
Publisher: Oxford University Press, USA
Pub. Date: 3/27/2009
Why Rent from Knetbooks?
Because Knetbooks knows college students. Our rental program is designed to save you time and money. Whether you need a textbook for a semester, ... | {"url":"http://www.knetbooks.com/information-physics-computation-marc-m/bk/9780198570837","timestamp":"2014-04-18T06:06:10Z","content_type":null,"content_length":"30319","record_id":"<urn:uuid:f4e06035-479d-406c-9612-9a82197fe90a>","cc-path":"CC-MAIN-2014-15/segments/1397609532573.41/warc/CC-MAIN-20140416005212-00619-i... |
Our users:
Keep up the good work Algebrator staff! Thanks!
K.S., Texas
Thank you! Your software (Algebrator) was a great help with my algebra homework.
Leonardo Groh, OH
I consider this software as replacement of human algebra tutor. That too, at a very affordable price.
Charles B.,WI
I never regret the day I purchased... | {"url":"http://www.mathpoint.net/focal-point-parabola/3x3-system-of-equations/calculator-online-cu-radical.html","timestamp":"2014-04-16T10:29:07Z","content_type":null,"content_length":"49526","record_id":"<urn:uuid:10c927c1-a4cd-4e79-bf3d-2e6aed7f43b8>","cc-path":"CC-MAIN-2014-15/segments/1398223204388.12/warc/CC-MAIN... |
Homework Help
Posted by Xi on Tuesday, November 25, 2008 at 3:49pm.
Hmm... This does not make sense. I learned that anything over 5% error, we cannot accept so we have to use the quadratic formula.
Here is a question I got 5.831%. It didn't use the quadratic formula and it still said to set x=0.
Ka = 6.8x10^-4
HF = 0.2... | {"url":"http://www.jiskha.com/display.cgi?id=1227646182","timestamp":"2014-04-21T13:14:22Z","content_type":null,"content_length":"10647","record_id":"<urn:uuid:162dec12-8775-4a9c-bd47-8033ae7e49b5>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00489-ip-10-147-4-33.ec2.internal.warc.g... |
[SciPy-dev] MCMC, Kalman Filtering, AI for SciPy?
Pearu Peterson pearu at scipy.org
Mon Sep 27 18:43:01 CDT 2004
On Mon, 27 Sep 2004, Charles Harris wrote:
> eric jones wrote:
>> Where should these live?
>> monte carlo and markov chain might fit in scipy.stats?
> How about in monte_carlo or some such? I think there is ... | {"url":"http://mail.scipy.org/pipermail/scipy-dev/2004-September/002259.html","timestamp":"2014-04-18T01:10:40Z","content_type":null,"content_length":"5386","record_id":"<urn:uuid:be115af0-c6d0-440f-9c62-bccebe20f34b>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00178-ip-10-147-4-33.... |
Midlothian, TX Algebra 2 Tutor
Find a Midlothian, TX Algebra 2 Tutor
...I have helped students passing through fear for the test with confidence. I am a scientist; math and physics have always been very easy for me. Since 2009, till last month, I have been
teaching full time and part-time in Chapel Hill, NC for ele... | {"url":"http://www.purplemath.com/Midlothian_TX_Algebra_2_tutors.php","timestamp":"2014-04-16T22:43:30Z","content_type":null,"content_length":"23918","record_id":"<urn:uuid:4ba17352-58f7-4a7c-9660-2f798537d549>","cc-path":"CC-MAIN-2014-15/segments/1397609525991.2/warc/CC-MAIN-20140416005205-00078-ip-10-147-4-33.ec2.int... |
Composite functions continuity theorem
November 27th 2011, 07:36 AM #1
Junior Member
Oct 2011
Composite functions continuity theorem
g: R->R
g(x) = 2 if x not equals 1
g(x) = 0 if x equals 1
f(x) = x +1 for R
"Verifiy" (sorry my english) that lim x-> 0 (gof)(x) is not equal lim x->0 (gof)(0)
... | {"url":"http://mathhelpforum.com/pre-calculus/192801-composite-functions-continuity-theorem.html","timestamp":"2014-04-20T13:41:09Z","content_type":null,"content_length":"46051","record_id":"<urn:uuid:3eb5a2d1-137a-48ea-a55b-7f43be7895e6>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416005218... |
another question
December 13th 2008, 06:40 PM #1
Junior Member
Dec 2008
another question
I have another question if someone wouldn't mind helping me.
how would you differentiate:
y = ((x^2+4)^2) * ((2x^3-1)^3)
My first thought was that it involved two separate Chain Rules within a Product Rule. This... | {"url":"http://mathhelpforum.com/calculus/64853-another-question.html","timestamp":"2014-04-18T05:18:53Z","content_type":null,"content_length":"39197","record_id":"<urn:uuid:8eaa1c4d-a4fc-453f-b4af-d77386c7332d>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/warc/CC-MAIN-20140416005218-00620-ip-10-147-4-33.ec2.in... |
Gato: Graph Animation Toolbox
Gato - the Graph Animation Toolbox - is a software which visualizes algorithms on graphs. Graphs are mathematical objects consisting of vertices and edges connecting pairs of vertices: think of
cities as vertices and interstates as edges connecting two cities. Algorithms might find a short... | {"url":"http://gato.sourceforge.net/","timestamp":"2014-04-20T00:38:44Z","content_type":null,"content_length":"3211","record_id":"<urn:uuid:b861b47f-5b2a-487d-93bd-d1f776d647ea>","cc-path":"CC-MAIN-2014-15/segments/1398223206770.7/warc/CC-MAIN-20140423032006-00236-ip-10-147-4-33.ec2.internal.warc.gz"} |
Functions of functions
August 8th 2008, 07:42 AM
Functions of functions
its easy to plug a function into a function, we did that in algebra.
f(x)=x^2 g(x) = (x+2) fog(x)= x^2+4x+4
but how about going the other way
if fog(x)= 3x^2+2x+8 and g(x) = (x^2+4x), what is f(x)?
