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Help with Algebra??
07-11-2003, 08:26 PM #22
07-11-2003, 08:23 PM #21
Re:Help with Algebra??
Re:Help with Algebra??
Hey Lovechild and everyone. I can't even do simple algebra. When the time comes what should i do for nagitive exponents?? And square roots raise to a power??
okay step one
We extend both ... | {"url":"http://www.linuxhomenetworking.com/forums/showthread.php/8992-Help-with-Algebra?p=77669&viewfull=1","timestamp":"2014-04-18T13:39:33Z","content_type":null,"content_length":"61527","record_id":"<urn:uuid:eb1d010a-2434-4317-ae31-85427e16639a>","cc-path":"CC-MAIN-2014-15/segments/1397609533689.29/warc/CC-MAIN-2014... |
MathGroup Archive: December 2005 [00655]
[Date Index] [Thread Index] [Author Index]
Re: Questions regarding MatrixExp, and its usage
• To: mathgroup at smc.vnet.net
• Subject: [mg63355] Re: [mg63335] Questions regarding MatrixExp, and its... | {"url":"http://forums.wolfram.com/mathgroup/archive/2005/Dec/msg00655.html","timestamp":"2014-04-18T03:10:03Z","content_type":null,"content_length":"39631","record_id":"<urn:uuid:316a5fe8-0f51-4e9f-b343-cc49445da8f4>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00467-ip-10-147-4-33.... |
matlab regexprep replace nth occurence
up vote 0 down vote favorite
Matlab documentation states that it is possible to replace the Nth occurrence of the pattern in regexprep. I am failing to see how to implement it and google is not returning anything useful.
Basically the string I have is :,:,1 and I want to replace t... | {"url":"http://stackoverflow.com/questions/11317525/matlab-regexprep-replace-nth-occurence?answertab=active","timestamp":"2014-04-24T14:54:29Z","content_type":null,"content_length":"63981","record_id":"<urn:uuid:0852928a-9b96-4e27-9bed-bea03b37f50f>","cc-path":"CC-MAIN-2014-15/segments/1398223206147.1/warc/CC-MAIN-2014... |
Somerdale, NJ ACT Tutor
Find a Somerdale, NJ ACT Tutor
...My degree is from RPI in Theoretical Mathematics, and thus included taking Discrete Mathematics as well as a variety of other proof-writing courses (Number Theory, Graph Theory, and Markov
Chains to name a few). I absolutely love writing proofs and thinking ... | {"url":"http://www.purplemath.com/Somerdale_NJ_ACT_tutors.php","timestamp":"2014-04-17T07:37:25Z","content_type":null,"content_length":"23909","record_id":"<urn:uuid:42dd0cdc-75db-44c2-92e4-3f630c37507e>","cc-path":"CC-MAIN-2014-15/segments/1398223206770.7/warc/CC-MAIN-20140423032006-00228-ip-10-147-4-33.ec2.internal.w... |
Gauss' Lemma and algebraic integers
May 24th 2010, 03:29 PM #1
Oct 2008
Gauss' Lemma and algebraic integers
Let a be an algebraic integer and suppose that f(a)=0 for a polynomial f, with f in Q[x] (a polynomial with rational coefficients). Suppose f(x) is irreducible and monic. Show that f(x) is in Z
I feel... | {"url":"http://mathhelpforum.com/advanced-algebra/146273-gauss-lemma-algebraic-integers.html","timestamp":"2014-04-21T14:55:01Z","content_type":null,"content_length":"84869","record_id":"<urn:uuid:b9fea1b9-4ae9-42cf-b3a5-e331c8beccc6>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-20140416005220-000... |
Ring Theory Question
March 12th 2011, 01:18 PM #1
Mar 2011
Ring Theory Question
Hello Experts,
Here is the question, and what I did:
Q: Given a ring with division D char(D) != 2, F = Centralizer of D (means that F becomes a field). Given that x in D isn't in F but x^2 is included in F.
Needed to pro... | {"url":"http://mathhelpforum.com/advanced-algebra/174390-ring-theory-question.html","timestamp":"2014-04-16T11:40:30Z","content_type":null,"content_length":"34853","record_id":"<urn:uuid:b3ce054d-6fbb-44cd-ba06-76513ff345c4>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00372-ip-10-1... |
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Select the verbal phrase that corresponds with the given expre... | {"url":"http://openstudy.com/updates/5074961ae4b0b4f7c79c2385","timestamp":"2014-04-18T00:42:53Z","content_type":null,"content_length":"39996","record_id":"<urn:uuid:9c0ae129-4c42-4806-821d-613d4f108631>","cc-path":"CC-MAIN-2014-15/segments/1398223203235.2/warc/CC-MAIN-20140423032003-00460-ip-10-147-4-33.ec2.internal.w... |
Gauge theories
From Scholarpedia
Gauge theories refers to a quite general class of quantum field theories used for the description of elementary particles and their interactions. The theories are characterized by the presence of
vector fields, and as such are a generalization of the older theory of Quantum Electrodynam... | {"url":"http://www.scholarpedia.org/article/Gauge_theories","timestamp":"2014-04-18T10:35:31Z","content_type":null,"content_length":"76944","record_id":"<urn:uuid:db0d7e2d-43f9-4f18-9433-63a4369b4f8a>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00378-ip-10-147-4-33.ec2.internal.war... |
Model Data Structure
• The Import and SimplifyModel commands of the BlockImporter package return a Maple record that describes a converted Simulink model. This help page describes the elements of that record. The first
major section, Variables, describes the syntax of the variables used in the fields of the recor... | {"url":"http://www.maplesoft.com/support/help/AddOns/view.aspx?path=BlockImporter/datastructure","timestamp":"2014-04-18T05:46:48Z","content_type":null,"content_length":"178680","record_id":"<urn:uuid:e8282c3c-b06c-4dbc-8ecc-9dbb32914cb0>","cc-path":"CC-MAIN-2014-15/segments/1398223206672.15/warc/CC-MAIN-20140423032006... |
Promote your favorite R functions
November 9, 2010
By David Smith
The 27 base and recommended libraries of the standard R 2.12 distribution together contain 3556 functions (you can check using the code posted after the jump). Many of the functions are commonly
used: c, data.frame, rnorm, lm. But some of those functions... | {"url":"http://www.r-bloggers.com/promote-your-favorite-r-functions/","timestamp":"2014-04-19T14:39:22Z","content_type":null,"content_length":"41687","record_id":"<urn:uuid:4776df0a-2dee-4171-8940-97c401850c27>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20140416005217-00395-ip-10-147-4-33.ec2.int... |
XY-Chains, sudokuwiki.org
Looking at exactly the same starting cell it appears we can make further eliminations, this time 6s in column 3. We go clock-wise, this time, round the rectangle. It proves 6 will either be on B3 or
If you want to finish the puzzle by yourself, look out for a third elimination with those same... | {"url":"http://www.sudokuwiki.org/Print_XY_Chains","timestamp":"2014-04-17T01:16:46Z","content_type":null,"content_length":"6305","record_id":"<urn:uuid:96f7bb97-d9bc-413f-8fc9-a6d78a8a571c>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20140416005206-00156-ip-10-147-4-33.ec2.internal.warc.gz"} |
How do you calculate voltage?
the equation for electric force requires two charges and the distance between them.
wouldn't that mean the voltage increases and decreases depending on its distance from the ground?
