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[Numpy-discussion] cross product of two 3xn arrays
Ian Harrison harrison.ian at gmail.com
Wed Feb 15 17:21:17 CST 2006
I have two groups of 3x1 arrays that are arranged into two larger 3xn
arrays. Each of the 3x1 sub-arrays represents a vector in 3D space. In
Matlab, I'd use the function cross() to calculate the cross ... | {"url":"http://mail.scipy.org/pipermail/numpy-discussion/2006-February/006332.html","timestamp":"2014-04-20T18:53:24Z","content_type":null,"content_length":"3309","record_id":"<urn:uuid:ef863541-a3d5-411c-909d-ea0a1866d1b3>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00521-ip-10-14... |
Neurophysicists to everyone: “There is an optimal brain frequency”
We may be familiar with the concept of electrical/chemical signals relating to neural communication. So, now imagine of every synapse branching out from every neuron - like an antenna, is tuned to a
different frequency signal with a specific optimal poi... | {"url":"http://psydoctor8.tumblr.com/post/11030206754/neurophysicists-to-everyone-there-is-an-optimal","timestamp":"2014-04-19T06:55:11Z","content_type":null,"content_length":"37982","record_id":"<urn:uuid:d44bce67-e5b3-4640-879c-123de705b778>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-201404160... |
A characterization of the Gamma distribution
Results 1 - 10 of 16
, 1995
"... The two-parameter Poisson-Dirichlet distribution, denoted pd(ff; `), is a distribution on the set of decreasing positive sequences with sum 1. The usual Poisson-Dirichlet distribution with a
single parameter `, introduced by Kingman, is pd(0;... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=458696","timestamp":"2014-04-19T01:07:15Z","content_type":null,"content_length":"36239","record_id":"<urn:uuid:b157282e-f543-453f-843c-e909cf985099>","cc-path":"CC-MAIN-2014-15/segments/1397609535535.6/warc/CC-MAIN-20140416005215-00387-ip-10-147-4-33.ec2.internal.warc... |
Chern studied at Nankai University in Tientsin, China, then undertook graduate studies at Tsing Hua University, Peking. He was the only graduate student in mathematics to enter the university in 1930
but during his four years there he not only studied widely in projective differential geometry but he also began to publ... | {"url":"http://www.cim.nankai.edu.cn/nim_e/aboutchern.htm","timestamp":"2014-04-16T19:35:01Z","content_type":null,"content_length":"11711","record_id":"<urn:uuid:a90b5fe3-9fc5-4b57-97ce-d225c6cab15b>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00550-ip-10-147-4-33.ec2.internal.warc.... |
The Principia: Mathematical Principles of Natural Philosophy
Lowest new price: $13.15
Lowest used price: $11.87
List price: $19.99
Author: Isaac Newton
Brand: Brand: Snowball Publishing
This book is a complete volume of Newton's mathematical principles relating to natural philosophy and his system of the world. Newton... | {"url":"http://www.linuxcoding.com/skedoodle/Books/14561","timestamp":"2014-04-20T08:44:55Z","content_type":null,"content_length":"43564","record_id":"<urn:uuid:14803f9d-daab-4958-b716-0b0124320826>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-20140423032002-00233-ip-10-147-4-33.ec2.internal.warc.... |
the first resource for mathematics
Identification of partially coated anisotropic buried objects using electromagnetic Cauchy data.
(English) Zbl 1134.78008
Summary: We consider the three dimensional electromagnetic inverse scattering problem of determining information about a target buried in a known inhomogeneous med... | {"url":"http://zbmath.org/?q=an:1134.78008","timestamp":"2014-04-17T09:37:12Z","content_type":null,"content_length":"21746","record_id":"<urn:uuid:aa0c67b9-ca10-4a40-ab78-a30972e68c80>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00612-ip-10-147-4-33.ec2.internal.warc.gz"} |
Algorithm Tutorials
Geometry Concepts: Basic Concepts
By lbackstrom
TopCoder Member
Vector Addition
Dot Product
Cross Product
Line-Point Distance
Polygon Area
Many TopCoders seem to be mortally afraid of geometry problems. I think it's safe to say that the majority of them would be in favor of a ban on TopCoder geometr... | {"url":"http://community.topcoder.com/tc?module=Static&d1=tutorials&d2=geometry1","timestamp":"2014-04-16T10:15:03Z","content_type":null,"content_length":"59207","record_id":"<urn:uuid:31dae460-26d1-4b0a-be3d-83ae4ae7acee>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00072-ip-10-147... |
Convolution is the most important and fundamental concept in signal processing and analysis. By using convolution, we can construct the output of system for any arbitrary input signal, if we know the
impulse response of system.