I never learned this in precal... | {"url":"http://mathhelpforum.com/pre-calculus/74779-functions-functions-print.html","timestamp":"2014-04-19T14:10:04Z","content_type":null,"content_length":"10656","record_id":"<urn:uuid:a7dd470b-1b94-4245-846d-f5b2b24733e7>","cc-path":"CC-MAIN-2014-15/segments/1397609537186.46/warc/CC-MAIN-20140416005217-00167-ip-10-1... |
Sum of $n$ vectors in $(\mathbb Z/n)^k$
up vote 10 down vote favorite
Let $n,k$ be positive integers. What is the smallest value of $N$ such that for any $N$ vectors (may be repeated) in $(\mathbb Z/(n))^k$, one can pick $n$ vectors whose sum is $0$?
My guess is $N=2^k(n-1)+1$. It is certainly sharp: one can pick our s... | {"url":"http://mathoverflow.net/questions/7881/sum-of-n-vectors-in-mathbb-z-nk/13025","timestamp":"2014-04-21T04:37:48Z","content_type":null,"content_length":"74894","record_id":"<urn:uuid:a96b1513-0bdd-4900-8874-e484539a01aa>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00345-ip-10... |
Fixed point problem
May 23rd 2008, 07:46 PM
Fixed point problem
The problem states : Let $f(x)=x^3+4x^2-10$. The equation $f(x)=0$ has a unique root $r$ approximately equals to $1.365230013$ in $[1,2]$.
Show that the following function has a fixed point in $r$ : $g(x)=\frac{\sqrt{10-x^3}}{2}$.
I'm trying to... | {"url":"http://mathhelpforum.com/calculus/39436-fixed-point-problem-print.html","timestamp":"2014-04-20T00:00:52Z","content_type":null,"content_length":"14657","record_id":"<urn:uuid:b2909fed-4673-4e17-b37f-c37249310334>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MAIN-20140416005217-00084-ip-10-147-4... |
Congruent Triangles
December 22nd 2008, 05:30 AM #1
MHF Contributor
Jul 2008
Congruent Triangles
Given: Line AD is congruent to line ED, Line FD is congruent to Line DB.
Prove: Triangle ADC is congruent to triangle EDG.
(Hints Given: 6 steps)
Congruent Triangles
Congruent Triangles
Hello magentarita... | {"url":"http://mathhelpforum.com/geometry/65788-congruent-triangles.html","timestamp":"2014-04-20T12:15:14Z","content_type":null,"content_length":"52149","record_id":"<urn:uuid:f094d2aa-2d85-4cc8-84b9-7ddf3af5dc95>","cc-path":"CC-MAIN-2014-15/segments/1397609538423.10/warc/CC-MAIN-20140416005218-00013-ip-10-147-4-33.ec... |
Fountain Hill, PA Algebra Tutor
Find a Fountain Hill, PA Algebra Tutor
...I am also available to tutor for the quantitative section of the GRE. As the entrance exam for graduate school, I scored in the 96th percentile. I have several resources which allowed me to
perform to a high level in this exam and I will shar... | {"url":"http://www.purplemath.com/Fountain_Hill_PA_Algebra_tutors.php","timestamp":"2014-04-19T02:23:20Z","content_type":null,"content_length":"24334","record_id":"<urn:uuid:32cdcd6b-64ec-4876-afd8-71e0705986db>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-00361-ip-10-147-4-33.ec2.in... |
Lake Bluff Math Tutor
Find a Lake Bluff Math Tutor
...S degree in Educational Leadership. I have worked in grades K-5. I have worked with students to build both phonics and phonemic awareness skills.
28 Subjects: including algebra 1, algebra 2, study skills, grammar
I taught math in high school and college, so ... | {"url":"http://www.purplemath.com/lake_bluff_math_tutors.php","timestamp":"2014-04-16T10:48:33Z","content_type":null,"content_length":"23577","record_id":"<urn:uuid:2d47ab45-a500-4071-b457-68e833474154>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00330-ip-10-147-4-33.ec2.internal.w... |
Alternate Interior Angles ( Read ) | Geometry
What if you were presented with two angles that are on the interior of two parallel lines cut by a transversal but on opposite sides of the transversal? How would you describe these angles and what
could you conclude about their measures? After completing this Concept, you'... | {"url":"http://www.ck12.org/geometry/Alternate-Interior-Angles/lesson/Alternate-Interior-Angles/","timestamp":"2014-04-23T09:20:14Z","content_type":null,"content_length":"118374","record_id":"<urn:uuid:1fe763af-6c3a-4b20-88cd-afcd47fa86dc>","cc-path":"CC-MAIN-2014-15/segments/1398223202457.0/warc/CC-MAIN-20140423032002... |
Definition of the Influence of Pore Size on the Fatigue Limit Using Short Crack Propagation Experiments
STP1526: Definition of the Influence of Pore Size on the Fatigue Limit Using Short Crack Propagation Experiments
Oberwinkler, C.
Univ. of Leoben, Leoben,
Leitner, H.
Univ. of Leoben, Leoben,
Eichlseder, W.