You seem to be confusing electric potential (e.g. volts) with electric field strength (having units like vol... | {"url":"http://www.physicsforums.com/showthread.php?p=3881158","timestamp":"2014-04-18T08:14:29Z","content_type":null,"content_length":"27373","record_id":"<urn:uuid:889b6de2-de96-4520-93dd-a4af2f33598b>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416005213-00662-ip-10-147-4-33.ec2.internal.... |
Algorithm Improvement through Performance Measurement: Part 5
Algorithm Improvement through Performance Measurement: Part 1
Algorithm Improvement through Performance Measurement: Part 2
Algorithm Improvement through Performance Measurement: Part 3
Algorithm Improvement through Performance Measurement: Part 4
Algorithm ... | {"url":"http://www.drdobbs.com/open-source/algorithm-improvement-through-performanc/223101043","timestamp":"2014-04-23T18:29:03Z","content_type":null,"content_length":"97679","record_id":"<urn:uuid:1fd895e0-8d6d-4a9c-afc6-58150cd6233e>","cc-path":"CC-MAIN-2014-15/segments/1398223203235.2/warc/CC-MAIN-20140423032003-001... |
Games for the Verification of Timed Systems
Vinayak Prabhu
EECS Department
University of California, Berkeley
Technical Report No. UCB/EECS-2008-97
August 15, 2008
Models of timed systems must incorporate not only the sequence of system events, but the timings of these events as well to capture the real-time aspects of... | {"url":"http://www.eecs.berkeley.edu/Pubs/TechRpts/2008/EECS-2008-97.html","timestamp":"2014-04-21T12:14:03Z","content_type":null,"content_length":"12086","record_id":"<urn:uuid:90dbe3b4-bd04-4ef6-89f1-6ccd8dfb7520>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/CC-MAIN-20140423032006-00149-ip-10-147-4-33.e... |
22.1 Poisson Exponential ANOVA
598 CH A P T E R 22: Contingency Table Analysis have no need to compute chi-square values (except for comparison with the Bayesian conclusions). There are many advantages of a Bayesian approach. As
usual, a significant advantage is never having to compute a p value. Bet- ter yet is that t... | {"url":"http://my.safaribooksonline.com/book/-/9780123814852/22dot1-poisson-exponential-anova/2211_what_the_data_look_like","timestamp":"2014-04-17T01:23:14Z","content_type":null,"content_length":"87800","record_id":"<urn:uuid:5a5907cc-e7bd-48b7-8724-1ab568c84f1d>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/wa... |
local galois representation with higher coefficient
up vote 0 down vote favorite
Suppose K is a local field , G is its galois group, V a fine dimensional Vector space over F, which is a sub field of K, and totally ramified over $Q_p$. Consdider the linear action of G on V (V is
not just a $Z_p$ representation ), are th... | {"url":"http://mathoverflow.net/questions/106468/local-galois-representation-with-higher-coefficient","timestamp":"2014-04-24T12:36:04Z","content_type":null,"content_length":"58233","record_id":"<urn:uuid:9bb107cf-e87c-4adb-a665-b5f564ce68a5>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032... |
Improved Easing Functions
Animation is just moving something over time. The rate at which the something moves is defined by a function called an easing equation or interpolation function. It is these equations which make
something move slowly at the start and speed up, or slow down near the end. These equations give an... | {"url":"http://joshondesign.com/2013/03/01/improvedEasingEquations","timestamp":"2014-04-17T15:31:05Z","content_type":null,"content_length":"7938","record_id":"<urn:uuid:225e6fcc-fa1e-48ab-8eae-acbd71683a24>","cc-path":"CC-MAIN-2014-15/segments/1397609530136.5/warc/CC-MAIN-20140416005210-00443-ip-10-147-4-33.ec2.intern... |
the first resource for mathematics
A modified epidemiological model for computer viruses.
(English) Zbl 1185.68133
Summary: Since the computer viruses pose a serious problem to individual and corporative computer systems, a lot of effort has been dedicated to study how to avoid their deleterious actions, trying
to crea... | {"url":"http://zbmath.org/?q=an:1185.68133","timestamp":"2014-04-21T07:18:33Z","content_type":null,"content_length":"25556","record_id":"<urn:uuid:fa03d629-0059-4a39-a941-2960d3380597>","cc-path":"CC-MAIN-2014-15/segments/1398223207985.17/warc/CC-MAIN-20140423032007-00600-ip-10-147-4-33.ec2.internal.warc.gz"} |
New trie data structures which support very fast search operations
Results 1 - 10 of 20
, 1987
"... We consider the 2-dimensional range searching problem in the case where all point lie on an integer grid. A new data structure is preented that solves range queries on a U U grid in O(k + loglog
U) time using O(n log n) ... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=600736","timestamp":"2014-04-18T08:32:31Z","content_type":null,"content_length":"37630","record_id":"<urn:uuid:2368d8e6-b33b-4e24-82f8-1b67e22cdec9>","cc-path":"CC-MAIN-2014-15/segments/1398223207985.17/warc/CC-MAIN-20140423032007-00571-ip-10-147-4-33.ec2.internal.war... |
Slides from my JMM talk, "How to Count With Topology"
Slides from my JMM talk, “How to Count With Topology”
Back from San Diego, recovering from the redeye. It was a terrific Joint Math Meetings this year; I saw lots of old friends and great talks, but had to miss a lot of both, too.
A couple of people asked me for th... | {"url":"http://quomodocumque.wordpress.com/2013/01/12/slides-from-my-jmm-talk-how-to-count-with-topology/","timestamp":"2014-04-20T09:09:41Z","content_type":null,"content_length":"62027","record_id":"<urn:uuid:77b962b1-eb43-476c-a1e6-cb2addbf841c>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/warc/CC-MAIN-201404... |
e Ma
Overview of the MathML Package
Calling Sequence
• MathML is an evolving Internet standard for the communication of structured mathematical formulae between applications, especially for use on the World Wide Web. The purveyors of Math ML are a
committee of the World Wide Web Consortium (W3C) who publish perio... | {"url":"http://www.maplesoft.com/support/help/Maple/view.aspx?path=MathML","timestamp":"2014-04-25T09:18:38Z","content_type":null,"content_length":"176940","record_id":"<urn:uuid:f5a36e97-8756-42d4-99b4-98ec2f966f90>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00624-ip-10-147-4-33.... |
Maple on Athena
Articles in "Maple on Athena"
Page: How can I copy and paste text between Maple and other applications? (IS&T Contributions)
Page: H... | {"url":"http://kb.mit.edu/confluence/display/category/Maple+on+Athena","timestamp":"2014-04-19T19:39:05Z","content_type":null,"content_length":"63269","record_id":"<urn:uuid:8c329b7b-aba1-46cb-9ab4-cec4cb454225>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-00055-ip-10-147-4-33.ec2.in... |
Math Help
February 23rd 2010, 12:06 AM #1
Junior Member
Nov 2009
How exactly would I do this?
The normal to the ellipse x^2/a^2 + y^2/b^2 = 1 at P(x1, y1) meets the x-axis in N and the Y-axis in G. Prove PN/NG = (1-e^2)/e^2
See this thread for some general comments about ellipses that should help with ... | {"url":"http://mathhelpforum.com/geometry/130271-ellipse.html","timestamp":"2014-04-17T10:00:23Z","content_type":null,"content_length":"41450","record_id":"<urn:uuid:5a62117d-e6d4-4014-96ce-c2f957710b63>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00002-ip-10-147-4-33.ec2.internal.... |
Find contract curve,
Find contract curve, Microeconomics
Consider two individualsĀ M and F who must split 20 units of good X and 10 units of good Y. Suppose we can represent M's preference with the utility function
Um =X^^2mYm and Fs preference with the utility
Uf = min{Xf, 2Yf}
Where Xm and Xf indicate their X consu... | {"url":"http://www.expertsmind.com/questions/find-contract-curve-30136506.aspx","timestamp":"2014-04-18T05:30:06Z","content_type":null,"content_length":"29499","record_id":"<urn:uuid:57f9fcb7-0cee-4ca1-9d99-7812d1d5f033>","cc-path":"CC-MAIN-2014-15/segments/1397609532573.41/warc/CC-MAIN-20140416005212-00308-ip-10-147-4... |
Elizabeth, NJ Trigonometry Tutor
Find an Elizabeth, NJ Trigonometry Tutor
Hello,My goal in tutoring is to develop your skills and provide tools to achieve your goals. My teaching experience includes varied levels of students (high school, undergraduate and graduate
students).For students whose goal is to achieve hi... | {"url":"http://www.purplemath.com/Elizabeth_NJ_Trigonometry_tutors.php","timestamp":"2014-04-19T20:18:53Z","content_type":null,"content_length":"24523","record_id":"<urn:uuid:e57b5844-8b82-45dd-98e2-0604f7de216d>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-00275-ip-10-147-4-33.ec2.... |
Charlestown, PA Prealgebra Tutor
Find a Charlestown, PA Prealgebra Tutor
...My goal is to serve you and your learning needs! There is no one-size-fits-all when it comes to education. Let's think outside the box and help you to succeed!