How is it possible that knowing only impulse response of system can determine the output for... | {"url":"http://songho.ca/dsp/convolution/convolution.html","timestamp":"2014-04-17T17:28:13Z","content_type":null,"content_length":"27796","record_id":"<urn:uuid:c4a5ddf8-99b4-4cb8-8282-a87c5fa76508>","cc-path":"CC-MAIN-2014-15/segments/1397609530136.5/warc/CC-MAIN-20140416005210-00478-ip-10-147-4-33.ec2.internal.warc.... |
Clifford Johnson Tribute PostClifford Johnson Tribute Post
Clifford Johnson Tribute Post
Chad Orzel on May 14, 2007
Here’s a picture of some pretty flowers:
These are from the ornatmental cherry tree in our front yard. Like all the other similar trees in the neighborhood, it’s absolutely exploded over the past week.
Al... | {"url":"http://scienceblogs.com/principles/2007/05/14/clifford-johnson-tribute-post-2/","timestamp":"2014-04-25T00:07:40Z","content_type":null,"content_length":"74173","record_id":"<urn:uuid:6d2c9ff9-f745-48f7-a6ae-8557022cfa48>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00084-ip-... |
Summary: New Spectra of Strongly Minimal Theories in Finite Languages
Uri Andrews
We describe strongly minimal theories Tn with finite languages such that in the chain of
countable models of Tn, only the first n models have recursive presentations. Also, we
describe a strongly minimal theory with a finite language such... | {"url":"http://www.osti.gov/eprints/topicpages/documents/record/594/1397329.html","timestamp":"2014-04-19T08:05:53Z","content_type":null,"content_length":"8496","record_id":"<urn:uuid:758b4926-fa79-4850-a621-24f7244ea50e>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00621-ip-10-147-... |
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Solve the following system of equations by using the substitut... | {"url":"http://openstudy.com/updates/4ff1db9ae4b03c0c488a9135","timestamp":"2014-04-21T15:37:43Z","content_type":null,"content_length":"84672","record_id":"<urn:uuid:655e9b05-f5bf-4547-afc6-293f09ce8faf>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00053-ip-10-147-4-33.ec2.internal.w... |
Solving trig equations
March 4th 2010, 11:02 AM #1
Mar 2010
Solving trig equations
Ok Well, I need a lot of help with this. I hav eso many problems to do and I do not even know where to start.
I just want to get help with a few and then I'll see if I can figure out how to do them on my own..
Ok so here ... | {"url":"http://mathhelpforum.com/trigonometry/132040-solving-trig-equations.html","timestamp":"2014-04-17T23:34:56Z","content_type":null,"content_length":"50382","record_id":"<urn:uuid:1e031e7b-5b58-4842-a68a-fab9028cdd50>","cc-path":"CC-MAIN-2014-15/segments/1397609532374.24/warc/CC-MAIN-20140416005212-00516-ip-10-147... |
Math Homework Help - eNotes.com - All Questions
Homework Help
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If your question concerns another topic, please post it here
Tips for Getting a Great Answer Fast
1. Ask one specific question. General questions or multiple questions are less likely to ... | {"url":"http://www.enotes.com/homework-help/topic/math?pg=6&filters=All","timestamp":"2014-04-18T10:58:40Z","content_type":null,"content_length":"92066","record_id":"<urn:uuid:ff696151-2147-427e-bceb-319bbf573d7c>","cc-path":"CC-MAIN-2014-15/segments/1397609533308.11/warc/CC-MAIN-20140416005213-00463-ip-10-147-4-33.ec2... |
With antenna simulation software we can estimate the possible performance of antennas down to fractions of a dB - but only under the assumption of perfectly flat terrain. While still looking for such
a QTH I got interested in the influence of the real world terrain on our antennas. It seems to be a terrain with not too... | {"url":"http://www.dl8mbs.de/40993/44860.html","timestamp":"2014-04-20T08:14:54Z","content_type":null,"content_length":"21080","record_id":"<urn:uuid:2b981b91-298c-42aa-bd3a-d42a316582f5>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/warc/CC-MAIN-20140416005218-00573-ip-10-147-4-33.ec2.internal.warc.gz"} |
Contributions of Tidal Poisson Terms in the Theory of the Nutation of a Nonrigid Earth
Dehant, V. and Folgueira, Marta and Rambaux, N. and Lambert, S.B. (2009) Contributions of Tidal Poisson Terms in the Theory of the Nutation of a Nonrigid Earth. In Observing our changing earth.
