content stringlengths 86 994k | meta stringlengths 288 619 |
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define conversion-function
define type conversion-function
value type input-value
(as function-body | elsewhere)
You can define a conversion function that will be called automatically when data of one type is expected and data of another type is supplied. The following example define a conversion function that
conver... | {"url":"http://developers.stilo.com/docs-extract/html/keyword/1881.htm","timestamp":"2014-04-20T16:06:57Z","content_type":null,"content_length":"7693","record_id":"<urn:uuid:53d2279b-b537-42ed-878f-ead98e3fb6c8>","cc-path":"CC-MAIN-2014-15/segments/1398223206770.7/warc/CC-MAIN-20140423032006-00658-ip-10-147-4-33.ec2.in... |
Decomposing $\mathbf{\Pi}^1_1$ sets into closed sets
up vote 14 down vote favorite
It is well known that every $\mathbf{\Pi}^1_1$-set is a union of $\aleph_1$-many Borel sets. I wonder whether it can be improved under certain reasonable set theory axioms assumption.
For example, assuming $ZFC+CH$, then it is trivially ... | {"url":"http://mathoverflow.net/questions/96639/decomposing-mathbf-pi1-1-sets-into-closed-sets?sort=newest","timestamp":"2014-04-25T08:33:09Z","content_type":null,"content_length":"63156","record_id":"<urn:uuid:8da681ad-5150-4631-8fb1-a703e650a1a9>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-2014... |
Improved Algorithms for Stretch Scheduling
We study the basic problem of preemptive scheduling of a stream of jobs on a single processor. Consider an online stream of jobs, and let the $i$th job arrive at time $\rel{i}$ and have processing
time $\p{i}$. If $\C{i}$ is the completion time of job $i$, then the flow time o... | {"url":"http://www.ccs.neu.edu/home/rraj/Pubs/stretch.html","timestamp":"2014-04-20T15:51:44Z","content_type":null,"content_length":"1977","record_id":"<urn:uuid:9ebee79a-d43f-43c0-8a32-286d5dc1cde0>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-20140416005218-00275-ip-10-147-4-33.ec2.internal.warc... |
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Please help! Half of a number increased by two and two thirds ... | {"url":"http://openstudy.com/updates/50a16141e4b05517d536c0bd","timestamp":"2014-04-20T18:43:46Z","content_type":null,"content_length":"39576","record_id":"<urn:uuid:759df27e-95dd-42a7-a03d-df8fe7b623b8>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00252-ip-10-147-4-33.ec2.internal.w... |
Kill Math makes math more meaningful
After a certain point in math education, like some time during high school, the relevance of the concepts to the everyday and the real world seem to fade. However, in many ways, math lets you
describe real life better than you can with just words. Designer Bret Victor hopes to make ... | {"url":"http://flowingdata.com/2011/10/05/kill-math-makes-math-more-meaningful/","timestamp":"2014-04-16T16:16:47Z","content_type":null,"content_length":"19205","record_id":"<urn:uuid:38e82098-4eb0-46fb-b08c-023cb43f2714>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00602-ip-10-147-... |
Optimum Algorithm to Minimize Human Interactions in Sequential Computer Assisted Pattern Recognition
Jose Oncina
Pattern Recognition Letters , 2009.
Given a Pattern Recognition task, Computer Assisted Pattern Recognition can be viewed as a series of solution proposals made by a computer system, followed by corrections ... | {"url":"http://eprints.pascal-network.org/archive/00004574/","timestamp":"2014-04-20T20:57:11Z","content_type":null,"content_length":"8459","record_id":"<urn:uuid:3614dc0e-0497-45a3-a322-846d25137cf9>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00508-ip-10-147-4-33.ec2.internal.war... |
Quartz Things
Chartbuilder’s many friends and the value of open source
It’s been eight months since we open-sourced Chartbuilder, our tool for quickly making good-looking charts. In releasing the project to the public, we hoped it might promote visual journalism and
that new contributors would help make Chartbuilder be... | {"url":"http://quartzthings.tumblr.com/","timestamp":"2014-04-20T13:36:13Z","content_type":null,"content_length":"46022","record_id":"<urn:uuid:78c576ad-ba35-422c-b89f-d4abc01fe12d>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416005218-00147-ip-10-147-4-33.ec2.internal.warc.gz"} |
thrust in propeller engines
Can anyone help me?
I'm doing a question on aircraft propulsion technology and i'm stuck.
The question is:
'If the mass of air through a propeller is 1000 Kg/s, the aircraft's velocity is 100 m/s and the slipstream velocity is 120 m/s, calculate the thrust?
Attempt at answer:
Surely if F = m... | {"url":"http://www.physicsforums.com/showthread.php?p=3026879","timestamp":"2014-04-20T15:57:25Z","content_type":null,"content_length":"25113","record_id":"<urn:uuid:afe990d7-7509-492f-bc24-385b31d46843>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-20140416005218-00633-ip-10-147-4-33.ec2.internal.... |
Significant Figures
There is a general convention that the number of significant digits or figures in a measurement includes all of the decimal places that have constant value for every measurement of the parameter plus
the first decimal place to the right for which the number seems to vary among measurements.
The fo... | {"url":"http://serc.carleton.edu/quantskills/teaching_methods/und_uncertainty/sigfigs.html","timestamp":"2014-04-18T00:20:12Z","content_type":null,"content_length":"21141","record_id":"<urn:uuid:0278571a-bf19-4003-b3cc-995d09dcb146>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00292-... |
edHelper.com logic puzzle Logic Worksheet
1. Danielle earns less than Samantha. If Danielle earned $18,550 more, Danielle would earn more than Samantha.
2. Samantha earns less than James. If Samantha earned $13,940 more, Samantha would earn more than James.
3. Samantha earns 8900 + 31x.
4. Danielle makes the least ... | {"url":"http://www.edhelper.com/logic/Logic6.htm","timestamp":"2014-04-16T22:31:08Z","content_type":null,"content_length":"3864","record_id":"<urn:uuid:b21bdead-98dc-4369-9513-193b37d320f0>","cc-path":"CC-MAIN-2014-15/segments/1397609525991.2/warc/CC-MAIN-20140416005205-00259-ip-10-147-4-33.ec2.internal.warc.gz"} |
Eugenio Beltrami
Born: 16 November 1835 in Cremona, Lombardy, Austrian Empire (now Italy)
Died: 18 February 1900 in Rome, Italy
... | {"url":"http://www-history.mcs.st-andrews.ac.uk/Biographies/Beltrami.html","timestamp":"2014-04-21T14:42:35Z","content_type":null,"content_length":"20303","record_id":"<urn:uuid:ef7da4a9-0958-4d86-95a6-f35c7d92370f>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-20140416005220-00342-ip-10-147-4-33.e... |
Math Forum Discussions - Re: Is logic part of mathematics - or is mathematics part of logic?
Date: Jul 5, 2013 10:12 PM
Author: Clyde Greeno @ MALEI
Subject: Re: Is logic part of mathematics - or is mathematics part of logic?
Russell so went way out on the limb of "pure formalism", well before the
essence of mathematic... | {"url":"http://mathforum.org/kb/plaintext.jspa?messageID=9159312","timestamp":"2014-04-24T03:52:40Z","content_type":null,"content_length":"3003","record_id":"<urn:uuid:9e89de4b-47be-42e4-bfdf-ad7e61c8df58>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00526-ip-10-147-4-33.ec2.internal... |
Accessing Sparse Matrices
Nonzero Elements
There are several commands that provide high-level information about the nonzero elements of a sparse matrix:
● nnz returns the number of nonzero elements in a sparse matrix.
● nonzeros returns a column vector containing all the nonzero elements of a sparse matrix.