20 Subjects: including prealgebra, reading, statistics, biology
...Algebra 2... | {"url":"http://www.purplemath.com/Charlestown_PA_Prealgebra_tutors.php","timestamp":"2014-04-20T13:30:36Z","content_type":null,"content_length":"24176","record_id":"<urn:uuid:6864b107-fb63-4e9a-8c12-a5bf598275fd>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416005218-00540-ip-10-147-4-33.ec2.... |
These are some educational java applets I wrote to help visualize various concepts in math, physics, and engineering. You should be able to view them with any Java-capable browser.
If you don't have Java, get the Java plug-in.
Oscillations and Waves
Ripple Tank (2-D Waves) Applet
Ripple tank simulation that demonst... | {"url":"http://www.falstad.com/mathphysics.html","timestamp":"2014-04-17T03:50:00Z","content_type":null,"content_length":"20054","record_id":"<urn:uuid:385e7ca3-775a-4eef-b821-95c46c22bc16>","cc-path":"CC-MAIN-2014-15/segments/1397609526252.40/warc/CC-MAIN-20140416005206-00313-ip-10-147-4-33.ec2.internal.warc.gz"} |
Would Weight and Height Be Considered Rational or Irrational
Re: Would Weight and Height Be Considered Rational or Irrational
I am not sure the question has meaning. Those are mathematical terms, they represent sets. In the real world we have mostly measurements. They are accurate to some specified amount of decimal pl... | {"url":"http://www.mathisfunforum.com/viewtopic.php?pid=167123","timestamp":"2014-04-20T21:13:58Z","content_type":null,"content_length":"9675","record_id":"<urn:uuid:b339b08c-0d7f-421b-9413-30b989e5436d>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00549-ip-10-147-4-33.ec2.internal.... |
Felix Klein on intuition
In 1893 Felix Klein visited Northwestern University in Evanston, Illinois, in the United States and gave twelve Lectures on Mathematics. On 2 September he gave the sixth of these lectures to space
intuition. We give below extracts from that lecture:-
... | {"url":"http://www-gap.dcs.st-and.ac.uk/~history/Extras/Klein_intuition.html","timestamp":"2014-04-20T18:23:56Z","content_type":null,"content_length":"10421","record_id":"<urn:uuid:f2f8c312-c272-4ff9-a359-ba6d42798ebc>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00290-ip-10-147-4-3... |
A Combinatorial Algorithm for Finding Maximum Cuts
Finding the maximum cut of a graph is a difficult to compute problem in combinatorial optimization with several applications in the world of engineering and physics. This research develops and
evaluates an exact branch and bound algorithm for the maximum cut of unweigh... | {"url":"http://cnx.org/content/m30982/latest/?collection=col10523/latest","timestamp":"2014-04-23T12:59:52Z","content_type":null,"content_length":"116076","record_id":"<urn:uuid:a001a9f3-5030-4bed-b604-b38522499a8a>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-20140423032002-00274-ip-10-147-4-33.e... |
the first resource for mathematics
denote a zero-symmetric left near-ring and
an automorphism of
. An additive endomorphism
is called a
-derivation if
$D\left(xy\right)=\sigma \left(x\right)D\left(y\right)+D\left(x\right)y$
for all
$x,y\in N$
. This paper extends some commutativity results involving derivations, due to... | {"url":"http://zbmath.org/?q=an:0992.16035","timestamp":"2014-04-19T09:36:23Z","content_type":null,"content_length":"23624","record_id":"<urn:uuid:a1f276a2-d455-4c35-a82c-0a4f89f61551>","cc-path":"CC-MAIN-2014-15/segments/1397609537097.26/warc/CC-MAIN-20140416005217-00131-ip-10-147-4-33.ec2.internal.warc.gz"} |
Applied Differential Equations of Mathematical Physics
ISBN-10: 9812814574
ISBN-13: 9789812814579
Description: "Functional analysis is a well-established powerful method in mathematical physics, especially those mathematical methods used in modern non-perturbative quantum field theory and
statistical turbulence. This b... | {"url":"http://www.textbookrush.com/browse/Books/9789812814579?isbn=9789812814579","timestamp":"2014-04-17T05:06:18Z","content_type":null,"content_length":"90886","record_id":"<urn:uuid:6df65804-c622-4d4a-8d67-658770648615>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00292-ip-10-14... |
modulo question
February 2nd 2011, 05:44 PM #1
Oct 2007
modulo question
Hello. I have given the thread a new purpose, seeing as how it was a double post.
Find the complete set of residues modulo 10 whose elements are
a) nonnegative
b) odd
c) even
a) {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}
b) and ... | {"url":"http://mathhelpforum.com/number-theory/170050-modulo-question.html","timestamp":"2014-04-19T22:35:06Z","content_type":null,"content_length":"30877","record_id":"<urn:uuid:fe1ed87c-6095-48f9-aa51-68e8387f3b3e>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MAIN-20140416005217-00309-ip-10-147-4-33.... |
Noun: sum súm
Verb: sum (summed,summing) súm
1. Be a summary of
"The abstract sums up the main ideas in the paper";
- summarize, summarise [Brit], sum up
2. Determine the sum of
- total, tot, tot up, sum up, summate, tote up, add, add together, tally, add up
Sounds like: soles, souls
Derived forms: summin... | {"url":"http://www.wordwebonline.com/en/SUM","timestamp":"2014-04-20T04:05:11Z","content_type":null,"content_length":"11881","record_id":"<urn:uuid:64dcee40-a80a-464d-b1b4-47d7434c5462>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-20140416005217-00252-ip-10-147-4-33.ec2.internal.warc.gz"} |
the trash of dreams and the unspoken misgivings
words for the wisdom
are that this is
passive agression
and when the feelings of some
what gets expressed should be more than
as the pragmatic say
, nothing)
but the formula is
in this
is false
and there is no
reaching out from
the set containing x
simpler to say
that not... | {"url":"http://everything2.com/title/the+trash+of+dreams+and+the+unspoken+misgivings","timestamp":"2014-04-16T13:19:26Z","content_type":null,"content_length":"21951","record_id":"<urn:uuid:1beddef6-7e25-4a82-a78a-fff3ffee4fb9>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00223-ip-10... |
Math 113: Linear Algebra and Matrix Theory
Fall 2013
● Class is over! Have a great winter break!
● The Midterm is on Tuesday October 29^th in Hewlett 201 from 7-9 pm. The exam will be open book and open notes with no electronic aids and will cover the material from Axler Chapters 1 through 4.
● There will be a st... | {"url":"http://math.stanford.edu/~dankane/113/","timestamp":"2014-04-16T16:17:59Z","content_type":null,"content_length":"57113","record_id":"<urn:uuid:a0b2ef12-8fd2-4e61-a54a-4e9807b81270>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00042-ip-10-147-4-33.ec2.internal.warc.gz"} |
Dr. Terrance J. Quinn - Courses
MOBI 7200 Modeling and Simulation 3 SCH Introduction to the modeling of biomolecular structure and dynamics. Covers three broad topics: (a) biomolecular structure; (b) molecular force field origin,
composition, and evaluation techniques; and (c) simulation techniques-computational sampli... | {"url":"http://www.mtsu.edu/graduate/mbsphd/faculty/courses_quinn.php","timestamp":"2014-04-19T12:04:01Z","content_type":null,"content_length":"15412","record_id":"<urn:uuid:d9f7e14d-3cbd-4778-8e5b-584ec3298737>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00530-ip-10-147-4-33.ec2.i... |
Tutorial on Practical Prediction Theory for Classification
Results 1 - 10 of 65
- IEEE Trans. on Pattern Analysis and Machine Intelligence
"... Abstract—Recently developed methods for learning sparse classifiers are among the state-of-the-art in supervised learning. These methods learn classifiers that incorporate weig... | {"url":"http://citeseerx.ist.psu.edu/showciting?doi=10.1.1.8.4561","timestamp":"2014-04-19T21:07:32Z","content_type":null,"content_length":"37333","record_id":"<urn:uuid:9b8da7c9-952a-4cb9-9d26-2ea5681ced1e>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-00508-ip-10-147-4-33.ec2.inter... |
February 16th 2011, 05:10 AM
can anyone please tell me a what a fractal is and how does it work i tried to find it online but couldnt understand!