Springer, Berlín, pp. 455-462. ISBN 978... | {"url":"http://eprints.ucm.es/15265/","timestamp":"2014-04-19T02:43:48Z","content_type":null,"content_length":"39769","record_id":"<urn:uuid:1c150df0-0c39-45ba-a2c4-c4398f0093f6>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-00520-ip-10-147-4-33.ec2.internal.warc.gz"} |
Density of numbers having large prime divisors (formalizing heuristic probability argument)
up vote 8 down vote favorite
I want to prove that the set of natural numbers n having a prime divisor greater than $\sqrt{n}$ is positive.
I have a heuristic argument that this density should be $\log 2$, which is approximately ... | {"url":"http://mathoverflow.net/questions/14664/density-of-numbers-having-large-prime-divisors-formalizing-heuristic-probabilit?sort=oldest","timestamp":"2014-04-19T02:36:46Z","content_type":null,"content_length":"88101","record_id":"<urn:uuid:2b95de43-9a35-4fe0-888f-7ab0ff8daf03>","cc-path":"CC-MAIN-2014-15/segments/1... |
publications > report > an isotopic study of northeast Everglades National Park and adjacent urban areas > box models
An Isotopic Study of Northeast Everglades National Park and Adjacent Urban Areas
Chapter II: Technical Results
II.4 Box Models
Two box models were developed for this study and are referred to herein as ... | {"url":"http://sflwww.er.usgs.gov/publications/reports/isotopic_ever/boxmodels.html","timestamp":"2014-04-20T13:35:12Z","content_type":null,"content_length":"53058","record_id":"<urn:uuid:121ef1b5-9a2c-4e64-923d-7cd4411b3def>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416005218-00237-ip-10-... |
Adaptive harvest management 2006 duck hunting season
Adaptive Harvest
22000066 Hunttiingg Seeaassoon
U.S. Fish & Wildlife Service
2006 Hunting Season
The process of setting waterfowl hunting regulations is conducted annually in the United States (Blohm 1989).
This process involves a number of meetings wh... | {"url":"http://digitalmedia.fws.gov/cdm/singleitem/collection/document/id/1392/rec/28","timestamp":"2014-04-17T04:49:41Z","content_type":null,"content_length":"274179","record_id":"<urn:uuid:0132f7e1-653c-4de4-a236-21bb58efc4ea>","cc-path":"CC-MAIN-2014-15/segments/1397609526252.40/warc/CC-MAIN-20140416005206-00059-ip-... |
A. Effects of inter-ribbon LIPC on ZGNRs
1. Atomic structure and charge density
2. Spin density
3. Energy band structure
B. Effects of inter-ribbon LIPC on AGNRs
1. Atomic structure and charge density
2. Energy band structure | {"url":"http://scitation.aip.org/content/aip/journal/jap/111/4/10.1063/1.3686673","timestamp":"2014-04-16T05:42:23Z","content_type":null,"content_length":"81565","record_id":"<urn:uuid:4c346116-508a-4989-8f49-4b6151224fb4>","cc-path":"CC-MAIN-2014-15/segments/1398223207985.17/warc/CC-MAIN-20140423032007-00462-ip-10-147... |
Name | Synopsis | Description | Return Values | Errors | Usage | Attributes | See Also
wcstod, wcstof, wcstold, wstod, watof– convert wide character string to floating-point number
#include <wchar.h>
double wcstod(const wchar_t *restrict nptr,
wchar_t **restrict endptr);
float wcstof(const wchar_t *restrict np... | {"url":"http://docs.oracle.com/cd/E19082-01/819-2243/wcstod-3c/index.html","timestamp":"2014-04-17T07:43:38Z","content_type":null,"content_length":"12014","record_id":"<urn:uuid:0ec32539-2dbc-4e87-b7e5-7da4b4bfe9ed>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00438-ip-10-147-4-33.e... |
Shortest Paths and d-cycle Problems
Algorithms for Shortest Paths and d-cycle Problems
Abstract: Let G be a weighted graph with n vertices and m edges. We address the d-cycle problem, i.e., the problem of finding a subgraph of minimum weight with given cyclomatic number d. Hartvigsen
[1] presented an algorithm with run... | {"url":"http://www.utdallas.edu/~besp/abs/cycle.html","timestamp":"2014-04-18T01:12:06Z","content_type":null,"content_length":"1543","record_id":"<urn:uuid:49ee5f65-4eb9-44ee-b790-e1be9cc70e36>","cc-path":"CC-MAIN-2014-15/segments/1397609532374.24/warc/CC-MAIN-20140416005212-00626-ip-10-147-4-33.ec2.internal.warc.gz"} |
The inner automorphism 3-group of a strict 2-group
David Michael Roberts and Urs Schreiber
Any group $G$ gives rise to a 2-group of inner automorphisms, $\mathrm{INN}(G)$. It is an old result by Segal that the nerve of this is the universal $G$-bundle. We discuss that, similarly, for every
2-group $G_{(2)}$ there is a ... | {"url":"http://www.emis.de/journals/JHRS/volumes/2008/n1a6/abstract.htm","timestamp":"2014-04-19T17:11:06Z","content_type":null,"content_length":"2267","record_id":"<urn:uuid:c178bb6a-59d3-456c-a80b-bcc9f6669b9c>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-00400-ip-10-147-4-33.ec2.... |
Implement Map-reduce version of stochastic SVD
• Type:
• Status: Closed
• Priority:
• Resolution: Duplicate
• Affects Version/s: None
See attached pdf for outline of proposed method.