Univ. of L... | {"url":"http://www.astm.org/DIGITAL_LIBRARY/STP/PAGES/STP49294S.htm","timestamp":"2014-04-19T12:34:47Z","content_type":null,"content_length":"15250","record_id":"<urn:uuid:e159b97d-8707-413e-bb90-d05103b228e1>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00409-ip-10-147-4-33.ec2.inte... |
MATH_ERRNO, MATH_ERREXCEPT, math_errhandling
From cppreference.com
#define MATH_ERRNO 1 (since C++11)
#define MATH_ERREXCEPT 2 (since C++11)
#define math_errhandling /*implementation defined*/ (since C++11)
The macro constant math_errhandling expands to an... | {"url":"http://en.cppreference.com/mwiki/index.php?title=cpp/numeric/math/math_errhandling&oldid=62871","timestamp":"2014-04-20T13:40:31Z","content_type":null,"content_length":"61251","record_id":"<urn:uuid:3b86ef05-83f2-49ea-ade6-670628984977>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416... |
Deriving a trig formula
December 22nd 2011, 12:47 AM
Deriving a trig formula
I'm practicing trig and so I'm working through some exercises. I'm having some trouble figuring this one out:
$tan(\alpha + \beta) = \frac{tan\, \alpha + tan\, \beta}{1 - tan\, \alpha\, tan\, \beta}$
First I've rewritten $tan(\alph... | {"url":"http://mathhelpforum.com/trigonometry/194583-deriving-trig-formula-print.html","timestamp":"2014-04-19T01:55:16Z","content_type":null,"content_length":"10341","record_id":"<urn:uuid:be89359d-7b74-48ad-bf70-9c627a0d8cac>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-00105-ip-10... |
Math Help
June 21st 2006, 07:34 PM #1
Jun 2006
I've been working on these two problems for like an hour and I keep getting wacked out answers that I don't think are right help plz
$\sqrt{25x^2Y6/121x^4) =$
$5x^2 multiplied by 6a^2y/25cx^2 divison sign 12a^4x/35cy =$
I think i did that right
I'v... | {"url":"http://mathhelpforum.com/algebra/3574-ugh-urgent.html","timestamp":"2014-04-17T08:38:31Z","content_type":null,"content_length":"35233","record_id":"<urn:uuid:e8b429ac-4f03-4d46-a669-232f1a7e04d2>","cc-path":"CC-MAIN-2014-15/segments/1397609535535.6/warc/CC-MAIN-20140416005215-00279-ip-10-147-4-33.ec2.internal.w... |
Picture of the set of discontinuity of degree 2 rational Julia sets
up vote 3 down vote favorite
Let $Rat_d$ be the set of all rational fraction of degree $d$ and $X_d \subset Rat_d$ be the bifurcation locus of rational fractions of degree $d$, i.e. the closure of the set of discontinuity of the
map $f \mapsto J(f)$ de... | {"url":"http://mathoverflow.net/questions/83274/picture-of-the-set-of-discontinuity-of-degree-2-rational-julia-sets","timestamp":"2014-04-21T13:06:40Z","content_type":null,"content_length":"51132","record_id":"<urn:uuid:74a1a7d0-468e-4444-a679-4c525155b085>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-... |
rule of differentiation: mean value theorem
October 22nd 2008, 07:02 AM
rule of differentiation: mean value theorem
hi, guys. i'm having trouble solving this problem. i have a feeling i am making it more difficult than it really is. I really need help because the hw is due today! please help!
show that (1+x)^(1... | {"url":"http://mathhelpforum.com/calculus/55096-rule-differentiation-mean-value-theorem-print.html","timestamp":"2014-04-21T10:59:26Z","content_type":null,"content_length":"6085","record_id":"<urn:uuid:1993803e-20c0-4e76-a05a-7c68e0ef686b>","cc-path":"CC-MAIN-2014-15/segments/1397609539705.42/warc/CC-MAIN-2014041600521... |
Recent Research
Much of my research deals with quantile regression. This work aims to provide a comprehensive approach to the estimation of conditional quantile functions, thus providing a more complete analysis of
the stochastic relationship between economic variables than that provided by classical linear regression ... | {"url":"http://www.econ.uiuc.edu/~roger/research/home.html","timestamp":"2014-04-20T18:49:26Z","content_type":null,"content_length":"3877","record_id":"<urn:uuid:a720cd5d-d69e-49d0-a05e-9363d16d2ab3>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00440-ip-10-147-4-33.ec2.internal.warc.... |
Java program to write a code to detect divisibility of any number by 11
August 7th, 2009, 07:35 AM
Java program to write a code to detect divisibility of any number by 11
Introduction to my problem:
I have to code a program that ask for the user to enter a positive integer and then I have to find if the value t... | {"url":"http://www.javaprogrammingforums.com/%20whats-wrong-my-code/761-java-program-write-code-detect-divisibility-any-number-11-a-printingthethread.html","timestamp":"2014-04-20T12:16:21Z","content_type":null,"content_length":"15514","record_id":"<urn:uuid:e93b5ad7-fbc3-4d57-8e89-25d6df3d3025>","cc-path":"CC-MAIN-201... |
Calculate value of n choose k
up vote 11 down vote favorite
What is the most efficient method to evaluate the value of n choose k ? The brute force way I think would be to find n factorial / k factorial / (n-k) factorial .