February 17th 2011, 08:15 AM
See this. I have got it from net.
February 18th 2011, 03:00 AM
cmon man i know this bit, what i wanna know is how does this work i ha... | {"url":"http://mathhelpforum.com/differential-geometry/171462-fractal-print.html","timestamp":"2014-04-19T02:58:50Z","content_type":null,"content_length":"8034","record_id":"<urn:uuid:33d658fd-e50f-4970-978a-1ec9b7451a0b>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-00272-ip-10-147-4... |
Ecological Archives
Ecological Archives E087-081-A2
C. E. Cáceres, S. R. Hall, M. A. Duffy, A. J. Tessier, C. Helmle, and S. MacIntyre. 2006. Physical structure of lakes constrains epidemics in Daphnia populations. Ecology 87:1438 1444.... | {"url":"http://esapubs.org/archive/ecol/E087/081/appendix-B.htm","timestamp":"2014-04-18T00:18:04Z","content_type":null,"content_length":"2455","record_id":"<urn:uuid:800c0720-9863-483f-96d6-735978be56a0>","cc-path":"CC-MAIN-2014-15/segments/1397609532374.24/warc/CC-MAIN-20140416005212-00014-ip-10-147-4-33.ec2.internal... |
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Abag contains 6 purple marbles, 7 azure marbles and 10 orange ... | {"url":"http://openstudy.com/updates/4e593c200b8b1f45b47975ed","timestamp":"2014-04-18T03:31:40Z","content_type":null,"content_length":"32807","record_id":"<urn:uuid:daa185ac-d33b-4bb5-9597-2ba24d7d82c2>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00529-ip-10-147-4-33.ec2.internal.w... |
F Distribution and ANOVA: Facts About the F Distribution
Randomly divide the class into four groups of the same size. Have each member of each group record the number of states in the United States he or she has visited. Run an ANOVA test to determine if
the average number of states visited in the four groups are the s... | {"url":"http://cnx.org/content/m17062/1.11/","timestamp":"2014-04-17T06:59:47Z","content_type":null,"content_length":"104821","record_id":"<urn:uuid:50d3273b-2ddc-496d-be02-8797361a2f94>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00151-ip-10-147-4-33.ec2.internal.warc.gz"} |
RMSE vs standard deviation
can anyone explain what the difference is between RMSE and standard deviation. I am using RMSE in multivariate analysis but is it just the standard dev. why another name?
If I recall correctly
, the standard deviation is an actual population parameter whereas the RMSE is based on a model (e.g... | {"url":"http://www.physicsforums.com/showthread.php?t=281219","timestamp":"2014-04-21T04:53:39Z","content_type":null,"content_length":"28619","record_id":"<urn:uuid:7f54db39-6f53-4bbf-9745-56fab2f2cfe9>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00651-ip-10-147-4-33.ec2.internal.w... |
Math Forum Discussions - Re: probability question about the dice game
Date: Feb 15, 2013 10:22 AM
Author: David C. Ullrich
Subject: Re: probability question about the dice game
On Thu, 14 Feb 2013 13:34:21 -0800 (PST), pepstein5@gmail.com wrote:
>On Thursday, February 14, 2013 6:05:23 PM UTC, Jussi Piitulainen wrote:
>... | {"url":"http://mathforum.org/kb/plaintext.jspa?messageID=8336891","timestamp":"2014-04-20T06:54:37Z","content_type":null,"content_length":"3802","record_id":"<urn:uuid:e3bcd10e-ce26-48bd-b94e-a5f411263175>","cc-path":"CC-MAIN-2014-15/segments/1397609538022.19/warc/CC-MAIN-20140416005218-00376-ip-10-147-4-33.ec2.interna... |
Basic Kinematics Question
If a particle undergoes multiple phases of motion (ex. accelerating, then decelerating, then constant acceleration, etc..) then how can you determine where the particle's final position is?
I'm imagining a v-t diagram and if you get the area under all of the velocity curves then you get the to... | {"url":"http://www.physicsforums.com/showthread.php?s=ddb5a17017b6994bf35fbc0bec6996d4&p=4626153","timestamp":"2014-04-16T19:04:00Z","content_type":null,"content_length":"33807","record_id":"<urn:uuid:edddd8b3-a449-429e-aeba-4802e93b9e72>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204... |
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Can someone please help with this?: The length of a rectangle ... | {"url":"http://openstudy.com/updates/502141f6e4b0713d3b89dfd9","timestamp":"2014-04-20T08:25:14Z","content_type":null,"content_length":"66933","record_id":"<urn:uuid:9c41d758-18bd-4c04-ae64-7250eac13629>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00441-ip-10-147-4-33.ec2.internal.... |
Help on solving first-order NONhomogeneous PDE
September 25th 2011, 07:37 PM #1
Sep 2011
Help on solving first-order NONhomogeneous PDE
Hello everybody. I'm trying to solve this first-order NONhomogenous PDE. But because my awfully bad textbook only gave examples on how to solve homogeneous PDEs, I'm not sure w... | {"url":"http://mathhelpforum.com/differential-equations/188847-help-solving-first-order-nonhomogeneous-pde.html","timestamp":"2014-04-17T20:37:53Z","content_type":null,"content_length":"53458","record_id":"<urn:uuid:292e07c9-5985-4192-944a-3fe3b79005bd>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.7/warc/CC-MAIN-... |
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Topic: Order embedding
Replies: 8 Last Post: Sep 16, 2013 10:01 PM
Messages: [ Previous | Next ]
Re: O... | {"url":"http://mathforum.org/kb/message.jspa?messageID=9258202","timestamp":"2014-04-21T05:10:00Z","content_type":null,"content_length":"26597","record_id":"<urn:uuid:ce88dd54-4298-48c4-a21f-28d1f01105bc>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00462-ip-10-147-4-33.ec2.internal... |
Ellicott City Algebra 1 Tutor
Find an Ellicott City Algebra 1 Tutor
...I have also taught Physics and Electrical Engineering courses for both undergraduate and graduate students. These courses involved solving differential equations related to applications in
physics and electrical engineering. As an undergraduate ... | {"url":"http://www.purplemath.com/ellicott_city_algebra_1_tutors.php","timestamp":"2014-04-18T08:30:04Z","content_type":null,"content_length":"24411","record_id":"<urn:uuid:1af89cb6-b1b3-4031-9f91-13eaa98cdbcd>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416005213-00241-ip-10-147-4-33.ec2.in... |
Rational Numbers - Grade 10 [CAPS]
As described in Review of past work, a number is a way of representing quantity. The numbers that will be used in high school are all real numbers, but there are many different ways of writing any
single real number.
This chapter describes rational numbers.
Figure... | {"url":"http://cnx.org/content/m38348/latest/?collection=col11306/1.3","timestamp":"2014-04-21T14:50:51Z","content_type":null,"content_length":"132074","record_id":"<urn:uuid:fa6d583d-bc6a-43be-8839-fc85218246e1>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-20140416005220-00297-ip-10-147-4-33.ec2.... |
Sandy Springs, GA Algebra 2 Tutor
Find a Sandy Springs, GA Algebra 2 Tutor
I was a National Merit Scholar and graduated magna cum laude from Georgia Tech in chemical engineering. I can tutor in precalculus, advanced high school mathematics, trigonometry, geometry,
algebra, prealgebra, chemistry, grammar, phonics, S... | {"url":"http://www.purplemath.com/Sandy_Springs_GA_algebra_2_tutors.php","timestamp":"2014-04-20T04:25:01Z","content_type":null,"content_length":"24543","record_id":"<urn:uuid:0686dac9-fc53-4670-bc95-6ca35984fb23>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-20140416005217-00381-ip-10-147-4-33.ec2... |
Cryptology ePrint Archive: Report 2013/258
Witness Encryption and its ApplicationsSanjam Garg and Craig Gentry and Amit Sahai and Brent WatersAbstract: We put forth the concept of \emph{witness encryption}. A witness encryption scheme is
defined for an NP language $L$ (with corresponding witness relation $R$). In such ... | {"url":"http://eprint.iacr.org/2013/258/20130508:202916","timestamp":"2014-04-19T17:10:02Z","content_type":null,"content_length":"3000","record_id":"<urn:uuid:f1118cc8-5b97-4713-aacd-5e1ad17d96d7>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-00003-ip-10-147-4-33.ec2.internal.warc.gz... |
Check whether function is invertible...?