All comments are welcome.
MAHOUT-309 Implement Stochastic Decomposition
is related to
MAHOUT-623 Bug/improvemen... | {"url":"https://issues.apache.org/jira/browse/MAHOUT-376?focusedCommentId=12921444&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel","timestamp":"2014-04-17T09:04:28Z","content_type":null,"content_length":"354205","record_id":"<urn:uuid:60abaddb-08f2-4184-9611-d0d01e566712>","cc-path":"CC-MAIN-2014... |
Intrinsic ultracontractivity, conditional lifetimes and conditional gauge for symmetric stable processes on rough domains
Results 1 - 10 of 12
- Ann. Probab , 2002
"... General gauge and conditional gauge theorems are established for a large class of (not necessarily symmetric) strong Markov processes, including Browni... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=2013416","timestamp":"2014-04-16T06:21:57Z","content_type":null,"content_length":"35980","record_id":"<urn:uuid:3fc9c7ce-2908-4ff7-b37c-71654ccb2760>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00570-ip-10-147-4-33.ec2.internal.war... |
Connection between bi-Hamiltonian systems and complete integrability
up vote 6 down vote favorite
As I understand, the lack of indication on how to obtain first integrals in Arnol'd-Liouville theory is a reason why we are interested in bi-Hamiltonian systems.
Two Poisson brackets $\{ \cdot,\cdot \} _{1} , \{ \cdot , \c... | {"url":"http://mathoverflow.net/questions/14740/connection-between-bi-hamiltonian-systems-and-complete-integrability/14747","timestamp":"2014-04-21T02:59:40Z","content_type":null,"content_length":"55093","record_id":"<urn:uuid:0092406c-6d4b-40ef-a0fa-f03ec0e0af64>","cc-path":"CC-MAIN-2014-15/segments/1397609539447.23/w... |
Adding 3 Fractions Calculator for Like or Different Denominators
Adding 3 Fractions Calculator
for Like or Different Denominators
The Adding 3 Fractions Calculator on this page will add three fractions with like or unlike denominators.
Special thanks goes out to Denise Thomas for suggesting this calculator.
This free o... | {"url":"http://www.free-online-calculator-use.com/adding-3-fractions-calculator.html","timestamp":"2014-04-19T14:29:31Z","content_type":null,"content_length":"58785","record_id":"<urn:uuid:f6a209f6-fbc1-452c-80d6-00ba9cd184e2>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20140416005217-00188-ip-10-... |
What is Energy
The greatest gift of nature to our universe is a energy. It is a boon to the mankind and it exists in different forms like solar, wind, hydro, earthly and sky. In Hindu philosophy these are
considered as five giants. The greatest and most tapped form is the energy from sun.
But then, why there is a hue a... | {"url":"http://physics.tutorvista.com/energy.html","timestamp":"2014-04-17T10:01:48Z","content_type":null,"content_length":"34557","record_id":"<urn:uuid:bb3d8da6-9c38-46f6-9311-fdbf06e4f35e>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00652-ip-10-147-4-33.ec2.internal.warc.gz"} |
MATH 4513
THIS IS A WAC COURSE!!