● nzm... | {"url":"http://www.mathworks.com/help/matlab/math/accessing-sparse-matrices.html?nocookie=true","timestamp":"2014-04-24T06:52:18Z","content_type":null,"content_length":"46280","record_id":"<urn:uuid:e7dacbc6-b16b-4ff4-911b-d4a2fc0fc00c>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-00... |
Unit 5 Trigonometric Equations and Identities
Unit 5: Trigonometric Equations and Identities Goal: The student will demonstrate the ability to solve trigonometric equations, prove and apply trigonometric identities. Objectives – The student will
be able to: a. Apply strategies to prove identities, including Pythagorean... | {"url":"https://trigonometry.wikispaces.hcpss.org/Unit+5+Trigonometric+Equations+and+Identities?responseToken=f3ef886e1e6beedff50f16d8b9a5fafd","timestamp":"2014-04-24T07:07:23Z","content_type":null,"content_length":"60244","record_id":"<urn:uuid:a606e393-036a-4800-8d23-1aebe25c6ee1>","cc-path":"CC-MAIN-2014-15/segment... |
Alpha, Beta, and R-Squared: Investing Definitions Worth Knowing | Infolific
Alpha, Beta, and R-Squared: Investing Definitions Worth Knowing
Whether you're investing in individual stocks or baskets of them via mutual funds and exchange traded funds (ETFs), it's important to understand the terminology used in the investi... | {"url":"http://infolific.com/money-management/investing/alpha-beta-and-r-squared-investing-definitions/","timestamp":"2014-04-19T04:20:48Z","content_type":null,"content_length":"32058","record_id":"<urn:uuid:09f27194-07e0-4033-be0f-84cbcb8f8732>","cc-path":"CC-MAIN-2014-15/segments/1398223202457.0/warc/CC-MAIN-20140423... |
Carlsbad, CA
Carlsbad, CA 92009
Recent Cal Poly graduate who loves tutoring math!
I am a recent graduate from Cal Poly looking for students in need of a
tutor. I majored in Physics and minored in
ematics with a 3.5 GPA. I tutor Pre-Algebra, Algebra, Geometry, Trigonometry, Calculus, and Physics for all grade levels. I ... | {"url":"http://www.wyzant.com/Carlsbad_CA_math_tutors.aspx?g=3OHW","timestamp":"2014-04-20T21:58:08Z","content_type":null,"content_length":"61264","record_id":"<urn:uuid:1a3582e5-e1ee-4628-ace7-a8c5eb48fabe>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00339-ip-10-147-4-33.ec2.inter... |
Loops '07 has slides for the talks (some audio as well)
Which [sets of slides] do you think represents the most fruitful direction for loop community?
the field is "lasing" (stimulated emission of good work)
so we are seeing the advance of coherent wavefronts of research
check out the SUPERCOMPUTER bunch
David Rideout'... | {"url":"http://www.physicsforums.com/showthread.php?p=1372910","timestamp":"2014-04-19T02:22:17Z","content_type":null,"content_length":"42246","record_id":"<urn:uuid:f158bce4-e65f-44cd-8ea7-ca37be3a7a2e>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-00467-ip-10-147-4-33.ec2.internal.w... |
The continuous and discrete spectrum of an asymptotically straight leaky wire
Seminar Room 1, Newton Institute
The approach to quantum graphs developed by Exner and his co-workers is based on a Hamiltonian which contains a singular potential term with a delta-function support on (in two dimensions) a curve C.
Here we g... | {"url":"http://www.newton.ac.uk/programmes/AGA/seminars/2010072916001.html","timestamp":"2014-04-16T19:05:57Z","content_type":null,"content_length":"6320","record_id":"<urn:uuid:d3f3bddf-10e1-43dc-be3e-ff589268c3ad>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204-00113-ip-10-147-4-33.e... |
10.4. CFGs with Epsilon Productions
A CFG may have a production for a nonterminal in which the right hand side is the empty string (which we denote by epsilon). The effect of this production is to remove the nonterminal from the string
being generated.
Here is a grammar for balanced parentheses that uses epsilon produc... | {"url":"http://www.cs.rit.edu/~hpb/Lectures/98_221/all-10.4.html","timestamp":"2014-04-18T05:59:52Z","content_type":null,"content_length":"3759","record_id":"<urn:uuid:ac3308d7-571c-4c81-b27f-f22135c70ea7>","cc-path":"CC-MAIN-2014-15/segments/1397609532573.41/warc/CC-MAIN-20140416005212-00225-ip-10-147-4-33.ec2.interna... |
Book recommendation: Mathematical treatment
Just a question about Prugovecki-- this is what the description says:
A rigorous, critical presentation of the basic mathematics of nonrelativistic quantum mechanics, this text is suitable for courses in functional analysis at the advanced undergraduate and graduate
So am I r... | {"url":"http://www.physicsforums.com/showthread.php?p=1318959","timestamp":"2014-04-19T02:21:37Z","content_type":null,"content_length":"42264","record_id":"<urn:uuid:713cc8f9-aebf-433a-b407-fbc3b355b02c>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00020-ip-10-147-4-33.ec2.internal.w... |
What is position scarcity?
Position scarcity—the relative supply of “good” players at each position—plays a large role in fantasy draft and auction strategy. Good strategy demands a good measure of position scarcity. Is second
base a “deep” position this year? I’ve heard some experts bemoan the paucity of good outfield... | {"url":"http://www.hardballtimes.com/what-is-position-scarcity/","timestamp":"2014-04-16T10:43:33Z","content_type":null,"content_length":"62622","record_id":"<urn:uuid:3c972068-0f12-4fd3-ba62-3bd69fad1082>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00185-ip-10-147-4-33.ec2.interna... |
Haskell/Understanding monads
From Wikibooks, open books for an open world
Monads are very useful in Haskell, but the concept is usually difficult for newcomers to grasp. Since they have so many applications, people often explain them from a particular point of view, which
can confuse your understanding of monads in the... | {"url":"http://en.wikibooks.org/wiki/Haskell/Understanding_monads","timestamp":"2014-04-19T17:05:36Z","content_type":null,"content_length":"64338","record_id":"<urn:uuid:d1f528f1-3f91-4e81-9a95-9899b6280064>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00246-ip-10-147-4-33.ec2.inter... |
Results are up. I got 104 new rating points, it is still less than I lost last match...
I think both my solutions are correct, too bad the system tests had to be delayed. This time I had a lot of spare time I tried to use to solve the 1000 points problem, with no success.
Div1 500: SPartition
Given a string of up to 40... | {"url":"http://vexorian.blogspot.com/2011_12_01_archive.html","timestamp":"2014-04-21T04:31:49Z","content_type":null,"content_length":"204151","record_id":"<urn:uuid:afd3d092-0ef7-48bf-853d-4cc8cd7aceb0>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00595-ip-10-147-4-33.ec2.internal.... |
Post a reply
1. What is the sine of an acute angle whose cosine is 7/25?
2. I'm standing at 300 feet from the base of a very tall building. The building is on a slight hill, so that when I look straight ahead, I am staring at the base of the building. When I look upward
at an angle of 54 degrees, I am looking at the to... | {"url":"http://www.mathisfunforum.com/post.php?tid=19968&qid=283297","timestamp":"2014-04-20T21:21:12Z","content_type":null,"content_length":"21520","record_id":"<urn:uuid:7990a77a-86d6-403e-8e5c-2d79fb24d6a6>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00354-ip-10-147-4-33.ec2.int... |
Matches for:
Brown-Peterson Homology: An Introduction and Sampler
A co-publication of the AMS and CBMS.
             
CBMS Regional This book is primarily directed to graduate students interested in the field and to algebraic topologists who wish to learn something about BP. Beginning ... | {"url":"http://www.ams.org/bookstore-getitem/item=CBMS-48","timestamp":"2014-04-19T03:20:52Z","content_type":null,"content_length":"15466","record_id":"<urn:uuid:f4c0c6bb-45aa-47bc-829b-6aedf3752fa3>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-00007-ip-10-147-4-33.ec2.internal.warc.... |
Circles #4
AB is the diameter of a circle with center O.
C is a point on the circumference such that angle COB = θ
The area of the minor segment cut off by AC is equal to twice the area of the sector BOC.