June 21st 2009, 01:39 PM #1
Check whether function is invertible...?
Check whether $f(x) = [x] + \sqrt{\{x\}}$, $f:\mathbb{R}\rightarrow\mathbb{R}$, (where [.] & {.} represent greatest integral and fractional part function respectively) is invertible or not, if
yes, then... | {"url":"http://mathhelpforum.com/calculus/93427-check-whether-function-invertible.html","timestamp":"2014-04-16T06:22:52Z","content_type":null,"content_length":"53337","record_id":"<urn:uuid:1766c743-e7a3-4984-98a9-b47dbefbdc4f>","cc-path":"CC-MAIN-2014-15/segments/1397609521512.15/warc/CC-MAIN-20140416005201-00087-ip-... |
Portability portable
Stability provisional
Maintainer Edward Kmett <ekmett@gmail.com>
Safe Haskell Safe-Inferred
setmapped :: (Ord i, Ord j) => IndexPreservingSetter (Set i) (Set j) i jSource
This Setter can be used to change the type of a Set by mapping the elements to new values.
Sadly, you can't create a va... | {"url":"http://hackage.haskell.org/package/lens-3.8.3/docs/Data-Set-Lens.html","timestamp":"2014-04-19T14:57:54Z","content_type":null,"content_length":"6873","record_id":"<urn:uuid:42ad5348-7867-4ce8-989a-abaf7aa8965c>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20140416005217-00084-ip-10-147-4-33... |
Partial fraction again
I got this problem out the multiple choice section in my math book.
It said if $\frac {x+p}{(x-1)(x-3)}\equiv \frac {q}{x-1}+\frac{2}{x-3}$ what are the values of p and q?
Then I got another one that seem to be quite similar if $x^2+4x+p \equiv (x+q)^2+1$ what are the value of p and q... | {"url":"http://mathhelpforum.com/algebra/109783-partial-fraction-again.html","timestamp":"2014-04-17T14:00:57Z","content_type":null,"content_length":"49073","record_id":"<urn:uuid:4a84c723-2b04-49cc-8d31-c11ee1f31b81>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00287-ip-10-147-4-33... |
Student Resources
Exercise 4-2 Exercise 4-3 Exercise 4-5 Exercise 4-6
Exercise 4-7 Exercise 4-8 Exercise 4-10 Exercise 4-12 Exercise 4-13 Exercise 4-14
Exercise 4-15 Exercise 4-17 Exercise 4-18 Exercise 4-19 Exercise 4-20 Exercise 4-21
Exercise 4-7 Problem 4-1A Problem 4-2A Problem 4-4A Problem 4-5A Problem 4-6A
Proble... | {"url":"http://www.swlearning.com/accounting/warren/managerial_8e/student_resources.html","timestamp":"2014-04-17T12:52:24Z","content_type":null,"content_length":"32508","record_id":"<urn:uuid:31a1bc41-8b8e-432f-9a6e-29fe3578f311>","cc-path":"CC-MAIN-2014-15/segments/1398223207985.17/warc/CC-MAIN-20140423032007-00614-i... |
Use Kirchhoff's Laws To Derive A Linear Ordinary ... | Chegg.com
Image text transcribed for accessibility: use Kirchhoff's laws to derive a linear ordinary differential equation Relating y(t) to X(t). For x(t)= 12 volts, derive the steady state response
(particular solution) of the differential equation. From the circu... | {"url":"http://www.chegg.com/homework-help/questions-and-answers/use-kirchhoff-s-laws-derive-linear-ordinary-differential-equation-relating-y-t-x-t--x-t-12-q979118","timestamp":"2014-04-20T09:10:32Z","content_type":null,"content_length":"21045","record_id":"<urn:uuid:87c192e0-faa4-4bdf-839c-680c7b3f878e>","cc-path":"CC... |
This Article
Bibliographic References
Add to:
The 43rd Annual IEEE Symposium on Foundations of Computer Science (FOCS'02)
A Constant-Factor Approximation Algorithm for the Multicommodity Rent-or-Buy Problem
Vancouver, BC, Canada
November 16-November 19
ISBN: 0-7695-1822-2
ASCII Text ... | {"url":"http://www.computer.org/csdl/proceedings/focs/2002/1822/00/18220333-abs.html","timestamp":"2014-04-20T01:21:07Z","content_type":null,"content_length":"51511","record_id":"<urn:uuid:ee2f025f-ece9-44e9-b4a1-d2c6072e0d53>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MAIN-20140416005217-00417-ip-10-... |
Way 2 Freshers
1. 10 people meet and shake hands. The maximum number of handshakes possible if there is to be no “cycle” of handshakes is (A cycle of handshakes is a sequence of k people a1, a2, ……, ak (k > 2) such
that the pairs {a1, a2}, {a2, a3}, ……, {ak-1, ak}, {ak, a1} shake hands).
A. 7
B. 6
C. 9
D. 8
2.Alice and... | {"url":"http://way2freshers.com/type/aptitude","timestamp":"2014-04-25T09:17:44Z","content_type":null,"content_length":"110003","record_id":"<urn:uuid:8aae6367-f233-46bf-a1da-6e3f1bdf9000>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00467-ip-10-147-4-33.ec2.internal.warc.gz"} |
Chronology for 1AD to 500
Previous page Chronology index Full chronology Next page
About 1AD
Chinese mathematician Liu Hsin uses decimal fractions.
About 20
Geminus writes a number of astronomy texts and The Theory of Mathematics. He tries to prov... | {"url":"http://www-groups.dcs.st-and.ac.uk/~history/Chronology/1AD_500.html","timestamp":"2014-04-18T18:18:36Z","content_type":null,"content_length":"17829","record_id":"<urn:uuid:945dd755-bd1a-4afd-b719-8ecf52ca3677>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00232-ip-10-147-4-33.... |
Find the sum of 'N' natural numbers
/* Write a C program to find the sum of 'N' natural numbers*/
#include stdio.h
#include conio.h
void main()
int i, N, sum = 0;
printf("Enter an integer number\n");
scanf ("%d", &N);
for (i=1; i <= N; i++)
sum = sum + i;
printf ("Sum of first %d natural numbers = %d\n", N, sum);
Enter... | {"url":"http://cexamples.blogspot.com/2008/07/find-sum-of-n-natural-numbers.html","timestamp":"2014-04-20T16:09:34Z","content_type":null,"content_length":"40792","record_id":"<urn:uuid:6922eda7-564b-45d6-950e-7544839cd0cc>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-20140416005218-00262-ip-10-147... |
Baseball Basics: Can you explain the term OPS?Baseball Basics: Can you explain the term OPS?
Baseball Basics: Can you explain the term OPS?
Can you explain the term OPS?