Instructor: Scott Sykes
Office: MP 314
Office Hours: Monday 11:00-2:00, 3:30-5:30
Wednesday 11:00-2:00
Friday 11:00-12:00
... | {"url":"http://www.westga.edu/~math/syllabi/syllabi/spring03/MATH4513.htm","timestamp":"2014-04-18T00:20:18Z","content_type":null,"content_length":"36163","record_id":"<urn:uuid:ca37338b-d3b1-4769-aa7b-a2c6ad8a8f99>","cc-path":"CC-MAIN-2014-15/segments/1397609532374.24/warc/CC-MAIN-20140416005212-00276-ip-10-147-4-33.e... |
[Numpy-discussion] untenable matrix behavior in SVN
Christopher Barker Chris.Barker@noaa....
Mon Apr 28 14:02:57 CDT 2008
Gael Varoquaux wrote:
> On Fri, Apr 25, 2008 at 01:40:29PM -0400, Alan G Isaac wrote:
>> In contrast, there *is* universal agreement that
>> x[0][0]==x[0,0] is desirable. Or so I've understood the ... | {"url":"http://mail.scipy.org/pipermail/numpy-discussion/2008-April/033281.html","timestamp":"2014-04-16T07:59:47Z","content_type":null,"content_length":"7455","record_id":"<urn:uuid:959f9780-b39d-4a1a-81d2-87c3cc6c40db>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00206-ip-10-147-4-... |
A question about the additive group of a finitely generated integral domain
up vote 4 down vote favorite
Let $R$ be an integral domain of characteristic 0 finitely generated as a ring over $\mathbb{Z}$. Can the quotient group $(R,+)/(\mathbb{Z},+)$ contain a divisible element? By a "divisible element" I
mean an element... | {"url":"http://mathoverflow.net/questions/77653/a-question-about-the-additive-group-of-a-finitely-generated-integral-domain/77669","timestamp":"2014-04-16T04:56:16Z","content_type":null,"content_length":"84393","record_id":"<urn:uuid:22319d45-53cd-4dc0-ac2f-5e3495670434>","cc-path":"CC-MAIN-2014-15/segments/13976095215... |
Re: 4x4 matrices using Cramer's Rule
Uinseann wrote:
Anyone got any ideas on how to solve 4x4 matrices by using Cramer's
Rule. I've looked in a multitude of math books and surfed the web for
hours to no avail. I can do a 3x3 no problem but unfortunately I dont
seem to be able to see how to do a 4X4. Any... | {"url":"http://sci.tech-archive.net/Archive/sci.math/2006-12/msg03344.html","timestamp":"2014-04-20T05:49:24Z","content_type":null,"content_length":"9031","record_id":"<urn:uuid:26205996-0daf-473c-94a5-5a0f28157d74>","cc-path":"CC-MAIN-2014-15/segments/1397609538022.19/warc/CC-MAIN-20140416005218-00047-ip-10-147-4-33.e... |
2C Combinations
Suppose that Alice, Betty, Cindy, and Dianne have their own private outdoors club, and that they need to select a president, a secretary, and a treasurer. This problem is a permutation one; they have
to fill a president slot, then a secretary slot, and finally a treasurer slot. As no woman would wish to... | {"url":"http://www.math.hawaii.edu/~hile/math100/combc.htm","timestamp":"2014-04-18T13:09:10Z","content_type":null,"content_length":"18662","record_id":"<urn:uuid:e20be572-bfb4-44f3-b184-29949d4773d6>","cc-path":"CC-MAIN-2014-15/segments/1397609533689.29/warc/CC-MAIN-20140416005213-00618-ip-10-147-4-33.ec2.internal.war... |
Murrieta Precalculus Tutors
...For that reason, I will provide homework and create progress reports to show the student's areas of mastery and improvement. I will not bill for a session where the student or parent is not
satisfied with my tutoring. I will often ask for ways that I can improve in my teaching methods... | {"url":"http://www.algebrahelp.com/Murrieta_precalculus_tutors.jsp","timestamp":"2014-04-18T11:56:00Z","content_type":null,"content_length":"24913","record_id":"<urn:uuid:cd7f310b-10f3-4134-acb5-1d749c5d3040>","cc-path":"CC-MAIN-2014-15/segments/1398223206770.7/warc/CC-MAIN-20140423032006-00547-ip-10-147-4-33.ec2.inter... |
the definition of inner product
Computing Dictionary
inner product definition
linear algebra
, any linear map from a
vector space
to its
defines a product on the vector space: for u, v in V and linear g: V -> V' we have gu in V' so (gu): V -> scalars, whence (gu)(v) is a scalar, known as the inner product of u and v un... | {"url":"http://dictionary.reference.com/browse/inner+product","timestamp":"2014-04-16T04:46:20Z","content_type":null,"content_length":"90257","record_id":"<urn:uuid:c19a61ab-be13-47b7-93b5-4f0169cc4897>","cc-path":"CC-MAIN-2014-15/segments/1397609521512.15/warc/CC-MAIN-20140416005201-00117-ip-10-147-4-33.ec2.internal.w... |
Increasing/Decreasing Functions
The derivative of a function may be used to determine whether the function is increasing or decreasing on any intervals in its domain. If
> 0 at each point in an interval I, then the function is said to be increasing on I.