Prove that
θ is in degrees
Last edited by Agnishom (2014-02-02 23:50:06)
'And fun? If maths is fun, then getting a ... | {"url":"http://www.mathisfunforum.com/viewtopic.php?pid=299207","timestamp":"2014-04-18T20:59:02Z","content_type":null,"content_length":"9230","record_id":"<urn:uuid:53fd6d0f-6324-4098-8c7d-36cf79d25d7d>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.9/warc/CC-MAIN-20140416005215-00428-ip-10-147-4-33.ec2.internal.w... |
Highland Park, IL Algebra 2 Tutor
Find a Highland Park, IL Algebra 2 Tutor
...I make sure I understand the need of the students and help them with patient. This way I create a desire to learn math rather than have to learn it. For example: I would teach the basic
Multiplication facts by memorizing them in a fun mus... | {"url":"http://www.purplemath.com/Highland_Park_IL_algebra_2_tutors.php","timestamp":"2014-04-17T01:19:03Z","content_type":null,"content_length":"24395","record_id":"<urn:uuid:83094daa-6699-4253-97dd-9f6d7f78b9f0>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20140416005206-00492-ip-10-147-4-33.ec2.... |
I just finished up the final lecture for CMU 15-869: Graphics and Imaging Architectures (my first course at CMU). Since making a whole bunch of new lectures was quite a task, I'm not being shy about
telling folks about it. ;-)
Many of the slides are meant to be in support of class discussions and/or me talking, so they... | {"url":"http://gates381.blogspot.com/","timestamp":"2014-04-19T09:23:58Z","content_type":null,"content_length":"55224","record_id":"<urn:uuid:7a8dd77f-7eab-4cdd-970c-457cf44b5b9d>","cc-path":"CC-MAIN-2014-15/segments/1397609537097.26/warc/CC-MAIN-20140416005217-00279-ip-10-147-4-33.ec2.internal.warc.gz"} |
Stochastic Matrixes
December 18th 2008, 02:49 PM #1
Dec 2008
Stochastic Matrixes for Final on Sat.
Hello all. Its my first time posting so forgive any mistakes.
Got this problem in one of my reviews for a final this week, and can't quite figure it out. The prof kind of rushed this area and it didn't really ... | {"url":"http://mathhelpforum.com/advanced-statistics/65529-stochastic-matrixes.html","timestamp":"2014-04-21T16:55:28Z","content_type":null,"content_length":"39307","record_id":"<urn:uuid:ded5d0b7-cb9c-426e-a54f-d49cb0abef66>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-20140416005220-00100-ip-10-... |
Relativistic electron spin motion in cycloatoms
We present computer movies of the classical and quantum mechanical time evolution for an atom in a strong static magnetic field and a laser field. The resonantly induced relativistic motion of the
atomic electron leads to a ring-like spatial probability density called a c... | {"url":"http://www.opticsinfobase.org/oe/abstract.cfm?uri=oe-8-2-51","timestamp":"2014-04-18T20:07:10Z","content_type":null,"content_length":"82966","record_id":"<urn:uuid:7ff7d671-7915-46f5-b8d8-9d45a269f75d>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.7/warc/CC-MAIN-20140416005215-00454-ip-10-147-4-33.ec2.inte... |
This page describes random notes about a fictitious DCPU–16 instruction set, from Minecraft’s creator Markus Persson.
My Libraries
Too Many NOPs
How many NOPs are out there? Not counting the next word things, we have:
• 63×64 = 4032 non-basic instructions are reserved for now.
• SET, MOD, AND, BOR, XOR^ with a lite... | {"url":"http://noe.mearie.org/DCPU-16/","timestamp":"2014-04-21T04:31:13Z","content_type":null,"content_length":"6107","record_id":"<urn:uuid:72e9887c-0182-4b22-931a-656e9373e93a>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00242-ip-10-147-4-33.ec2.internal.warc.gz"} |
Plotting parameters (PLTPAR namelist)
Next: Axes parameters (AXEPAR namelist) Up: VMODEL Previous: VMODEL
iplot - generate the plot during the run (1), or write all plot
commands to the file p.out (0), or do both (2) (default: 1)
imod - plot the 2-D model as distance versus depth or two-way
travel time ... | {"url":"http://pubs.usgs.gov/of/2004/1426/rayinvr/node13.html","timestamp":"2014-04-19T00:32:04Z","content_type":null,"content_length":"4086","record_id":"<urn:uuid:8b64718f-0362-4fc7-aae9-ef8e20b442ed>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00564-ip-10-147-4-33.ec2.internal.wa... |
Novel High-Speed Polarization Source for Decoy-State BB84 Quantum Key Distribution Over Free Space and Satellite Links
To implement the BB84 decoy-state quantum key distribution (QKD) protocol over a lossy ground-satellite quantum uplink requires a source that has high repetition rate of short laser pulses, long term
s... | {"url":"http://www.opticsinfobase.org/jlt/abstract.cfm?uri=jlt-31-9-1399","timestamp":"2014-04-17T17:46:15Z","content_type":null,"content_length":"99184","record_id":"<urn:uuid:d24ad6dd-a0ad-4a47-b4be-85fb4efdeb94>","cc-path":"CC-MAIN-2014-15/segments/1397609530136.5/warc/CC-MAIN-20140416005210-00049-ip-10-147-4-33.ec2... |
Workshop In Mathematical Modeling
Workshop in Mathematical Modeling
Instructors: Joseph Malkevitch & Stuart Weinberg
MSTM 5035 3 Credits July 2, 3, 5, & 6, 2012 9:30am-4:00pm
Workshop Description
This workshop addresses mathematical modeling questions that arise from a .consideration of fairness issues in such fields a... | {"url":"http://www.tc.columbia.edu/mst/index.asp?Id=Announcements&Info=Workshop+In+Mathematical+Modeling","timestamp":"2014-04-20T14:57:39Z","content_type":null,"content_length":"18394","record_id":"<urn:uuid:93c1e72d-0e67-4dcd-805e-81ff55a46d2e>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-201404... |
What little things drive you completely up the wall....?
One thing that's been happening lately is that my computer asks me to type in those letters/numbers to prove I'm a real person when I'm trying to e-mail the lead on my job. I asked her,
and she's assured me that she doesn't have me listed ... | {"url":"http://www.etiquettehell.com/smf/index.php?topic=75495.msg2825172","timestamp":"2014-04-18T13:53:19Z","content_type":null,"content_length":"69688","record_id":"<urn:uuid:f8a1ca63-cf87-4afa-a74f-53d929aea0ef>","cc-path":"CC-MAIN-2014-15/segments/1397609533689.29/warc/CC-MAIN-20140416005213-00387-ip-10-147-4-33.e... |
Arithmetic progression
Given an arithmetic progression -10,-5,0,........State three consecutive terms in this progression whose sum is 90.
sum of n terms of A.P is given by (n/2)(2A+(n-1)d) here n= number of terms A= first term d= common difference in given problem n=3,d=5 so putting in equation we get (3/2)(2A+10)=90 ... | {"url":"http://mathhelpforum.com/pre-calculus/123404-arithmetic-progression.html","timestamp":"2014-04-17T13:48:12Z","content_type":null,"content_length":"41701","record_id":"<urn:uuid:de7312c8-169c-46ec-a7b5-6128421fa69e>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00392-ip-10-147... |
Operations on Complex Numbers in Polar Form
December 21st 2013, 04:49 PM #1
Jan 2013
Operations on Complex Numbers in Polar Form
By finding z if z = cis(Ѳ), show that cos (4Ѳ) = cos^4(Ѳ) - 6cos^2(Ѳ)sin^2(Ѳ) + sin^4(Ѳ) and that sin(4Ѳ) = 4cos^3(Ѳ)sin(Ѳ) - 4cos(Ѳ)sin^3(Ѳ).
I know that I first have to use De M... | {"url":"http://mathhelpforum.com/pre-calculus/225191-operations-complex-numbers-polar-form.html","timestamp":"2014-04-18T03:38:25Z","content_type":null,"content_length":"34924","record_id":"<urn:uuid:2e9ac205-237c-4479-aa1d-1d912d1b86be>","cc-path":"CC-MAIN-2014-15/segments/1397609539705.42/warc/CC-MAIN-20140416005219-... |
Eigenfaces face recognition (MATLAB)
Eigenfaces is a well studied method of face recognition based on principal component analysis (PCA), popularised by the seminal work of Turk & Pentland. Although the approach has now largely been
superseded, it is still often used as a benchmark to compare the performance of other a... | {"url":"http://blog.cordiner.net/2010/12/02/eigenfaces-face-recognition-matlab/","timestamp":"2014-04-20T18:23:07Z","content_type":null,"content_length":"174858","record_id":"<urn:uuid:137a690d-4b7e-4290-8d33-7ee87007f906>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00259-ip-10-147... |
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(b) Find the position, velocity, and acceleration of the mass ... | {"url":"http://openstudy.com/updates/5079be2ee4b02f109be48a5a","timestamp":"2014-04-20T23:54:54Z","content_type":null,"content_length":"70600","record_id":"<urn:uuid:806d0625-9ceb-4bfd-a92f-7df51131a837>","cc-path":"CC-MAIN-2014-15/segments/1397609539337.22/warc/CC-MAIN-20140416005219-00187-ip-10-147-4-33.ec2.internal.... |
Calculus Tutors
Miami, FL 33137
Patient and Experienced Mathematics Teacher!