This is a question I get asked about all the time, as the term has become more used in everyday baseball lingo. So, I will do my best to explain OPS a... | {"url":"http://ladylovespinstripes.com/baseball-basics-explain-term-ops/","timestamp":"2014-04-16T21:53:57Z","content_type":null,"content_length":"72299","record_id":"<urn:uuid:0ae6617b-2df5-402d-860d-31b576e66980>","cc-path":"CC-MAIN-2014-15/segments/1397609525991.2/warc/CC-MAIN-20140416005205-00360-ip-10-147-4-33.ec2... |
Number of isolated equilibria
April 16th 2012, 03:59 AM #1
Dec 2008
Number of isolated equilibria
Suppose for a dynamical system $\dot x = f(x), x \in \mathbb R^n$ there exists a finite number of isolated equilibria, all of them are locally stable (i.e eigenvalues of the associated Jacobian
for each equilib... | {"url":"http://mathhelpforum.com/differential-equations/197377-number-isolated-equilibria.html","timestamp":"2014-04-16T10:45:47Z","content_type":null,"content_length":"35306","record_id":"<urn:uuid:fd9b6e24-cf6d-48c7-9a0f-ec8087c47118>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-0... |
Famous Theorems of Mathematics/Four color theorem
Although technically the four color theorem has been proven, for some – professionals and amateurs alike – attempting to discover a more elegant solution to the Four Color Theorem is an engrossing
pastime. In theory nothing more than a pencil, some paper, and some thoug... | {"url":"http://en.m.wikibooks.org/wiki/Famous_Theorems_of_Mathematics/Four_color_theorem","timestamp":"2014-04-20T13:22:04Z","content_type":null,"content_length":"26530","record_id":"<urn:uuid:cbda04f1-60c3-4521-9527-4f4f500be34a>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416005218-00257-i... |
"The Hidden Reality" - an Interview with Brian Greene"The Hidden Reality" - an Interview with Brian Greene
As I type this, I am aware that, somewhere in the cosmos, another me may be typing an introduction to his interview with the Brian Greene of his respective universe. In-fact, there may be an infinite
number of us,... | {"url":"http://blog.sfgate.com/tmiller/2011/01/28/the-hidden-reality-an-interview-with-brian-greene/","timestamp":"2014-04-20T19:35:40Z","content_type":null,"content_length":"74541","record_id":"<urn:uuid:a5ef27af-4ca8-4b00-b928-2a969f1cc900>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-2014041600... |
Triangles Help Needed
December 15th 2009, 04:18 PM #1
Sep 2009
Triangles Help Needed
Hi, needing some help with the following.
Angles are R, S, U, V, T.
Using the picture above.
If RV is congruent to RT, name the two congruent angles.
If RS is congruent to SV, name the two congruent angles.
... | {"url":"http://mathhelpforum.com/geometry/120668-triangles-help-needed.html","timestamp":"2014-04-17T12:49:03Z","content_type":null,"content_length":"47511","record_id":"<urn:uuid:af254d69-d353-49d0-8734-031125f8cd1b>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00230-ip-10-147-4-33... |
How do I prove if a set of vectors are independent?
April 4th 2010, 06:58 AM
How do I prove if a set of vectors are independent?
I've tried many things but have been unable to answer this question:
$v$ and $u_1,...,u_k$ are vectors in $R^n$. Let $v$ be a linear combination of $u_1,...,u_k$ and have a single sol... | {"url":"http://mathhelpforum.com/advanced-algebra/137206-how-do-i-prove-if-set-vectors-independent-print.html","timestamp":"2014-04-17T05:09:15Z","content_type":null,"content_length":"15756","record_id":"<urn:uuid:33a68ab9-7725-4ddf-8c9f-cfbd86f71539>","cc-path":"CC-MAIN-2014-15/segments/1397609526252.40/warc/CC-MAIN-2... |
Help in making sketch or diagrams please
January 30th 2010, 04:55 PM
Help in making sketch or diagrams please
A 40-cm long pendulum is moved 45 degrees from the vertical. How far did the tip of the pendulum rise?
A television antenna is situated atop a hill. From a point 200 m from the base of the cliff, the an... | {"url":"http://mathhelpforum.com/trigonometry/126335-help-making-sketch-diagrams-please-print.html","timestamp":"2014-04-21T13:56:16Z","content_type":null,"content_length":"5209","record_id":"<urn:uuid:f6727e5c-1a93-4ca8-aaf4-5004b5bcb4d1>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-2014041600521... |
Parallel Cost Analysis of Adaptive GMRES Implementations for Homotopy Methods
Parallel Cost Analysis of Adaptive GMRES Implementations for Homotopy Methods
(1997) Parallel Cost Analysis of Adaptive GMRES Implementations for Homotopy Methods. Technical Report ncstrl.vatech_cs//TR-97-22, Computer Science, Virginia Poly... | {"url":"http://eprints.cs.vt.edu/archive/00000479/","timestamp":"2014-04-19T09:59:18Z","content_type":null,"content_length":"7732","record_id":"<urn:uuid:401ecf93-0b62-4d68-9587-64eaac87b502>","cc-path":"CC-MAIN-2014-15/segments/1397609537097.26/warc/CC-MAIN-20140416005217-00525-ip-10-147-4-33.ec2.internal.warc.gz"} |
Proof that binomial function is a probability function?
December 28th 2011, 12:42 PM
Proof that binomial function is a probability function?
How can I prove that the binomial function is a probability function?
I attached the solution I got from my slides...but I dont understand the 2nd part!
Thanks for you... | {"url":"http://mathhelpforum.com/advanced-statistics/194743-proof-binomial-function-probability-function-print.html","timestamp":"2014-04-18T22:00:49Z","content_type":null,"content_length":"5403","record_id":"<urn:uuid:45c164eb-8c22-44ed-8f80-eeec4ebd77fa>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.9/warc/CC-MA... |
GRE/ACT/PSAT Math
Most standardized exams require similar skills and test on similar types of problems, especially when it comes to the math sections. The GRE, ACT, and PSAT have more in common than you realize.
Professor Charlotte Vilkus teaches Educator’s Standardized Math course specializing in the GRE/ACT/PSAT, a... | {"url":"http://www.educator.com/test-prep/gre-act-psat-math/vilkus/","timestamp":"2014-04-18T00:14:58Z","content_type":null,"content_length":"135257","record_id":"<urn:uuid:63cf9317-050c-448a-97e5-c65851104cd4>","cc-path":"CC-MAIN-2014-15/segments/1397609532374.24/warc/CC-MAIN-20140416005212-00577-ip-10-147-4-33.ec2.in... |
equation of tangent lines
Find the equation of 2 tangent lines to the graph of f(x)=2x-x^2 that passes through the point (1,5)
the tangent line at a point (a,f(a)) is y= f ' (a) (x-a) +f(a) for your problem y=(2-2a)(x-a) + 2a -a^2 For the tangent line to pass through (1,5) 5 = (2-2a)(1-a) + 2a -a^2 solve this for a See... | {"url":"http://mathhelpforum.com/calculus/127260-equation-tangent-lines.html","timestamp":"2014-04-18T07:19:21Z","content_type":null,"content_length":"40712","record_id":"<urn:uuid:ff31fc90-d9b4-435a-80b7-119580daa7f4>","cc-path":"CC-MAIN-2014-15/segments/1397609532573.41/warc/CC-MAIN-20140416005212-00020-ip-10-147-4-3... |
GRE Math Numeric Entry Practice Test 03
1. In a sequence of numbers the first number is 3 and each number after the first is 2 more than 3 times the preceding number. What is the fourth term in the sequence?
2. If the average of 3 and x is 5, and the average of 5 and y is 7, what is the average of x and y?
3. A right c... | {"url":"http://www.majortests.com/gre/numeric_entry_test03","timestamp":"2014-04-21T04:32:08Z","content_type":null,"content_length":"12345","record_id":"<urn:uuid:f84d4363-b24f-4e0c-8486-f958dcbd081d>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00517-ip-10-147-4-33.ec2.internal.war... |
Bapchule Prealgebra Tutor
Find a Bapchule Prealgebra Tutor
...Although I do not have a teaching certificate, I do have several people to call for references. God has given me a passion for teaching and I hope to serve Him by using the gifts He has given
me:)I have taught Algebra I for at least 20 years using the Sa... | {"url":"http://www.purplemath.com/Bapchule_prealgebra_tutors.php","timestamp":"2014-04-17T04:55:44Z","content_type":null,"content_length":"24054","record_id":"<urn:uuid:9d4cdb73-8602-4039-aef5-da015254c068>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00258-ip-10-147-4-33.ec2.interna... |
The Prime Glossary: perfect number
Prime Pages:
Top 5000:
Many ancient cultures endowed certain integers with special religious and magical significance. One example is the perfect numbers, those integers which are the sum of their positive proper divisors.
The first three perfect numbers are
• 6 = 1 + 2 + 3,
• 28 ... | {"url":"http://primes.utm.edu/glossary/page.php?sort=PerfectNumber","timestamp":"2014-04-19T04:42:28Z","content_type":null,"content_length":"6357","record_id":"<urn:uuid:913a0145-d834-4742-b67b-b90c7c7b36cc>","cc-path":"CC-MAIN-2014-15/segments/1397609535775.35/warc/CC-MAIN-20140416005215-00022-ip-10-147-4-33.ec2.inter... |
Why Does Matrix Multiplication Work the Way It Does?