< 0 at each point in an interval I, then the function is said to ... | {"url":"http://www.cliffsnotes.com/math/calculus/calculus/applications-of-the-derivative/increasing-decreasing-functions","timestamp":"2014-04-21T03:59:24Z","content_type":null,"content_length":"106652","record_id":"<urn:uuid:6ca64f48-dad3-4326-a8fb-7647171164b1>","cc-path":"CC-MAIN-2014-15/segments/1397609539447.23/wa... |
A New Formulation of the Unified Monte Carlo Approach (UMC-B) and Cross-Section Evaluation for the Dosimetry Reaction <sup>55</sup>Mn(n,γ)<sup>56</sup>Mn
STP1550: A New Formulation of the Unified Monte Carlo Approach (UMC-B) and Cross-Section Evaluation for the Dosimetry Reaction ^55Mn(n,γ)^56Mn
Capote, Roberto
NAPC-Nu... | {"url":"http://www.astm.org/DIGITAL_LIBRARY/STP/PAGES/STP155020120014.htm","timestamp":"2014-04-20T13:32:18Z","content_type":null,"content_length":"13585","record_id":"<urn:uuid:7c93d982-6d22-44cb-827c-ed47daaa04c0>","cc-path":"CC-MAIN-2014-15/segments/1398223206118.10/warc/CC-MAIN-20140423032006-00183-ip-10-147-4-33.e... |
Structural engineering
Structural engineering
is the field of
civil engineering
particularly concerned with the design of
-bearing structures. In practice, it is largely the implementation of
to the design of structures, such as
, walls (including retaining walls),
, etc.
Structural engineers need to design structures ... | {"url":"http://july.fixedreference.org/en/20040724/wikipedia/Structural_engineering","timestamp":"2014-04-17T21:23:10Z","content_type":null,"content_length":"5791","record_id":"<urn:uuid:8d3be1ed-3b3d-4149-ad8a-73638342ac49>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00604-ip-10-14... |
Circle Summary
This section contains 418 words
(approx. 2 pages at 300 words per page)
A circle is defined as the set of all points in a plane that are a given distance from a fixed point in the plane. The fixed point is referred to as the center of the circle. The fixed distance,
which is the distance from... | {"url":"http://www.bookrags.com/research/circle-wom/","timestamp":"2014-04-20T08:59:22Z","content_type":null,"content_length":"31896","record_id":"<urn:uuid:b58d916e-007f-44af-9036-11db06992229>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/warc/CC-MAIN-20140416005218-00315-ip-10-147-4-33.ec2.internal.warc.gz"} |
Role of applications in modern mathematics
up vote 9 down vote favorite
Older days scientists were universalists and philosophy, physics and mathematics were a part the same question - understanding the world. Nowadays one may get feeling that the role of applications in
development of modern mathematics is negligible ... | {"url":"http://mathoverflow.net/questions/123796/role-of-applications-in-modern-mathematics/123822","timestamp":"2014-04-16T13:59:25Z","content_type":null,"content_length":"63827","record_id":"<urn:uuid:362eeade-d394-47c1-b55e-1e44cd05d138>","cc-path":"CC-MAIN-2014-15/segments/1397609523429.20/warc/CC-MAIN-201404160052... |
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Description of the DLR TAU Code
Grid partitioning
For parallel computations the grids are partitioned in the requested number of domains at the start of the simulation. Therefore a simple bisection algorithm is employed. The load balanc... | {"url":"http://tau.dlr.de/code-description/","timestamp":"2014-04-24T05:48:16Z","content_type":null,"content_length":"30477","record_id":"<urn:uuid:8bf3de66-ad28-424e-b48b-28093faeed47>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-00400-ip-10-147-4-33.ec2.internal.warc.gz"} |
Re: Detailed algorithms on inline optimization
Holger Siegel <holgersiegel74@yahoo.de>
Wed, 20 Jan 2010 01:57:06 +0100
From comp.compilers
| List of all art... | {"url":"http://compilers.iecc.com/comparch/article/10-01-062","timestamp":"2014-04-20T20:57:19Z","content_type":null,"content_length":"6762","record_id":"<urn:uuid:5fcd5505-fc0b-4f78-aa3b-5dbd27a2c788>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00248-ip-10-147-4-33.ec2.internal.wa... |
American Mathematical Society
Academe Today: The Chronicle of Higher Education
The Chronicle of Higher Education
Date: March 1, 1996
Section: Opinion