...Of course, it improves the student's confidence tremendously, and the parents are very happy as well! I teach many topics in mathematics, Algebra 1 and 2, Geometry,
, SAT, French etc. I hold a Mathematics degree from University of Californ... | {"url":"http://www.wyzant.com/North_Miami_FL_Calculus_tutors.aspx","timestamp":"2014-04-25T07:09:29Z","content_type":null,"content_length":"60695","record_id":"<urn:uuid:ea9c43f1-fcc6-4f13-b3f5-e6fb5b780085>","cc-path":"CC-MAIN-2014-15/segments/1398223210034.18/warc/CC-MAIN-20140423032010-00522-ip-10-147-4-33.ec2.inter... |
Algorithm LS3 sort
Sorting on two dimensional processor arrays
Algorithm LS3 sort
A very simple algorithm for sorting on a two-dimensional mesh is LS3 sort by Lang, Schimmler, Schmeck and Schröder [LSSS 85].
Algorithm LS3 sort is based on a merge algorithm that merges four sorted k/2k/2-arrays to one sorted kk-arr... | {"url":"http://www.iti.fh-flensburg.de/lang/algorithmen/sortieren/twodim/ls3/ls3en.htm","timestamp":"2014-04-16T10:24:43Z","content_type":null,"content_length":"18106","record_id":"<urn:uuid:a708efaf-632b-4aee-8863-671d9e0ea505>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00511-ip-... |
New Standard Library Algorithms
• Overview
• Table of Contents
< Back Page 339 of 530 Next >
New Standard Library Algorithms
Last updated Jan 1, 2003.
I promised not so long ago to present some of the brand new C++09 algorithms. All of the newly added algorithms have been available for years as nonstandard exten... | {"url":"http://www.informit.com/guides/content.aspx?g=cplusplus&seqNum=426","timestamp":"2014-04-20T16:11:11Z","content_type":null,"content_length":"48935","record_id":"<urn:uuid:edf86f42-8d00-4f6c-9e74-d09a5b6cb57d>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-20140416005218-00071-ip-10-147-4-33.... |
New algorithm can dramatically streamline solutions to the 'max flow' problem
Finding the most efficient way to transport items across a network like the U.S. highway system or the Internet is a problem that has taxed mathematicians and computer scientists for decades.
To tackle the problem, researchers have traditiona... | {"url":"http://www.sciencecodex.com/new_algorithm_can_dramatically_streamline_solutions_to_the_max_flow_problem-125716","timestamp":"2014-04-19T00:37:40Z","content_type":null,"content_length":"27201","record_id":"<urn:uuid:112258bf-44f6-426c-a94f-d6d294c21fc3>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/... |
Posts by
Posts by Wale
Total # Posts: 8
Find the volume of a closed cylinder with thickness 1.2cm and diameter 17.1cm take pie=3.14
Find the volume of a closed cylinder with thickness 1.2cm and diameter 17.1cm take pie=3.14
The 8th term of ap is 5time the 3rd term, while the 7th term is greater than the 4th term, writ... | {"url":"http://www.jiskha.com/members/profile/posts.cgi?name=Wale","timestamp":"2014-04-18T07:26:00Z","content_type":null,"content_length":"7209","record_id":"<urn:uuid:d6504ffb-6a2a-4b43-9d86-64f914e9a117>","cc-path":"CC-MAIN-2014-15/segments/1398223210034.18/warc/CC-MAIN-20140423032010-00072-ip-10-147-4-33.ec2.intern... |
VW - Compression Ratio
How to Adjusting Deck Height and Compression Ratio
The use of rebuilt heads poses a problem for the unwary. Wanna not blow up your engine? Read on!
Doing the Numbers
We need to start with some definitions. The manuals differ on how they label things so for now, use the following:
Compression rati... | {"url":"http://bobhooversblog.blogspot.com/2006/11/vw-compression-ratio.html","timestamp":"2014-04-20T08:21:17Z","content_type":null,"content_length":"136577","record_id":"<urn:uuid:fe91242e-ea4d-4f40-8d62-381ef23a5645>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00405-ip-10-147-4-... |
Calculator Rant
September 17, 2007
My 14yo is a highly gifted math student. 4 years ago, if I’d asked him how many ways you could choose 3 people out of a group of 8, if order didn’t matter, he’d have reasoned something like this:
Well, you have 8 choices for the first person, 7 choices for the second, and 6 for the th... | {"url":"http://mathmomblog.wordpress.com/2007/09/17/calculator-rant/","timestamp":"2014-04-21T02:20:27Z","content_type":null,"content_length":"111257","record_id":"<urn:uuid:b198172a-0f8e-41a0-a8c1-948e0b3a990a>","cc-path":"CC-MAIN-2014-15/segments/1398223202774.3/warc/CC-MAIN-20140423032002-00495-ip-10-147-4-33.ec2.in... |
quick differentiation question about sin^2(x)
June 24th 2010, 08:04 AM #1
Jun 2010
quick differentiation question about sin^2(x)
Ignorant question here, but I was looking at this example i have, needing to take the derivative:
f'(x) = sin^2(x) + cos(x)
= 2sin(x)*d/dx(sin x) - sin(x)
= 2sin(x)*cos(x)... | {"url":"http://mathhelpforum.com/calculus/149268-quick-differentiation-question-about-sin-2-x.html","timestamp":"2014-04-18T13:50:03Z","content_type":null,"content_length":"44354","record_id":"<urn:uuid:c0c62dc2-4cfc-4239-88d0-7cc7a961687e>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-201404160052... |
Modeling multipolar gravitational-wave emission from small mass-ratio mergers
Modeling multipolar gravitational-wave emission from small mass-ratio mergers
by Barausse, Enrico and Buonanno, Alessandra and Hughes, Scott A. and Khanna, Gaurav and O’Sullivan, Stephen and Pan, Yi
19 pages, 14 figures, 6 tables
Using the e... | {"url":"http://brownbag.lisascience.org/arxiv1110-3081/","timestamp":"2014-04-19T22:14:13Z","content_type":null,"content_length":"30830","record_id":"<urn:uuid:c83c6c8a-255c-45a6-8a91-79a4408e8a3e>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MAIN-20140416005217-00652-ip-10-147-4-33.ec2.internal.warc.g... |
Assume The Signal X(t) 3e-2 U(t) V Calculate The ... | Chegg.com
Image text transcribed for accessibility: Assume the signal x(t) 3e-2 u(t) V Calculate the signal energy (on a 1-ohm basis) over the time interval from -infinity to+infitiy. Calculate the signal
energy (on a 1-ohm basis) over the frequency range from -inf... | {"url":"http://www.chegg.com/homework-help/questions-and-answers/assume-signal-x-t-3e-2-u-t-v-calculate-signal-energy-1-ohm-basis-time-interval-infinity-in-q2068989","timestamp":"2014-04-19T14:52:32Z","content_type":null,"content_length":"20819","record_id":"<urn:uuid:c30cef4d-a53d-4cdf-99ef-4638a9bf1082>","cc-path":"C... |
Precalculus Quadratic Functions
February 15th 2010, 03:43 PM #7
Junior Member
February 15th 2010, 03:23 PM #6
February 15th 2010, 03:04 PM #5
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February 15th 2010, 02:46 PM #4
February 15th 2010, 02:26 PM #3
Junior Member
February 15th 2010, 02:20 PM #2
February 15th 2010, 01:57 PM #1
Junior Member
Haha... | {"url":"http://mathhelpforum.com/pre-calculus/128964-precalculus-quadratic-functions.html","timestamp":"2014-04-19T17:54:50Z","content_type":null,"content_length":"82300","record_id":"<urn:uuid:981f398f-85dc-46a0-b16c-7acd6e7ec6cc>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-00002-... |
This Article
Bibliographic References
Add to:
Bases of Motifs for Generating Repeated Patterns with Wild Cards
January-March 2005 (vol. 2 no. 1)
pp. 40-50
ASCII Text ... | {"url":"http://www.computer.org/csdl/trans/tb/2005/01/n0040-abs.html","timestamp":"2014-04-18T18:23:43Z","content_type":null,"content_length":"59402","record_id":"<urn:uuid:1f1bb8b9-6354-495f-90a1-6a40d5a1184a>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00485-ip-10-147-4-33.ec2.int... |
Tournament Reward Point
From Guild Wars Wiki
Tournament Reward Points are awarded at the end of an automated tournament. Additional Tournament Reward Points are rewarded to the top 25% finishers. Only guilds who have played at least one match
receive points. In daily GvG tournaments, a guild is rewarded 3 points for ea... | {"url":"http://wiki.guildwars.com/wiki/Tournament_Reward_Point","timestamp":"2014-04-16T13:06:32Z","content_type":null,"content_length":"23180","record_id":"<urn:uuid:303bd8f8-aeaa-4751-9124-c0d0c6f4e7ba>","cc-path":"CC-MAIN-2014-15/segments/1397609523429.20/warc/CC-MAIN-20140416005203-00178-ip-10-147-4-33.ec2.internal... |
The Relation of the Speed of a Boat to the Water Line
Date: 2/27/96 at 16:22:11
From: Anonymous
Subject: math
I have a math question.