Date: 09/13/2006 at 22:07:14
From: Casey
Subject: Process of Matrix Multiplication
Can you please explain WHY the process of matrix multiplication
involves multiplying and adding to get each entry? Adding,
subtracting and scalar multiplying make sense, but multiplic... | {"url":"http://mathforum.org/library/drmath/view/70479.html","timestamp":"2014-04-17T07:33:23Z","content_type":null,"content_length":"8345","record_id":"<urn:uuid:a3a4d55a-8d6c-4cae-8bbc-75d9e0e82742>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00210-ip-10-147-4-33.ec2.internal.war... |
Ant Colony Optimisation for Backward Production Scheduling
Advances in Artificial Intelligence
Volume 2012 (2012), Article ID 312132, 12 pages
Research Article
Ant Colony Optimisation for Backward Production Scheduling
^1Instituto Federal do Parana, Assis Chateaubriand, 80230-150 Curitiba, PR, Brazil
^2Petrobras S.A., ... | {"url":"http://www.hindawi.com/journals/aai/2012/312132/","timestamp":"2014-04-19T21:15:16Z","content_type":null,"content_length":"195562","record_id":"<urn:uuid:214be783-37e2-4287-838f-bcefbcac964f>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-00444-ip-10-147-4-33.ec2.internal.warc... |
Mathnium is a program for interactive numerical computations. With its comprehensive library of functions for a variety of problems in applied mathematics, and with its facilities for the definition
and manipulation of arrays of numbers as basic data objects, Mathnium allows you to solve numerical problems rather painl... | {"url":"http://www.mathnium.com/help/lang/intro.html","timestamp":"2014-04-16T13:08:39Z","content_type":null,"content_length":"29896","record_id":"<urn:uuid:2ae8f7ae-e6bd-40b8-934a-750796c4a9b1>","cc-path":"CC-MAIN-2014-15/segments/1397609523429.20/warc/CC-MAIN-20140416005203-00425-ip-10-147-4-33.ec2.internal.warc.gz"} |
Mill Valley Science Tutor
...I currently work mainly as a math tutor teaching students in 3rd through 11th grade. I would say what drives me is that I have a colossal love of learning, an unending passion. Ever since first
learning about Newton’s laws, I have been inspired and awe-struck by science and mathematics.... | {"url":"http://www.purplemath.com/mill_valley_ca_science_tutors.php","timestamp":"2014-04-17T01:21:49Z","content_type":null,"content_length":"23980","record_id":"<urn:uuid:22965068-8fa7-4c51-bef1-da03c4510893>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20140416005206-00302-ip-10-147-4-33.ec2.inte... |
Mill Valley Science Tutor
...I currently work mainly as a math tutor teaching students in 3rd through 11th grade. I would say what drives me is that I have a colossal love of learning, an unending passion. Ever since first
learning about Newton’s laws, I have been inspired and awe-struck by science and mathematics.... | {"url":"http://www.purplemath.com/mill_valley_ca_science_tutors.php","timestamp":"2014-04-17T01:21:49Z","content_type":null,"content_length":"23980","record_id":"<urn:uuid:22965068-8fa7-4c51-bef1-da03c4510893>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00302-ip-10-147-4-33.ec2.int... |
Wolfram Demonstrations Project
Cumulative Distribution and Residence Time Distribution Curves
Consider the following mixture distribution:
You can change this distribution's properties by setting values for , , , and . This Demonstration plots this distribution. For specific values of , , , and , one can obtain a bimod... | {"url":"http://demonstrations.wolfram.com/CumulativeDistributionAndResidenceTimeDistributionCurves/","timestamp":"2014-04-17T00:51:02Z","content_type":null,"content_length":"45177","record_id":"<urn:uuid:5c281a40-c2f8-4e78-b146-7694ceefd004>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-201404160052... |
How to determine a prime number in Java
A very important question in mathematics and security is telling whether a number is prime or not. This is pretty useful when encrypting a password. In this tutorial, you will learn how to find
whether a number is prime in simple cases.
Trivial Cases
We learned numbers are prime ... | {"url":"http://www.mkyong.com/java/how-to-determine-a-prime-number-in-java/","timestamp":"2014-04-20T03:10:59Z","content_type":null,"content_length":"144652","record_id":"<urn:uuid:fd3bef08-0935-49b6-b70f-f37b7299b29d>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-20140416005217-00406-ip-10-147-4-3... |
Inverse Fourier transform
June 11th 2011, 01:35 PM #1
May 2010
Inverse Fourier transform
Hi there. I have some trouble with this. I have to find the inverse fourier transform for: $\frac{e^{i 6\omega}}{\omega}$
So I'm using a table. I have that:
$F(sg(t))=\frac{2}{i \omega}$ and $F(\delta(t-t_0))=e^{-i ... | {"url":"http://mathhelpforum.com/differential-geometry/182852-inverse-fourier-transform.html","timestamp":"2014-04-18T04:52:51Z","content_type":null,"content_length":"34272","record_id":"<urn:uuid:3f39e05f-46ad-4222-9274-36326c022742>","cc-path":"CC-MAIN-2014-15/segments/1397609532480.36/warc/CC-MAIN-20140416005212-003... |
Coordinate Graphing Pictures Printable
Introduction for Coordinate Graphing Pictures Printable:
The coordinate graphing is called the Cartesian coordinates plane. The graph consists of a pair of perpendicular lines called coordinate axes. The vertical axis is the y axis and the horizontal axis
is the x axis. The point... | {"url":"http://makematheasy.edublogs.org/2013/01/30/coordinate-graphing-pictures-printable/","timestamp":"2014-04-18T08:32:37Z","content_type":null,"content_length":"22512","record_id":"<urn:uuid:6bb007b5-23db-4c52-afcd-c6e44913d944>","cc-path":"CC-MAIN-2014-15/segments/1398223202774.3/warc/CC-MAIN-20140423032002-00354... |
MathGroup Archive: November 1996 [00004]
[Date Index] [Thread Index] [Author Index]
Re: Speed of dot product in Mathematica
• To: mathgroup at smc.vnet.net
• Subject: [mg5247] Re: Speed of dot product in Mathematica
• From: Robert Knapp... | {"url":"http://forums.wolfram.com/mathgroup/archive/1996/Nov/msg00004.html","timestamp":"2014-04-17T04:28:34Z","content_type":null,"content_length":"36326","record_id":"<urn:uuid:62ed9536-761d-424e-b70c-020040e832f5>","cc-path":"CC-MAIN-2014-15/segments/1397609526252.40/warc/CC-MAIN-20140416005206-00250-ip-10-147-4-33.... |
ACP Atmospheric Chemistry and Physics ACP Atmos. Chem. Phys. 1680-7324 Copernicus GmbH Göttingen, Germany 10.5194/acp-6-847-2006 2-D reconstruction of atmospheric concentration peaks from horizontal
long path DOAS tomographic measurements: parametrisation and geometry within a discrete approach Hartl A. ^1 Song B. C. ... | {"url":"http://www.atmos-chem-phys.net/6/847/2006/acp-6-847-2006.xml","timestamp":"2014-04-17T18:27:09Z","content_type":null,"content_length":"5244","record_id":"<urn:uuid:c68480c7-b9d5-4589-a605-3eac1fbf4af9>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-20140423032006-00438-ip-10-147-4-33.ec2.int... |
The Gravity of Photons
dmitry - from my understanding, given any particular atom emitting a photon, we know the exact energy required for an electron to drop to the next lowest level when it emits a photon, and thus we do
know its frequency. using your laser analogy, "A photon of red-orange light from a HeNe laser has ... | {"url":"http://www.physicsforums.com/showthread.php?t=381246&page=2","timestamp":"2014-04-16T10:28:45Z","content_type":null,"content_length":"67878","record_id":"<urn:uuid:4ffc2c61-da43-4c51-bdd7-9b98370d7d62>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00014-ip-10-147-4-33.ec2.int... |
§2.2: Influences and derivatives
Given a voting rule $f : \{-1,1\}^n \to \{-1,1\}$ it’s natural to try to measure the “influence” or “power” of the $i$th voter. One can define this to be the “probability that the $i$th vote affects
the outcome”.