A better strategy may be to use dp according to this recursive formula. Is there any other better... | {"url":"http://stackoverflow.com/questions/15301885/calculate-value-of-n-choose-k","timestamp":"2014-04-17T13:16:04Z","content_type":null,"content_length":"115671","record_id":"<urn:uuid:1ef7e647-6079-4826-9470-4de0f40c16b5>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00466-ip-10-1... |
Math Expression Evaluator
This math expression evaluator was born out of a need to have a small-footprint and efficient solution which could evaluate arbitrary expressions reasonably efficiently without requiring
pre-compilation. I needed something which would do basic math with variables, expressions like: “Top+2”, “B... | {"url":"http://www.softwaremonkey.org/Code/MathEval","timestamp":"2014-04-18T18:12:20Z","content_type":null,"content_length":"24500","record_id":"<urn:uuid:b8ec0beb-b348-403c-ab0d-9aa2cff459fe>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.7/warc/CC-MAIN-20140416005215-00311-ip-10-147-4-33.ec2.internal.warc.gz"} |
Linear combinations
May 6th 2009, 01:28 PM #1
Mar 2009
Linear combinations
Often, a text on differential equations will mention "linear combination" of functions. What exactly does that phrase mean? I've been fuzzy on it all semester. The day before the final is a good
time to ask, ehe?
For example, the... | {"url":"http://mathhelpforum.com/differential-equations/87861-linear-combinations.html","timestamp":"2014-04-16T08:44:05Z","content_type":null,"content_length":"37717","record_id":"<urn:uuid:f6479d79-1525-4dab-9751-428fe6e219fb>","cc-path":"CC-MAIN-2014-15/segments/1397609521558.37/warc/CC-MAIN-20140416005201-00195-ip-... |
graph theory proof
May 5th 2010, 12:18 PM #1
Junior Member
Jan 2009
graph theory proof
prove that in a simple connected graph if every vertex has a degree at least m, then there is a path of length at least m
any hints? i made a path: v0 with deg=1, v1 with deg=2,...vm with deg=m. then said this path has a ... | {"url":"http://mathhelpforum.com/discrete-math/143232-graph-theory-proof.html","timestamp":"2014-04-20T04:14:43Z","content_type":null,"content_length":"32410","record_id":"<urn:uuid:e8bfab77-76d7-4ec6-b0fd-4faf33cf22b8>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-20140416005217-00042-ip-10-147-4-... |
Formalized Data Flow Diagrams and Their Relation to Other Computational Models
Symanzik, Juergen and Baker, Albert L. (1997) Formalized Data Flow Diagrams and Their Relation to Other Computational Models. Technical Report TR96-20, Department of Computer Science, Iowa State
Full text available as: Postscript
... | {"url":"http://archives.cs.iastate.edu/documents/disk0/00/00/01/43/index.html","timestamp":"2014-04-18T03:08:16Z","content_type":null,"content_length":"4754","record_id":"<urn:uuid:82af430a-0672-4b3b-b8f6-f4314d1d8308>","cc-path":"CC-MAIN-2014-15/segments/1397609532480.36/warc/CC-MAIN-20140416005212-00340-ip-10-147-4-3... |
New Lenox Precalculus Tutor
...Thus I bring first hand knowledge to your history studies. I won the Botany award for my genetic research on plants as an undergraduate, and I have done extensive research in Computational
Biology for my Ph.D. dissertation. I was a teaching assistant for both undergraduate and graduat... | {"url":"http://www.purplemath.com/New_Lenox_precalculus_tutors.php","timestamp":"2014-04-18T05:58:39Z","content_type":null,"content_length":"23822","record_id":"<urn:uuid:43c1eb61-2c2e-4c5b-b7a0-d29d60727108>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00265-ip-10-147-4-33.ec2.inter... |
Square root of numbers that are not perfect squares or to find the value of squa
Square Root of Numbers that are Not Perfect Squares
Square root of numbers that are not perfect squares or to find the value of square root correct up to certain places of decimal are:
If we have to find the square root of a number up to ‘... | {"url":"http://www.math-only-math.com/square-root-of-numbers-that-are-not-perfect-squares.html","timestamp":"2014-04-19T17:23:44Z","content_type":null,"content_length":"14696","record_id":"<urn:uuid:fbf22181-6142-4427-a9ab-642640da441e>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-0... |
¿Hey, whatcha doin on this page?
It's just where I put stuff that I'm experimenting on for possible f¯uture use.