I understand that there is a mathematical formula or equation for
calculating the speed of a boat as it relates to the water line
of the boat. Can you help?
Date: 3/2/96 at 14:53:31
Fro... | {"url":"http://mathforum.org/library/drmath/view/53491.html","timestamp":"2014-04-21T10:39:49Z","content_type":null,"content_length":"14600","record_id":"<urn:uuid:4cb2178d-d84b-4d09-bf2a-457d46c4c8b3>","cc-path":"CC-MAIN-2014-15/segments/1397609539705.42/warc/CC-MAIN-20140416005219-00657-ip-10-147-4-33.ec2.internal.wa... |
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help please.
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Your question i... | {"url":"http://openstudy.com/updates/513fde61e4b0f08cbdc89418","timestamp":"2014-04-18T13:49:02Z","content_type":null,"content_length":"68771","record_id":"<urn:uuid:5039cb52-88e9-4162-8c6a-8f2e1d9b53d6>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00217-ip-10-147-4-33.ec2.internal.w... |
analysis (mathematics) :: Nonstandard analysis
Article Free Pass
Nonstandard analysis
A very different philosophy—pretty much the exact opposite of constructive analysis—leads to nonstandard analysis, a slightly misleading name. Nonstandard analysis arose from the work of the
German-born mathematician Abraham Robinson ... | {"url":"http://www.britannica.com/EBchecked/topic/22486/analysis/218300/Nonstandard-analysis","timestamp":"2014-04-17T18:36:27Z","content_type":null,"content_length":"115484","record_id":"<urn:uuid:da1b8a3e-8fa2-457a-a25e-c39869a59a23>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-20140416005210-00... |
Items where Author is "
Number of items: 32.
Abido, M.A. and Al-Awami, A.T. and Abdel-Magid, Y.L. (2006) Analysis and Design of UPFC Damping Stabilizers for Power System Stability Enhancement. Industrial Electronics, 2006 IEEE International
Symposium on, 3.
Abido, M.A. (2006) Design of PSS and STATCOM-based damping sta... | {"url":"http://eprints.kfupm.edu.sa/view/creators/Abido=3AM=2EA=2E=3A=3A.default.html","timestamp":"2014-04-20T14:12:17Z","content_type":null,"content_length":"16572","record_id":"<urn:uuid:bdad7615-71ce-4400-af30-79f989f9afc8>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-20140423032002-00048-ip-1... |
A mathematical study of the famous Dirac equation that describes particles
The latest news from academia, regulators research labs and other things of interest
Posted: Jan 07, 2013
A mathematical study of the famous Dirac equation that describes particles
(Nanowerk News) In 1928 the British physicist Paul Dirac put for... | {"url":"http://www.nanowerk.com/news2/newsid=28302.php","timestamp":"2014-04-20T21:01:14Z","content_type":null,"content_length":"39846","record_id":"<urn:uuid:c4b9a5d3-d946-437f-bd93-1e1738d53304>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00027-ip-10-147-4-33.ec2.internal.warc.gz... |
the encyclopedic entry of Projective pure spinor
In a field of
known as
representation theory pure spinors
spinor representations
of the
special orthogonal group
that are annihilated by the largest possible
of the
Clifford algebra
. They were introduced by
Elie Cartan
in the 1930's to classify
complex structures
. Pure... | {"url":"http://www.reference.com/browse/Projective+pure+spinor","timestamp":"2014-04-16T07:07:47Z","content_type":null,"content_length":"84837","record_id":"<urn:uuid:071405b9-60ff-455f-a953-161a9ab57962>","cc-path":"CC-MAIN-2014-15/segments/1397609521512.15/warc/CC-MAIN-20140416005201-00512-ip-10-147-4-33.ec2.internal... |
Surface Area of Prisms
Shodor > Interactivate > Lessons > Surface Area of Prisms
This lesson is designed to introduce students to the concept of surface area and generalize the formula for all prisms.
This lesson is designed to follow the Surface Area of a Rectangular Prism lesson.
Upon completion of this lesson, stude... | {"url":"http://www.shodor.org/interactivate/lessons/SurfaceAreaPrisms/","timestamp":"2014-04-16T19:47:16Z","content_type":null,"content_length":"37032","record_id":"<urn:uuid:503f01bf-7727-421a-a78e-0d9d858b321f>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204-00571-ip-10-147-4-33.ec2.... |
15.4 Computation of Curvature
Home | 18.013A | Chapter 15 Tools Glossary Index Up Previous Next
15.4 Computation of Curvature
Computation of curvature and the various directions of interest with respect to the curve is quite straightforward, given a parametric representation of the curve, so that we can instruct a
sp... | {"url":"http://ocw.mit.edu/ans7870/18/18.013a/textbook/HTML/chapter15/section04.html","timestamp":"2014-04-19T09:25:58Z","content_type":null,"content_length":"5889","record_id":"<urn:uuid:bde73f33-f553-4623-bbb0-a770777cfe6a>","cc-path":"CC-MAIN-2014-15/segments/1397609537097.26/warc/CC-MAIN-20140416005217-00624-ip-10-... |
Customary Units of Length (with videos, worksheets, games & activities)
Customary Units of Length
Videos, worksheets, stories and songs to help
Grade 6
students learn how to measure, estimate and convert customary units of length.
Related Topics:
Measurement Worksheets
Conversion Chart for Customary Units of Length
12 ... | {"url":"http://www.onlinemathlearning.com/measurement-of-length.html","timestamp":"2014-04-19T01:48:16Z","content_type":null,"content_length":"42682","record_id":"<urn:uuid:4abb1f07-005f-466b-941e-cb4df1fe026f>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-00617-ip-10-147-4-33.ec2.int... |
Combining Model Checking and Deduction for I/O-Automata
Olaf Müller and Tobias Nipkow, Technical University of Munich
We propose a combination of model checking and interactive theorem proving where the theorem prover is used to represent finite and infinite state systems, reason about them compositionally and
reduce t... | {"url":"http://www.cl.cam.ac.uk/~lp15/papers/Workshop/nipkow.html","timestamp":"2014-04-19T04:22:01Z","content_type":null,"content_length":"995","record_id":"<urn:uuid:08a2312f-9867-44f7-852e-33ea94a7fd3e>","cc-path":"CC-MAIN-2014-15/segments/1397609535775.35/warc/CC-MAIN-20140416005215-00569-ip-10-147-4-33.ec2.interna... |
April 17th 2008, 11:13 AM
A 20 foot ladder slides down a wall at 5ft/sec. At what speed is the bottom sliding out when the top is 10 feet from the floor (in ft/sec).