Definition 12 We say that coordinate $i \in [n]$ is pivotal for $f : \... | {"url":"http://www.contrib.andrew.cmu.edu/~ryanod/?p=351","timestamp":"2014-04-18T03:05:45Z","content_type":null,"content_length":"78293","record_id":"<urn:uuid:bbbea41c-1a38-424a-8feb-d75d5f23045d>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00619-ip-10-147-4-33.ec2.internal.warc.g... |
Falsificationism and Statistical Learning Theory: Comparing the Popper and Vapnik-Chervonenkis Dimensions
D. Corfield, B. Schölkopf and V. Vapnik
Journal for General Philosophy of Science Volume 40, Number 1, , 2009.
We compare Karl Popper’s ideas concerning the falsifiability of a theory with similar notions from the ... | {"url":"http://eprints.pascal-network.org/archive/00006305/","timestamp":"2014-04-19T14:41:39Z","content_type":null,"content_length":"7652","record_id":"<urn:uuid:ff15588c-54c0-4b33-ac49-5f55a81b11c6>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00424-ip-10-147-4-33.ec2.internal.war... |
Back to index
Generalized Search Trees (GiST) for Database Systems
J. M. Hellerstein, J.F. Naughton, A. Pfeffer
One-line summary: GiST's are like R-trees with virtual methods, so they can support a variety of data types (extensible); special-case optimizations can be included to increase performance with
simple linear-... | {"url":"http://carlstrom.com/stanford/quals/mirror/swig.stanford.edu/pub/summaries/database/gist.html","timestamp":"2014-04-20T13:18:55Z","content_type":null,"content_length":"3472","record_id":"<urn:uuid:a3ec950b-0d1f-4abc-8ca9-fe27ece7f79a>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-2014041600... |
Dan Tyler Abell
University of Maryland
"For his contributions in applying advanced mathematical theory of Taylor series of several complex variables to determine the domain of convergence for dynamical systems and for his contribution in
advancing and determining an optimal symplectification scheme for the Taylor map a... | {"url":"http://www.aps.org/units/dpb/awards/recipient.cfm?first_nm=Dan&last_nm=Abell&year=1996","timestamp":"2014-04-19T17:51:27Z","content_type":null,"content_length":"15419","record_id":"<urn:uuid:80700574-81dc-4bfb-aa20-3b9341c989b0>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-0... |
KEY NOUN: pl. ge·om·e·tries
a. The mathematics of the properties, measurement, and relationships of points, lines, angles, surfaces, and solids.
b. A system of geometry: Euclidean geometry.
c. A geometry restricted to a class of problems or objects: solid geometry.
d. A book on geometry.
a. Co... | {"url":"https://education.yahoo.com/reference/dictionary/entry/geometry","timestamp":"2014-04-20T13:27:00Z","content_type":null,"content_length":"23576","record_id":"<urn:uuid:a43f4f7b-49f0-4303-957e-1c1071154ccc>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416005218-00546-ip-10-147-4-33.ec2... |
There's been more feedback discussion at
Climate Audit
. And since people are talking from different professional points of view (lots from EEs lately) I thought it would be useful to try to draw together the terminologies, and relate the concepts.
Here's a TOC:
I'll draw heavily on
in this post. Here's a diagram of a ... | {"url":"http://moyhu.blogspot.com/2011/09/feedback.html","timestamp":"2014-04-18T18:10:22Z","content_type":null,"content_length":"118763","record_id":"<urn:uuid:4e72faaf-cab0-4514-8ab1-fbe29e339223>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.7/warc/CC-MAIN-20140416005215-00298-ip-10-147-4-33.ec2.internal.warc.g... |
Sample Student Projects
Practicing Statistics
How to Write a Scientific Paper or Poster
IRB Approval
GAISE Report
The American Statistical Association (ASA) funded the Guidelines for Assessment and Instruction in Statistics Education (GAISE) Project, which consists of two groups, one focused on K-12 education
and one... | {"url":"http://web.grinnell.edu/individuals/kuipers/stat2labs/gaise.html","timestamp":"2014-04-17T01:39:42Z","content_type":null,"content_length":"16629","record_id":"<urn:uuid:31cd5500-b087-46a2-a5b5-902486555de8>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20140416005206-00271-ip-10-147-4-33.ec2... |
Package org.apache.commons.math3.analysis.differentiation
This package holds the main interfaces and basic building block classes dealing with differentiation.
See: Description
• Class Summary
Class Description
... | {"url":"http://jwork.org/scavis/api/doc.php/org/apache/commons/math3/analysis/differentiation/package-summary.html","timestamp":"2014-04-20T00:58:23Z","content_type":null,"content_length":"26249","record_id":"<urn:uuid:62c86d11-eb6d-4009-9f05-45b7f61a0d5f>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MA... |
Limit involving floor function + limit involving fundamental trig limit HELP! :)
April 14th 2013, 11:18 PM
Limit involving floor function + limit involving fundamental trig limit HELP! :)
Hi all!
I have a couple questions I'm struggling with in my University homework, would love some guidance! Not after just th... | {"url":"http://mathhelpforum.com/calculus/217498-limit-involving-floor-function-limit-involving-fundamental-trig-limit-help-print.html","timestamp":"2014-04-21T00:17:10Z","content_type":null,"content_length":"7841","record_id":"<urn:uuid:cb29a2ed-29fe-4d64-8da8-83d9a2f9ba8d>","cc-path":"CC-MAIN-2014-15/segments/1397609... |
Wolfram Demonstrations Project
Modular Arithmetic
This visually illustrates various properties of modular arithmetic by creating an "operation table" modulo , where 0 is represented by black, 1 by white, and other values by intermediate colors. The
allowed numbers can be restricted to be nonzero or the units modulo , a... | {"url":"http://demonstrations.wolfram.com/ModularArithmetic/","timestamp":"2014-04-17T06:45:03Z","content_type":null,"content_length":"43290","record_id":"<urn:uuid:4f724290-00ee-4904-8949-af5047f0b86f>","cc-path":"CC-MAIN-2014-15/segments/1398223202457.0/warc/CC-MAIN-20140423032002-00004-ip-10-147-4-33.ec2.internal.wa... |
Math Forum Discussions
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Views expressed in these public forums are not endorsed by Drexel University or The Math Forum.
Topic: Arthur C. Clarke's "The Wall of Darkness" - what's the point?
Replies: 10 Last Post: Apr 2, 2013 3:31 P... | {"url":"http://mathforum.org/kb/message.jspa?messageID=8800586","timestamp":"2014-04-20T09:28:26Z","content_type":null,"content_length":"26331","record_id":"<urn:uuid:7229a3ff-5ff1-4a2f-8b4b-8f189948c66f>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/warc/CC-MAIN-20140416005218-00321-ip-10-147-4-33.ec2.internal.... |
A Agresti
Affiliation: University of Florida
Country: USA
Research Grants
Detail Information
1. Dealing with discreteness: making 'exact' confidence intervals for proportions, differences of proportions, and odds ratios more exact
A Agresti
Department of Statistics, ... | {"url":"http://www.labome.org/expert/usa/university/agresti/a-agresti-221317.html","timestamp":"2014-04-20T21:06:56Z","content_type":null,"content_length":"23536","record_id":"<urn:uuid:8c337598-14af-4cf0-af0f-b8206bb966d9>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00296-ip-10-14... |
Especulações em biologia, informação e complexidade
Dado a complexidade do tema abordado neste artigo de Gregory Chaitin, pesquisador da IBM, vou deixá-lo em inglês para os biólogos e matemáticos considerarem cum granum salis.
Tenho aqui em mente especialmente dois professores com quem troquei emails amistosos e respei... | {"url":"http://pos-darwinista.blogspot.com/2006/11/especulaes-em-biologia-informao-e_13.html?pfstyle=wp","timestamp":"2014-04-17T15:27:39Z","content_type":null,"content_length":"121934","record_id":"<urn:uuid:474641b0-8ec7-4041-9ba0-76c9f0ac961c>","cc-path":"CC-MAIN-2014-15/segments/1397609530136.5/warc/CC-MAIN-2014041... |