류 광
Stanford's Center for the Study of Linguistics and Information is currently preparing a series of books that contain archival forms of my published papers, and they want to pay someone to put most of
... | {"url":"http://www-cs-faculty.stanford.edu/~uno/experiments.html","timestamp":"2014-04-18T05:33:37Z","content_type":null,"content_length":"8513","record_id":"<urn:uuid:df82b2f7-9fb0-4008-a6de-39abbaaa744f>","cc-path":"CC-MAIN-2014-15/segments/1397609539337.22/warc/CC-MAIN-20140416005219-00060-ip-10-147-4-33.ec2.interna... |
Sampling Distributions Help
February 2nd 2010, 01:56 PM #1
Jan 2009
Sampling Distributions Help
Suppose that a random sample is to be taken from a normal distribution for which the value of the mean Theta is unknown and the standard deviation is 2. How large a random sample must be taken in
order that
E... | {"url":"http://mathhelpforum.com/advanced-statistics/126849-sampling-distributions-help.html","timestamp":"2014-04-17T16:26:50Z","content_type":null,"content_length":"35629","record_id":"<urn:uuid:03e6886c-fe2c-4847-b4c4-7e47f02433e2>","cc-path":"CC-MAIN-2014-15/segments/1397609530136.5/warc/CC-MAIN-20140416005210-0061... |
Math Lab Software
Multimedia Products – This is a series that has CD’s highlighting topics from Pre-Algebra, Elementary Algebra, Intermediate Algebra, Geometry, Trigonometry, Calculus I & II, Probability &
Statistics, and Differential Equations. Each CD includes a series of problems that a student can attempt. ... | {"url":"http://academic.cuesta.edu/mathlab/MathLabSoftware.htm","timestamp":"2014-04-20T05:43:03Z","content_type":null,"content_length":"5486","record_id":"<urn:uuid:820aa891-71f9-465f-9b57-bbc962dc8129>","cc-path":"CC-MAIN-2014-15/segments/1397609538022.19/warc/CC-MAIN-20140416005218-00353-ip-10-147-4-33.ec2.internal.... |
Macungie SAT Math Tutor
Find a Macungie SAT Math Tutor
...My background includes a Master's degrees in Mathematics and Statistics, as well as Masters degrees in Computer Science and Electrical Engineering. I have been a practicing engineer for many
years and thus I am familiar with many practical applications of ma... | {"url":"http://www.purplemath.com/Macungie_SAT_Math_tutors.php","timestamp":"2014-04-18T13:40:15Z","content_type":null,"content_length":"23860","record_id":"<urn:uuid:63972dbf-a54f-4b86-800c-e97b6e6334cc>","cc-path":"CC-MAIN-2014-15/segments/1397609533689.29/warc/CC-MAIN-20140416005213-00297-ip-10-147-4-33.ec2.internal... |
box tuning help por favor <--newb ? [Archive] - Car Audio Forum - CarAudio.com
03-31-2005, 09:24 PM
can someone explain to me how to tune a ported box. maybe clarify something for me, by tuning, u calculate what the correct Hz (frequency) the box will play at (according to internal volume and port
then u set your amp ... | {"url":"http://www.caraudio.com/forums/archive/index.php/t-93116.html","timestamp":"2014-04-17T10:39:44Z","content_type":null,"content_length":"4873","record_id":"<urn:uuid:f9940282-8a2d-473f-9085-6c3a8eea8cd0>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00657-ip-10-147-4-33.ec2.in... |
Colleyville Prealgebra Tutor
Find a Colleyville Prealgebra Tutor
...It was not enough to do the problems in the book or to attend lecture. Constant study of the subject was required to excel in my classes, and I employed several study habits that allowed me to
thrive in that environment. Since then I have held a nu... | {"url":"http://www.purplemath.com/Colleyville_prealgebra_tutors.php","timestamp":"2014-04-17T07:15:06Z","content_type":null,"content_length":"24244","record_id":"<urn:uuid:e187b306-00eb-4936-8f57-412d7a923212>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00452-ip-10-147-4-33.ec2.inte... |
Is there a better way to factor this trinomial?
November 11th 2010, 05:04 PM #1
Junior Member
Sep 2010
Is there a better way to factor this trinomial?
My time is pretty limited when I take tests and quizzes, and this problem seems like it would take too long for what its worth given my current knowledge.
i ... | {"url":"http://mathhelpforum.com/algebra/162926-there-better-way-factor-trinomial.html","timestamp":"2014-04-19T00:59:44Z","content_type":null,"content_length":"40702","record_id":"<urn:uuid:382bf51b-4da1-4d7b-b8db-a939fe87ab02>","cc-path":"CC-MAIN-2014-15/segments/1397609535535.6/warc/CC-MAIN-20140416005215-00139-ip-1... |
MATH 457: Introduction to Mathematical Logic
I am Stephen G. Simpson, a Professor of Mathematics at Penn State University.
Note to students: I will be out of town the week of February 20 to 24. During that week there will be no class or office hours Monday and Wednesday, but there will be a midterm exam Friday. Note th... | {"url":"http://www.personal.psu.edu/t20/courses/math457/","timestamp":"2014-04-17T10:27:52Z","content_type":null,"content_length":"4078","record_id":"<urn:uuid:faf20fbc-c6a6-4b21-a57c-a31ad7ceb67e>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00360-ip-10-147-4-33.ec2.internal.warc.g... |
Ordinary Least Squares (commonly called Linear Regression) uses the method of least squares to estimate the "best fit" of a set of independent (X) variables against the dependent variable (Y)
variable you wish to explain or predict. The primary product of regression analysis is a mathematical equation which can be used... | {"url":"http://www.forecastingsolutions.com/ols.html","timestamp":"2014-04-20T05:43:50Z","content_type":null,"content_length":"7330","record_id":"<urn:uuid:bf72426d-0584-42cb-9c61-d40446a16a70>","cc-path":"CC-MAIN-2014-15/segments/1397609538022.19/warc/CC-MAIN-20140416005218-00332-ip-10-147-4-33.ec2.internal.warc.gz"} |
Matches for:
Contemporary Mathematics
2009; 254 pp; softcover
Volume: 504
ISBN-10: 0-8218-4839-9
ISBN-13: 978-0-8218-4839-5
List Price: US$79
Member Price: US$63.20
Order Code: CONM/504
This volume contains the proceedings of the Third Arolla Conference on Algebraic Topology, which took place in Arolla, Switzerland, ... | {"url":"http://ams.org/bookstore?fn=20&arg1=conmseries&ikey=CONM-504","timestamp":"2014-04-19T22:50:06Z","content_type":null,"content_length":"14741","record_id":"<urn:uuid:1be2c3c6-e400-4de9-bb1b-70abf46e7c28>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MAIN-20140416005217-00655-ip-10-147-4-33.ec2.in... |
August 21st 2006, 06:13 AM #1
Aug 2006
Does anybody know how to do this question? Thank you for any help
Consider the model
y i = α + β.x i + ui
where u i is a disturbance identically and independently normally distributed with mean 0 and variance σ^2 , and x i is a stochastic regressor, identically... | {"url":"http://mathhelpforum.com/advanced-math-topics/5050-econometric.html","timestamp":"2014-04-18T10:44:47Z","content_type":null,"content_length":"26188","record_id":"<urn:uuid:9c330855-853f-442a-bb40-f8261403857d>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00378-ip-10-147-4-33... |
- -
Please install Math Player to see the Math Symbols properly
Click on a 'View Solution' below for other questions:
cc Each flower bouquet costs $1.83 in a flower shop. How many bouquets will you get for $10 by estimating the cost of the bouquet to the nearest whole number? View Solution
cc Find the estimated result... | {"url":"http://www.icoachmath.com/solvedexample/sampleworksheet.aspx?process=/__cstlqvxbefxdxbgdamxkjfjd&.html","timestamp":"2014-04-16T22:02:49Z","content_type":null,"content_length":"78249","record_id":"<urn:uuid:fa9ae5ef-e871-477e-8b7e-8afcd87ebfc9>","cc-path":"CC-MAIN-2014-15/segments/1398223202457.0/warc/CC-MAIN-2... |
Got Homework?