April 17th 2008, 11:36 AM
let y be the height of the ladder on the wall
using the pythagorean theorem we get
$x^2+y^2=400$ note: we also g... | {"url":"http://mathhelpforum.com/calculus/34907-speed-print.html","timestamp":"2014-04-16T08:50:04Z","content_type":null,"content_length":"6552","record_id":"<urn:uuid:c29f4f5b-7354-4cc4-b586-7f3eaa2e6b2f>","cc-path":"CC-MAIN-2014-15/segments/1397609521558.37/warc/CC-MAIN-20140416005201-00608-ip-10-147-4-33.ec2.interna... |
s for
Conjugate and cut loci of geodesic flows have a significant interest in Riemannian geometry, but few examples are known especially on manifolds of dimension greater than 2. An interesting example
from mechanics is given by the flow of the Euler top, namely, a geodesic flow on SO(3) with a left invariant metric. ... | {"url":"http://www.newton.ac.uk/programmes/HOP/Abstract5/fasso.html","timestamp":"2014-04-16T11:25:54Z","content_type":null,"content_length":"3487","record_id":"<urn:uuid:87944077-2485-49f1-a47e-96c5f484850b>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-00079-ip-10-147-4-33.ec2.inter... |
234 projects tagged "Linux"
Social Networks Visualizer (SocNetV) is a flexible and user-friendly tool for the analysis and visualization of Social Networks. It lets you construct mathematical graphs with a few clicks on a
virtual canvas, load networks of various formats (GraphViz, GraphML, Adjacency, Pajek, UCINET, etc... | {"url":"http://freecode.com/tags/linux?page=1&sort=updated_at&with=2892&without=17","timestamp":"2014-04-20T12:55:14Z","content_type":null,"content_length":"120034","record_id":"<urn:uuid:911c872b-a753-45a4-8057-d1d72c341515>","cc-path":"CC-MAIN-2014-15/segments/1397609538423.10/warc/CC-MAIN-20140416005218-00615-ip-10-... |
The Erdos- de Bruijn theorem
The mathematician
Nicolaas Govert de Bruijn
passed away on Feb 17, 2012. The number of things named after him is quite large. I will discuss the Erdos-de Bruijn theorem.
Erdos-de Bruijn theorem:
An (infinite) graph G is k-colorable iff every finite subgraph is k-colorable.
I will sketch the... | {"url":"http://blog.computationalcomplexity.org/2012/02/erdos-de-bruijn-theorem.html","timestamp":"2014-04-18T18:38:22Z","content_type":null,"content_length":"160930","record_id":"<urn:uuid:55b145d2-51e5-49e3-87c2-7d50fecc8ec5>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.7/warc/CC-MAIN-20140416005215-00633-ip-10... |
Big Ideas Numeracy Workshop
Ontario Maths Curriculum - The Big Ideas and Principles of Effective Mathematics Instruction
Ontario Maths Curriculum - The Big Ideas and Principles of Effective Mathematics Instruction
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© All Rights Reserved | {"url":"http://www.slideshare.net/guesta70bbc/big-ideas-numeracy-workshop","timestamp":"2014-04-23T21:05:32Z","content_type":null,"content_length":"141277","record_id":"<urn:uuid:680134e8-8928-46af-97bc-1a550e2de4e8>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00122-ip-10-147-4-33.e... |
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Topic: independence
Replies: 2 Last Post: Dec 14, 1999 2:56 PM
Messages: [ Previous | Next ]
RE: indep... | {"url":"http://mathforum.org/kb/thread.jspa?threadID=197592&messageID=728144","timestamp":"2014-04-21T05:15:21Z","content_type":null,"content_length":"20340","record_id":"<urn:uuid:18c2aaa4-a5b8-4915-9ccc-21e8f61350ef>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00302-ip-10-147-4-3... |
Shortest-route methods: 1. reaching, pruning, and buckets
Results 1 - 10 of 16
, 1990
"... Efficient implementations of Dijkstra's shortest path algorithm are investigated. A new data structure, called the radix heap, is proposed for use in this algorithm. On a network with n
vertices, mn edges, and nonnegative integer... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=912681","timestamp":"2014-04-21T01:46:42Z","content_type":null,"content_length":"35978","record_id":"<urn:uuid:ba093824-1b56-4ee5-ab05-16f7cfd4dcf9>","cc-path":"CC-MAIN-2014-15/segments/1397609539337.22/warc/CC-MAIN-20140416005219-00524-ip-10-147-4-33.ec2.internal.war... |
Regression Analysis: Method of Least Squares
Next: Tests for the Regression Up: 10.001: Correlation and Regression Previous: Correlation Analysis
Once we have established that a strong correlation exists between x and y, we would like to find suitable coefficients a and b so that we can represent y using a best fit... | {"url":"http://web.mit.edu/10.001/Web/Course_Notes/Statistics_Notes/Correlation/node3.html","timestamp":"2014-04-19T19:53:26Z","content_type":null,"content_length":"14613","record_id":"<urn:uuid:7347a814-ce14-46b8-aa8b-7e9a8bbd6f87>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-00379... |
Materials, Devices, and Circuit Simulations Laboratory
9. “Charged quantum dots for high efficiency photovoltaics and IR sensing,” A. Sergeev, N. Vagidov, V. Mitin, and K. Sablon, in Future Trends in Microelectronics, editors S. Luryi, J. Xu, and A.
Zaslavsky, Wiley-IEEE Press, 2013, pp.244-253.
8. “Concepts of teraher... | {"url":"http://www.ee.buffalo.edu/faculty/mitin/mitin_review.html","timestamp":"2014-04-18T05:30:19Z","content_type":null,"content_length":"19647","record_id":"<urn:uuid:e87fbfde-6bb6-488e-bd72-2b77f901076d>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-00590-ip-10-147-4-33.ec2.intern... |
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September 2006
Superficiality: solution
Is it better for you to stay in one group or to split up into two or more smaller groups? This was a problem faced by naval convoys trying to avoid being found by enemy submarines during World War
II, and it was also the problem posed in last issue's Outer Space.... | {"url":"http://plus.maths.org/content/comment/reply/4792","timestamp":"2014-04-18T03:12:59Z","content_type":null,"content_length":"23368","record_id":"<urn:uuid:b48de277-a059-44a8-b199-6996ab5f7883>","cc-path":"CC-MAIN-2014-15/segments/1397609532480.36/warc/CC-MAIN-20140416005212-00112-ip-10-147-4-33.ec2.internal.warc.... |
What $Re(f(z))=c$ can be if $f$ is a holomorphic function ?
up vote 2 down vote favorite
Suppose that $f:U\subset\mathbb{C}\to\mathbb{C}$, where $U$ is a region in the complex plane, is a holomorphic function.
Of course, if $c\in\mathbb{R}$ is a regular value for $\text{Re}(f(z))$ then $\text{Re}(f(z))^{-1}(c)$ is an u... | {"url":"http://mathoverflow.net/questions/47396/what-refz-c-can-be-if-f-is-a-holomorphic-function/47402","timestamp":"2014-04-18T05:52:01Z","content_type":null,"content_length":"57707","record_id":"<urn:uuid:f7cb93ee-7884-486e-b4e2-538b2e4c1d38>","cc-path":"CC-MAIN-2014-15/segments/1397609532573.41/warc/CC-MAIN-2014041... |
Calculate Turn Around Times
I need to calculate turn around time between two sets of data reflecting both a starting date and time and obviously an ending date and time. This should reflect work hours meaning a day that starts
at 08:00 and end at 16:30.
That would be a start and would be great if someone can show me ho... | {"url":"http://excel.bigresource.com/Calculate-Turn-Around-Times-pG8V2te9.html","timestamp":"2014-04-20T01:10:16Z","content_type":null,"content_length":"67901","record_id":"<urn:uuid:69ca73dd-1634-42c6-81e6-67dfb26fd9b9>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MAIN-20140416005217-00066-ip-10-147-4-... |
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why OS is not working on mozilla and google chrome???