Page: B1
U. of Rochester Plan to Cut Mathematics Is Recipe for Disaster
By Arthur Jaffe, Joseph... | {"url":"http://www.ams.org/news/chronicle_3-1","timestamp":"2014-04-19T18:08:24Z","content_type":null,"content_length":"45927","record_id":"<urn:uuid:27eef0e2-ec83-4687-9170-b3d63136d679>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-00109-ip-10-147-4-33.ec2.internal.warc.gz"} |
primitive roots proof
November 3rd 2009, 04:21 PM #1
Junior Member
Nov 2009
primitive roots proof
Show that if m is a number having primitive roots then the product of the positive intgeters less than or equal to m and relatively prime to it is congruent to -1 (mod m)
November 4th 2009, 04:25 AM #2
Oct 2009 | {"url":"http://mathhelpforum.com/number-theory/112255-primitive-roots-proof.html","timestamp":"2014-04-18T00:27:54Z","content_type":null,"content_length":"32436","record_id":"<urn:uuid:347de225-7cac-4a40-ad99-5507139a92df>","cc-path":"CC-MAIN-2014-15/segments/1397609532374.24/warc/CC-MAIN-20140416005212-00297-ip-10-147... |
Kalman Filter and INS
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Re: Kalman Filter and INS - Malachy Moses - 2009-04-15 00:49:00
> Two questions:
> One: Why is acceleration a state? I thought you were measuring it.
Acceleration should defini... | {"url":"http://www.dsprelated.com/showmessage/111654/2.php","timestamp":"2014-04-19T12:03:09Z","content_type":null,"content_length":"32641","record_id":"<urn:uuid:b2077e47-0b77-4b23-b912-74888ff498ec>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00552-ip-10-147-4-33.ec2.internal.warc... |
188 helpers are online right now
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Area Tool
Use this tool to determine how the length of the base and the height of a figure can be used to determine its area. Can you find the similarities and differences between the area formulas for
trapezoids, parallelograms, and triangles?
Investigate trapezoids, parallelograms, and triangles, using the tabs along... | {"url":"http://illuminations.nctm.org/Activity.aspx?id=3567","timestamp":"2014-04-20T14:15:13Z","content_type":null,"content_length":"33403","record_id":"<urn:uuid:7450206e-f051-4a3f-8575-031fd26df88d>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-20140416005218-00263-ip-10-147-4-33.ec2.internal.wa... |
Converting Cartersian coordinate term to spherical
June 10th 2011, 08:12 PM
Converting Cartersian coordinate term to spherical
I am working through a problem where the vector has a Cartesian term and want to convert it to spherical::
(Sorry, I couldn't figure out how to use the equation editor)
sqrt(x^2+y^2... | {"url":"http://mathhelpforum.com/calculus/182812-converting-cartersian-coordinate-term-spherical-print.html","timestamp":"2014-04-20T13:51:56Z","content_type":null,"content_length":"8633","record_id":"<urn:uuid:f7e8734e-02e5-4359-8f18-374d8ca11ea6>","cc-path":"CC-MAIN-2014-15/segments/1397609538787.31/warc/CC-MAIN-2014... |
Marblehead SAT Math Tutor
Find a Marblehead SAT Math Tutor
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User bobuhito
bio website
visits member for 2 years, 3 months
seen Apr 15 at 22:44
stats profile views 365
Apr coin reversal puzzle with one hand and two stacks
9 comment @Zack In similar words, I want to reverse one LIFO queue (i.e., a stack) using two other LIFO queues, but the r... | {"url":"http://mathoverflow.net/users/20757/bobuhito?tab=activity","timestamp":"2014-04-19T07:34:52Z","content_type":null,"content_length":"46779","record_id":"<urn:uuid:d35badd3-b1a9-42a2-9e1e-6a2b23eee4ac>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00298-ip-10-147-4-33.ec2.inter... |
Posts about taniyama-shimura on A Mind for Madness
We’ve done a lot of work so far just to try to define the terms in the Taniyama-Shimura conjecture, but today we should finally make it. Our last piece of information is to write down what the
L-function of a modular form is. Since I don’t want to build a whole bunch o... | {"url":"http://hilbertthm90.wordpress.com/tag/taniyama-shimura/","timestamp":"2014-04-20T00:58:55Z","content_type":null,"content_length":"106824","record_id":"<urn:uuid:146532c9-ccac-4def-a6e7-cafee65f1e7c>","cc-path":"CC-MAIN-2014-15/segments/1397609537804.4/warc/CC-MAIN-20140416005217-00648-ip-10-147-4-33.ec2.interna... |