Connect with other students for help. It's a free community.
• across
MIT Grad Student
Online now
• laura*
Helped 1,000 students
Online now
• Hero
College Math Guru
Online now
Here's the question you clicked on:
Which of the following is an exact value of cos 15° ?
• one ... | {"url":"http://openstudy.com/updates/510c8af8e4b09cf125bc8135","timestamp":"2014-04-19T04:20:48Z","content_type":null,"content_length":"33363","record_id":"<urn:uuid:aafb2d63-bac4-4e97-bc57-8a24c3d1877b>","cc-path":"CC-MAIN-2014-15/segments/1397609535775.35/warc/CC-MAIN-20140416005215-00294-ip-10-147-4-33.ec2.internal.... |
URGENT~MATH For Steve or Reiny
Posted by Gabby on Tuesday, May 7, 2013 at 2:30pm.
For questions 5-7, find the solution to the system of equations by using either graphing or substitution.
5)y=6-x and y=x-2 (1point)
no solutions
6)y=2x-1 and y=x+3 (1point)
no solutions
7) y=4x and y+x=5 (1point)
My Answers:
Are these co... | {"url":"http://www.jiskha.com/display.cgi?id=1367951447","timestamp":"2014-04-19T15:26:29Z","content_type":null,"content_length":"10620","record_id":"<urn:uuid:125f9e5d-c456-4a7e-b84a-f7e46aca643a>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20140416005217-00141-ip-10-147-4-33.ec2.internal.warc.gz... |
Math Help
in triangle ABC if (acosA+bcosB+ccosC)/(asinB+bsinC+csinA)=(a+b+c)/9R where R is circumradius then prove that the triangle is equilateral
You need to show some working, or share your thoughts before we can help you. How do you think you should start this question?
i thick we should use the independant values... | {"url":"http://mathhelpforum.com/trigonometry/166192-trigo-proof.html","timestamp":"2014-04-18T06:04:02Z","content_type":null,"content_length":"46675","record_id":"<urn:uuid:fd104e05-5961-4748-a105-60bffdf02470>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00104-ip-10-147-4-33.ec2.i... |
The difficulty of protein structure alignment under the RMSD
Protein structure alignment is often modeled as the largest common point set (LCP) problem based on the Root Mean Square Deviation (RMSD), a measure commonly used to evaluate structural similarity.
In the problem, each residue is represented by the coordinate... | {"url":"http://www.almob.org/content/8/1/1","timestamp":"2014-04-18T08:12:42Z","content_type":null,"content_length":"177916","record_id":"<urn:uuid:edb15b32-e25e-4a62-9aa9-f06bbe8ef8d7>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416005213-00650-ip-10-147-4-33.ec2.internal.warc.gz"} |
| Introduction | Results | Table | Generator matrices for caps |
A cap in PG(k-1,q) is a set of points no three of which are collinear. If we write the n points as columns of a matrix we obtain a (k,n)-matrix such that every set of three columns is linearly
independent, hence the generator matrix of a linear orthogonal... | {"url":"http://www.mathi.uni-heidelberg.de/~yves/Matritzen/CAPs/CAPMatIndex.html","timestamp":"2014-04-20T03:10:25Z","content_type":null,"content_length":"14938","record_id":"<urn:uuid:ccb29ba5-89f1-4f92-99d5-73bf8b6a4a90>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-20140416005217-00179-ip-10-147... |
Geometry and topology in dimension 3
2008年7月14日(月) 15:00〜16:30
Professor John Morgan (Columbia University)
The Poincare Conjecture, that every simply connected 3-manifold is homeomorphic to the sphere, has been a central question in topology since its formulation in 1904. In the early 1980s Thurston gave
a vast general... | {"url":"http://www.kurims.kyoto-u.ac.jp/ja/seminar/seminar-ohtsuki2.html","timestamp":"2014-04-16T10:14:37Z","content_type":null,"content_length":"5847","record_id":"<urn:uuid:0a0beca0-6e9a-4236-a58e-3425c2a353d5>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00638-ip-10-147-4-33.ec2... |
Winthrop, MA Geometry Tutor
Find a Winthrop, MA Geometry Tutor
...I've tutored nearly all the students I've worked with for many years, and I've also frequently tutored their brothers and sisters - also for many years. I enjoy helping my students to
understand and realize that they can not only do the work - they c... | {"url":"http://www.purplemath.com/Winthrop_MA_Geometry_tutors.php","timestamp":"2014-04-18T08:28:37Z","content_type":null,"content_length":"23918","record_id":"<urn:uuid:0244c894-d747-431d-b77a-708b40e28155>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416005213-00157-ip-10-147-4-33.ec2.inter... |
Quantum entanglement only dependent upon area
Two researchers at UCL Computer Science and the University of Gdansk present a new method for determining the amount of entanglement – a quantum phenomenon connecting two remote partners, and crucial
for quantum technology - within part of a one-dimensional quantum system.