• one ... | {"url":"http://openstudy.com/updates/50b94dd1e4b0c789d5106489","timestamp":"2014-04-17T16:18:31Z","content_type":null,"content_length":"58182","record_id":"<urn:uuid:104b61ca-82df-4f8f-9538-8d452dd024b5>","cc-path":"CC-MAIN-2014-15/segments/1397609530136.5/warc/CC-MAIN-20140416005210-00659-ip-10-147-4-33.ec2.internal.w... |
Beautiful Mathematics
Beautiful Mathematics is about beautiful mathematical concepts and creations. Mathematical ideas have an aesthetic appeal that can be appreciated by those who have the time and dedication to
investigate. Mathematical topics are presented in the categories of words, images, formulas, theorems, proo... | {"url":"http://www.maa.org/publications/ebooks/beautiful-mathematics?device=mobile","timestamp":"2014-04-18T10:19:46Z","content_type":null,"content_length":"22707","record_id":"<urn:uuid:bb9c46e6-d3a0-4cda-9f59-153e2b4f765e>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416005213-00158-ip-10-1... |
MathGroup Archive: January 2004 [00632]
[Date Index] [Thread Index] [Author Index]
Re: Problem with graphics
• To: mathgroup at smc.vnet.net
• Subject: [mg45936] Re: [mg45897] Problem with graphics
• From: Andrzej Kozlowski <akoz at mim... | {"url":"http://forums.wolfram.com/mathgroup/archive/2004/Jan/msg00632.html","timestamp":"2014-04-20T16:49:52Z","content_type":null,"content_length":"35595","record_id":"<urn:uuid:49f37e63-b37b-44c2-a436-c81b629a8be2>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00560-ip-10-147-4-33.... |
Double/half angle identity help!
February 12th 2013, 10:02 AM #1
Aug 2012
Double/half angle identity help!
Hello all, currently working on an assignment proving identities via the usage of half-angle and double-angle formulas.
All have seemed ok so far, yet I'm incredibly stuck on this problem:
cosA+sin... | {"url":"http://mathhelpforum.com/trigonometry/212994-double-half-angle-identity-help.html","timestamp":"2014-04-18T04:12:30Z","content_type":null,"content_length":"37393","record_id":"<urn:uuid:a5a70c0c-7021-436e-95e2-a6339c037095>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00650-i... |
Caddo Mills Geometry Tutor
Find a Caddo Mills Geometry Tutor
...I like inspiring students about the real world application of physics which makes them appreciate the things that they learn at school. I tutor both high school and college physics students. I
am a physicist with both a bachelor and master’s degree in ... | {"url":"http://www.purplemath.com/caddo_mills_geometry_tutors.php","timestamp":"2014-04-19T12:32:43Z","content_type":null,"content_length":"23773","record_id":"<urn:uuid:6b0cd44c-7c35-4667-87dc-8da03ef77559>","cc-path":"CC-MAIN-2014-15/segments/1397609537186.46/warc/CC-MAIN-20140416005217-00246-ip-10-147-4-33.ec2.inter... |
Displaying Missing Data Values in a Graph
WebFOCUS Online Help > Creating a Graph With Graph Assistant > Displaying Missing Data Values in a Graph
Displaying Missing Data Values in a Graph
You can display missing data values (in a bar graph, line graph, area graph, or any variation of these graph types) in one of the f... | {"url":"http://www.csueastbay.edu/FOCUS/wf761doc/ibi_html/javaassist/intl/EN/help/topic253.htm","timestamp":"2014-04-16T17:43:37Z","content_type":null,"content_length":"11654","record_id":"<urn:uuid:091f27f4-82b1-4ef0-a6cf-55362783d329>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00... |
Covalent angles
Next: Dihedral angles Up: Description of the molecular Previous: Bonds Contents
Covalent angles are described by harmonic potential of the angle:
The first line specifies the number of angles.
Next lines give parameters of angles. The fields of each line have the follow meanings:
1),2) and 3) defin... | {"url":"http://www.biomolecular-modeling.com/MDynaMix-manual-52/node8.html","timestamp":"2014-04-20T23:28:11Z","content_type":null,"content_length":"3391","record_id":"<urn:uuid:076e8989-8ae4-4997-91cf-20610e97665f>","cc-path":"CC-MAIN-2014-15/segments/1397609539337.22/warc/CC-MAIN-20140416005219-00582-ip-10-147-4-33.e... |
Time Value of Money Equations
Annual Compounding
Present Value:
Future Value:
Present Value of a Cash Flow Stream:
Future Value of a Cash Flow Stream:
Present Value of an Annuity:
Future Value of an Annuity:
Other Compounding Periods
Rate per Period:
Effective Annual Rate:
Present Value:
Future Value:
Present Value of ... | {"url":"http://www.zenwealth.com/BusinessFinanceOnline/TVM/TVMEquations.html","timestamp":"2014-04-17T00:58:21Z","content_type":null,"content_length":"15703","record_id":"<urn:uuid:0c700702-be1f-400a-bea2-c3e82107270b>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20140416005206-00283-ip-10-147-4-33... |
USING IMAGE SENSOR AND TRACKING FILTER TIME-TO-GO TO AVOID MID-AIR COLLISIONS
Patent application title: USING IMAGE SENSOR AND TRACKING FILTER TIME-TO-GO TO AVOID MID-AIR COLLISIONS
Sign up to receive free email alerts when patent applications with chosen keywords are... | {"url":"http://www.faqs.org/patents/app/20110210872","timestamp":"2014-04-16T05:23:44Z","content_type":null,"content_length":"92576","record_id":"<urn:uuid:e59c6d4b-3349-4812-938b-a69f728099a5>","cc-path":"CC-MAIN-2014-15/segments/1397609521512.15/warc/CC-MAIN-20140416005201-00654-ip-10-147-4-33.ec2.internal.warc.gz"} |
Measuring Duckweed Growth
phases (labeled A - D), as shown in the graph.
• Phase A is the lag phase. This phase occurs after plants are transferred to fresh medium with abundant nutrients. During this phase, the organism prepares to grow. Unseen biochemical changes,
cell division and differentiation of tissues oc... | {"url":"http://www.mobot.org/jwcross/duckweed/duckweed-measuring-growth.htm","timestamp":"2014-04-20T15:51:09Z","content_type":null,"content_length":"18780","record_id":"<urn:uuid:4e76bfc8-8064-4a4d-b7df-4a796821d837>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-20140416005218-00050-ip-10-147-4-33... |
Professor Whiteford
This semester I have had the unusual but distinct pleasure of supervising two math majors in their elementary school student teaching placements. Using the
Bridges in Mathematics
program with their first/second multi-grade classrooms they have had a profound impact not only on their students' math s... | {"url":"http://professorwhiteford.blogspot.com/","timestamp":"2014-04-16T13:16:15Z","content_type":null,"content_length":"123572","record_id":"<urn:uuid:abce8be3-3eb5-4e93-8c9c-5bc5c91fe71a>","cc-path":"CC-MAIN-2014-15/segments/1397609523429.20/warc/CC-MAIN-20140416005203-00656-ip-10-147-4-33.ec2.internal.warc.gz"} |
CM rational points on modular curves
up vote 6 down vote favorite
Dear MO Community,
I am trying to understand Mazur's 1976 notes "Rational points on Modular Curves" (which can be found in Springer Lecture Notes in Mathematics 601).
Let N be a prime number, and let $X_0(N)$ be the usual modular curve over $\mathbb{Q}$.... | {"url":"http://mathoverflow.net/questions/34269/cm-rational-points-on-modular-curves","timestamp":"2014-04-18T20:50:47Z","content_type":null,"content_length":"53162","record_id":"<urn:uuid:b32a73b1-3917-4595-a6a7-c619930a2120>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.9/warc/CC-MAIN-20140416005215-00217-ip-10-... |
David Allan Spence
Born: 3 January 1926 in Auckland, New Zealand
Died: 7 September 2003 in Headington, Oxford, England
... | {"url":"http://www-history.mcs.st-andrews.ac.uk/Biographies/Spence_David.html","timestamp":"2014-04-20T08:43:43Z","content_type":null,"content_length":"13445","record_id":"<urn:uuid:cc4e5b78-9157-403e-88e6-58e77b2f53b6>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/warc/CC-MAIN-20140416005218-00047-ip-10-147-4-3... |
Math Help
March 12th 2010, 01:42 AM #1
Junior Member
Feb 2009
Task 2: Cubics in the form y=x^3 + k
a) use technology to assist you to draw sketch graphs for y =x^3 + k when k=0,1,3,-2,-4
b)what is the geometrical significance of k in y=x^3+k ?
I am concerned that this question and the other ones si... | {"url":"http://mathhelpforum.com/algebra/133433-cubics.html","timestamp":"2014-04-16T07:33:32Z","content_type":null,"content_length":"36840","record_id":"<urn:uuid:04b75cea-d145-4a1f-aa39-801c1ca108cc>","cc-path":"CC-MAIN-2014-15/segments/1397609521558.37/warc/CC-MAIN-20140416005201-00154-ip-10-147-4-33.ec2.internal.wa... |
Improved Upper Limits On Rare B_s Decays By DZERO
The DZERO collaboration has
released last week
the result of their search for the rare decay of B_s mesons into muon pairs, based on the full statistics of proton-antiproton collisions acquired during Run II - a total of 10.4 inverse femtobarns
of integrated luminosity.... | {"url":"http://www.science20.com/quantum_diaries_survivor/improved_upper_limits_rare_b_s_decays_dzero-101870","timestamp":"2014-04-21T06:44:24Z","content_type":null,"content_length":"47784","record_id":"<urn:uuid:6b26092d-d261-417a-98aa-75bfba2e0707>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20... |
Keeping Both Solutions Examples Page 1
A square has an area of 100 cm^2. What is the length of one side of the square?
Draw a square. Tracing a pad of Post-It notes works like a charm if your freehand lines are a little shaky. Label the side length s (or x, or y, or @, or whatever variable you like). We can see that
th... | {"url":"http://www.shmoop.com/equations-inequalities/keeping-both-solutions-examples.html","timestamp":"2014-04-17T01:53:29Z","content_type":null,"content_length":"37433","record_id":"<urn:uuid:8daa42ac-e7a2-40dc-9054-1b324b37a8fc>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00193-i... |
Of the students who eat in a certain cafeteria, each student
Author Message
Of the students who eat in a certain cafeteria, each student [#permalink] 03 Jun 2010, 23:29
... | {"url":"http://gmatclub.com/forum/of-the-students-who-eat-in-a-certain-cafeteria-each-student-95246.html","timestamp":"2014-04-19T16:04:45Z","content_type":null,"content_length":"218457","record_id":"<urn:uuid:f4b4e544-d0fa-4106-81cb-a2b50ed0be5d>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-201404... |
Mrs. Smith’s Blog
TB page 398 #1-17, 19, 20
Finish – “Graphing Relations” handout. 2-sided!
Graphing Relations WS
I hope you had a great break!
Homework – Function Tables handout (2-sided)
Notes – Function Tables – KEY
Function Tables WS (homework)
Math test today (Thursday). No homework tonight or Friday. Have ... | {"url":"http://podcasts.shelbyed.k12.al.us/l2smith/page/2/","timestamp":"2014-04-21T07:05:21Z","content_type":null,"content_length":"35122","record_id":"<urn:uuid:e54d4798-070a-45a8-9c60-45054b2eafef>","cc-path":"CC-MAIN-2014-15/segments/1398223204388.12/warc/CC-MAIN-20140423032004-00037-ip-10-147-4-33.ec2.internal.war... |
FOM: R: Connections between mathematics, physics and FOM
Luigi Borzacchini gibi at pascal.dm.uniba.it
Thu Feb 3 03:58:54 EST 2000
-----Messaggio originale-----
Da: Jeffrey John Ketland <Jeffrey.Ketland at nottingham.ac.uk>
A: fom at math.psu.edu <fom at math.psu.edu>
Data: lunedì 31 gennaio 2000 20.23
Oggetto: FOM: Con... | {"url":"http://www.cs.nyu.edu/pipermail/fom/2000-February/003726.html","timestamp":"2014-04-17T18:26:16Z","content_type":null,"content_length":"5419","record_id":"<urn:uuid:1e783e26-01a0-4411-a579-a744838906ca>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-20140416005210-00529-ip-10-147-4-33.ec2.in... |
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Topic: alg/geo to calculus
Replies: 5 Last Post: Feb 22, 1995 1:33 AM
Messages: [ Previous | Next ]
Re... | {"url":"http://mathforum.org/kb/message.jspa?messageID=1473005","timestamp":"2014-04-17T05:08:39Z","content_type":null,"content_length":"23624","record_id":"<urn:uuid:b896533f-69f6-460a-b256-f205fa9b405b>","cc-path":"CC-MAIN-2014-15/segments/1397609526252.40/warc/CC-MAIN-20140416005206-00316-ip-10-147-4-33.ec2.internal... |
st: RE: a possible - foreach - question?
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
st: RE: a possible - foreach - question?
From "Martin Weiss" <martin.weiss1@gmx.de>
To <statalist@hsphsun2.harvard.edu>
Subject st: RE: a possible - foreach - question?
Date Tue, 14 Oct 2008 1... | {"url":"http://www.stata.com/statalist/archive/2008-10/msg00729.html","timestamp":"2014-04-16T07:32:52Z","content_type":null,"content_length":"7188","record_id":"<urn:uuid:f601ae6d-e99a-4a43-8396-6ae3e493b66d>","cc-path":"CC-MAIN-2014-15/segments/1398223206672.15/warc/CC-MAIN-20140423032006-00283-ip-10-147-4-33.ec2.int... |
Need help with chain rule for relating ds/dt to dx/dt and dy/dt
I have narrowed down my question, specifically to the area I have highlighted on this picture (bear in mind, I can't post pics under 10 posts):
http:// i.imgur .com /62erw.png
Where did all the dx/dt and dy/dt come from on the right side? I don't understan... | {"url":"http://www.physicsforums.com/showthread.php?t=611147","timestamp":"2014-04-19T07:35:04Z","content_type":null,"content_length":"34972","record_id":"<urn:uuid:fe1af55a-b1fa-4d16-b3d3-7740df2b475d>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00346-ip-10-147-4-33.ec2.internal.w... |
Parallel Computing and Computer Clusters/Theory
Typical real-world applicationsEdit
What do people do with clusters of computers?
• The web
□ Search engine indexes
□ Databases
• Scientific and engineering work
□ Weather modeling and prediction
□ Molecular modeling
□ Product design and ... | {"url":"http://en.m.wikibooks.org/wiki/Parallel_Computing_and_Computer_Clusters/Theory","timestamp":"2014-04-18T15:46:08Z","content_type":null,"content_length":"19386","record_id":"<urn:uuid:132988d8-9395-47ac-8a70-1626f9c077f5>","cc-path":"CC-MAIN-2014-15/segments/1397609533957.14/warc/CC-MAIN-20140416005213-00399-ip-... |
A Review of THE KLEIN FOUR's CD
As a collector of Novelty songs
a math-person I was morally obligated to purchase
Musical Fruitcake
The Klein Four
, a band consisting of math grad students singing songs about math. They sing a cappella (without instruments). While you are not morally obligated to purchase their CD,
you... | {"url":"http://blog.computationalcomplexity.org/2007/07/review-of-klein-fours-cd.html","timestamp":"2014-04-16T18:56:40Z","content_type":null,"content_length":"178941","record_id":"<urn:uuid:6235c403-6c7d-4d3f-950a-254a51496514>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00273-ip-... |
Algebra refigured
Ok, so I have often seen Danica McKellar's books in book stores and have been disgusted. Call me an elitist but titles like Math Doesn't Suck: How to Survive Middle-School Math without Losing Your
Mind or Breaking a Nail, Kiss My Math: Showing Pre-Algebra Who's Boss , and Hot X: Algebra Exposed! kind ... | {"url":"http://mathhelpforum.com/math/162561-algebra-refigured.html","timestamp":"2014-04-17T19:00:52Z","content_type":null,"content_length":"34050","record_id":"<urn:uuid:bd9e4a36-940f-43ff-96c3-fd49aaffbd36>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-20140416005210-00441-ip-10-147-4-33.ec2.int... |
Custom Grade Formulas in the Moodle Gradebook
A grade formula is a calculation used to determine grades that is generally based on a combination of other grade items and numeric calculations. Instructors can use the Calculation tool in the
Moodle Gradebook to create their own formulas as an alternative to Moodle's pres... | {"url":"https://www.oit.umass.edu/support/moodle/custom-grade-formulas-moodle-grade-book","timestamp":"2014-04-23T06:41:56Z","content_type":null,"content_length":"22248","record_id":"<urn:uuid:e31eb70b-64a4-40af-9cd9-7bcdf0a40fd3>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00024-i... |