... | {"url":"http://phys.org/news/2013-09-quantum-entanglement-area.html","timestamp":"2014-04-16T10:56:18Z","content_type":null,"content_length":"73662","record_id":"<urn:uuid:8dbbc9c2-d736-4e27-8fe2-291544bea6e4>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00604-ip-10-147-4-33.ec2.int... |
Lyudmila Vsevolodovna Keldysh
Born: 12 March 1904 in Orenburg, Russia
Died: 16 February 1976 in Moscow, Russia
Lyudmila Vsevolodovna Keldysh was born in Orenburg, a city in western Russia on the Ural River. Her father, Vsevolod Mikhailovich Keldysh (1878-1965), was a military construction engineer who had
graduated fro... | {"url":"http://www-groups.dcs.st-and.ac.uk/~history/Printonly/Keldysh_Lyudmila.html","timestamp":"2014-04-20T23:29:36Z","content_type":null,"content_length":"15549","record_id":"<urn:uuid:ab2fa24a-e08e-472f-8011-aafd23685008>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/CC-MAIN-20140423032006-00589-ip-10-... |
Irreverent Oiler Fans
Getting Used To It Now
From the
media scrum
after the Oilers' bag skate today:
I remember my first year here skating without the pucks, I was really surprised. But you know this is my fourth fifth year so I wasn't really surprised today.
-Ladislav Smid
That kind of sums up the Lowe/Tambellini era ... | {"url":"http://vhockey.blogspot.com/2010_01_01_archive.html","timestamp":"2014-04-19T09:42:40Z","content_type":null,"content_length":"54754","record_id":"<urn:uuid:352ba32f-73bd-45ee-86eb-34f7d44a5289>","cc-path":"CC-MAIN-2014-15/segments/1398223206672.15/warc/CC-MAIN-20140423032006-00063-ip-10-147-4-33.ec2.internal.wa... |
BMW M3 Forum (E90 E92) - View Single Post - S65 vs. S62
01-25-2013, 10:57 PM #100
2014 Track Days - 3| Quote:
Ridge 1:54:61|Pacific
1:37:3... | {"url":"http://www.m3post.com/forums/showpost.php?p=13373687&postcount=100","timestamp":"2014-04-23T06:53:14Z","content_type":null,"content_length":"12107","record_id":"<urn:uuid:58317821-ef4c-4413-b4cb-6d30b8a72187>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00619-ip-10-147-4-33.... |
Calculus 2 Integration
April 17th 2008, 11:49 AM #1
Mar 2008
Calculus 2 Integration
I've got a homework question I reallly need answered quick, I have the question:
Evaluate the Integral of (4x^2-9)^1/2
I think a trig substitution could be in order here...but not sure.
Thanks in advance for the help... | {"url":"http://mathhelpforum.com/calculus/34911-calculus-2-integration.html","timestamp":"2014-04-19T08:31:38Z","content_type":null,"content_length":"37124","record_id":"<urn:uuid:737e50b4-116a-4d2e-a819-253ca144f113>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00150-ip-10-147-4-33... |
From SOSwiki
HW 7 : Due 12/2
1. Design a 1D stochastic cellular automata that uses on rules involving two adjacent cells at at time that (with high probability) do the following tasks:
a. If the majority of cells are initially 0, the final state is all zeros. If the majority of cells is initial 1, the final state i... | {"url":"http://depts.washington.edu/soslab/mw/index.php?title=SBF11_A7","timestamp":"2014-04-18T05:57:30Z","content_type":null,"content_length":"11066","record_id":"<urn:uuid:e2f2a7d3-1ac9-4a42-80bb-9bbff41543d1>","cc-path":"CC-MAIN-2014-15/segments/1397609532573.41/warc/CC-MAIN-20140416005212-00000-ip-10-147-4-33.ec2.... |
Discounted Cash
Discounted Cash Flow (DCF) is, what amount someone is willing to pay today, in order to receive the anticipated cash flow of future years. The DCF method converts future earnings to today's money.
The future cash flows must be recalculated (discounted) to represent their present values. In this way the... | {"url":"http://12manage.com/methods_dcf.html","timestamp":"2014-04-19T20:04:03Z","content_type":null,"content_length":"169411","record_id":"<urn:uuid:299dbaed-fb67-4661-9f1b-f784d8b57efb>","cc-path":"CC-MAIN-2014-15/segments/1398223204388.12/warc/CC-MAIN-20140423032004-00260-ip-10-147-4-33.ec2.internal.warc.gz"} |
- -
Please install Math Player to see the Math Symbols properly
Click on a 'View Solution' below for other questions:
cc Each flower bouquet costs $1.83 in a flower shop. How many bouquets will you get for $10 by estimating the cost of the bouquet to the nearest whole number? View Solution
cc Find the estimated result... | {"url":"http://www.icoachmath.com/solvedexample/sampleworksheet.aspx?process=/__cstlqvxbefxdxbgdamxkjfjd&.html","timestamp":"2014-04-16T22:02:49Z","content_type":null,"content_length":"78249","record_id":"<urn:uuid:fa9ae5ef-e871-477e-8b7e-8afcd87ebfc9>","cc-path":"CC-MAIN-2014-15/segments/1397609525991.2/warc/CC-MAIN-2... |
what the meaning of this?
newbie wrote:
> the RH and LH as below:-
> static uint32 LHs[16] =
> {
> 0x00000000, 0x00000001, 0x00000100, 0x00000101,
> 0x00010000, 0x00010001, 0x00010100, 0x00010101,
> 0x01000000, 0x01000001, 0x01000100, 0x01000101,
> 0x01010000, 0x01010001, 0x01010100, 0x01010101
> };
> static uint32 RHs... | {"url":"http://www.velocityreviews.com/forums/t441622-what-the-meaning-of-this.html","timestamp":"2014-04-20T11:50:30Z","content_type":null,"content_length":"58695","record_id":"<urn:uuid:198db702-6e67-453e-8287-769e687d751b>","cc-path":"CC-MAIN-2014-15/segments/1397609538423.10/warc/CC-MAIN-20140416005218-00471-ip-10-... |
Equation to find endpoints on a line
Equation to find endpoints on a line
What is the equation to find points on a line? My problem is that I need to draw a line with a variable slope and y intercept. Does anyone have any idea how to figure out the co-ordinates to
begin and end the line on. I know the equation ... | {"url":"http://cboard.cprogramming.com/brief-history-cprogramming-com/6855-equation-find-endpoints-line-printable-thread.html","timestamp":"2014-04-21T08:35:43Z","content_type":null,"content_length":"10142","record_id":"<urn:uuid:8102869f-ff47-4493-9f9d-1f4f9f2ad291>","cc-path":"CC-MAIN-2014-15/segments/1397609539665.1... |
Prove that inverse of function is also linear fractional fraction?
May 23rd 2009, 10:16 PM #1
Prove that inverse of function is also linear fractional fraction?
Prove that the inverse of the function $f : \mathbb{R} - \left\{-\frac{d}{c}\right\} \rightarrow \mathbb{R} - \left\{\frac{a}{c}\right\}$, $f(x) = \frac{ax... | {"url":"http://mathhelpforum.com/calculus/90239-prove-inverse-function-also-linear-fractional-fraction.html","timestamp":"2014-04-24T16:48:26Z","content_type":null,"content_length":"34165","record_id":"<urn:uuid:1470de25-26dd-47d4-a90c-414c97c7f63c>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/CC-MAIN-201... |
Armuchee Math Tutor
Find an Armuchee Math Tutor
Hi, I am a math major as well as a soccer player at Berry College. I currently work in the math lab at school, which provides tutoring services to the Berry College community, but I would like to
expand my tutoring to the rest of Rome and surrounding communities. As a... | {"url":"http://www.purplemath.com/armuchee_math_tutors.php","timestamp":"2014-04-18T18:35:13Z","content_type":null,"content_length":"23604","record_id":"<urn:uuid:9e5cb1af-5378-45d1-bc5a-8dfa44d8a961>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.7/warc/CC-MAIN-20140416005215-00237-ip-10-147-4-33.ec2.internal.warc... |
Use is subject to License Terms. Your use of this web site or any of its content or software indicates your agreement to be bound by these License Terms.
Copyright © 2006 Sun Microsystems, Inc. All rights reserved.
JSR 216 (Maintenance Release... | {"url":"http://docs.oracle.com/javame/config/cdc/ref-impl/pp1.1.2/jsr216/java/util/Comparator.html","timestamp":"2014-04-16T14:36:49Z","content_type":null,"content_length":"18128","record_id":"<urn:uuid:ee8e73e5-3ab5-4bc0-a4b2-9a63959900b6>","cc-path":"CC-MAIN-2014-15/segments/1397609523429.20/warc/CC-MAIN-201404160052... |
MathGroup Archive: December 2001 [00129]
[Date Index] [Thread Index] [Author Index]
Re: scope all wrong? in Mathematica 4.1
• To: mathgroup at smc.vnet.net
• Subject: [mg31874] Re: [mg31827] scope all wrong? in Mathematica 4.1
• From: R... | {"url":"http://forums.wolfram.com/mathgroup/archive/2001/Dec/msg00129.html","timestamp":"2014-04-17T09:45:55Z","content_type":null,"content_length":"40118","record_id":"<urn:uuid:835ddbe5-0ac5-46db-ae99-7f2a87899108>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00205-ip-10-147-4-33.... |
Number of elements in the set $\{1,\cdots,n\}\times\{1,\cdots,n\}$
Take the 2-minute tour ×
MathOverflow is a question and answer site for professional mathematicians. It's 100% free, no registration required.
Let $A_n=\{a\cdot b : a,b \in \mathbb{N}, a,b\leq n\}$. Are there any estimates for $|A_n|$? Will it be $o(n^... | {"url":"http://mathoverflow.net/questions/108912/number-of-elements-in-the-set-1-cdots-n-times-1-cdots-n/108914","timestamp":"2014-04-18T14:15:36Z","content_type":null,"content_length":"69723","record_id":"<urn:uuid:db2c7a25-4a29-4cca-9a1c-eed6b74c5307>","cc-path":"CC-MAIN-2014-15/segments/1397609533689.29/warc/CC-MAIN... |
Math Goes Pop!
Last week, Slashdot posted an interesting link to a problem posed at the most recent Gathering 4 Gardner, a mathematical (or perhaps I should say mathemagical) convention created in honor of the late
Martin Gardner. The question, posed by Gary Foshee, is as follows: you have a friend with two children, o... | {"url":"http://www.mathgoespop.com/tag/probability/page/3","timestamp":"2014-04-21T09:37:20Z","content_type":null,"content_length":"87440","record_id":"<urn:uuid:092de5c2-1356-4918-84e4-0d9d8e673275>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00435-ip-10-147-4-33.ec2.internal.warc.... |