the encyclopedic entry of Compensating variation
compensating variation
(CV) is a measure of utility change introduced by
John Hicks
(1939). 'Compensating variation' refers to the amount of additional money an agent would need to reach its initial utility after a change in prices, or a change in product quality, or the... | {"url":"http://www.reference.com/browse/Compensating+variation","timestamp":"2014-04-23T18:06:35Z","content_type":null,"content_length":"79556","record_id":"<urn:uuid:45321731-cb74-4fa1-8e4b-edfb1e0ea080>","cc-path":"CC-MAIN-2014-15/segments/1398223203235.2/warc/CC-MAIN-20140423032003-00448-ip-10-147-4-33.ec2.internal.... |
Surface integral computation
January 10th 2012, 10:21 AM
Surface integral computation
Okay, so this is a step in the proof to Liouville's theorem, and it comes from Fritz John's Partial Differential Equations 4th ed (p109, sec. 4.3). The problem is, it requires computation of a
surface integral (I think), and I... | {"url":"http://mathhelpforum.com/differential-equations/195102-surface-integral-computation-print.html","timestamp":"2014-04-17T16:21:32Z","content_type":null,"content_length":"8407","record_id":"<urn:uuid:785d28d7-0af9-4310-9ae8-d45387c58118>","cc-path":"CC-MAIN-2014-15/segments/1397609530136.5/warc/CC-MAIN-2014041600... |
Summary: Modules, comodules and cotensor products
over Frobenius algebras
Lowell Abrams
Department of Mathematics
Rutgers University
New Brunswick, NJ 08903
We characterize noncommutative Frobenius algebras A in terms of
the existence of a coproduct which is a map of left A e modules. We
show that the category of righ... | {"url":"http://www.osti.gov/eprints/topicpages/documents/record/1021/3896347.html","timestamp":"2014-04-21T07:50:09Z","content_type":null,"content_length":"7984","record_id":"<urn:uuid:7d1308d4-123e-458f-b36e-97ed5bea85dd>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00527-ip-10-147-... |
Arvada, CO ACT Tutor
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Matrix Transformation
June 1st 2011, 10:38 AM #1
Apr 2011
Matrix Transformation
Hey, our lecture course on matrices has finished and I have no idea how to solve this problem, could someone point me in the right direction?
'Find the transformation that takes:
3x^2 - 2y^2 - z^2 -4xy +12yz +8xz
Into di... | {"url":"http://mathhelpforum.com/advanced-algebra/182185-matrix-transformation.html","timestamp":"2014-04-18T09:49:03Z","content_type":null,"content_length":"49340","record_id":"<urn:uuid:35ea0b25-2a45-437a-ab83-f75df94dfa43>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416005213-00081-ip-10-... |
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Topic: Probabilities not in [0,1]?
Replies: 8 Last Post: Mar 12, 2013 10:56 PM
Messages: [ Previous | N... | {"url":"http://mathforum.org/kb/thread.jspa?threadID=2440056&messageID=8587675","timestamp":"2014-04-16T16:21:24Z","content_type":null,"content_length":"25635","record_id":"<urn:uuid:da754de0-2545-4615-81aa-df77aed548c7>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00610-ip-10-147-4... |
Posts by
Total # Posts: 6
Please help! Does this question have a formula, if so how can I answer this question without the formula? Is it possible. Hockey teacm receive 2 points when they win and 1 point when they tie. The
team won a championship with 50 points. They won 10 more games than they tied. H...
can someone ... | {"url":"http://www.jiskha.com/members/profile/posts.cgi?name=Hawkins","timestamp":"2014-04-21T08:29:19Z","content_type":null,"content_length":"7694","record_id":"<urn:uuid:759f3121-1e9e-46cd-8ec8-08b0b84e2f1a>","cc-path":"CC-MAIN-2014-15/segments/1397609539665.16/warc/CC-MAIN-20140416005219-00364-ip-10-147-4-33.ec2.int... |
Surface Networks: New techniques for their automated extraction, ge...
Surface Networks: New techniques for their automated extraction, generalisation and application
The nature of data structures used for the representation of terrain has a great influence on the possible applications and reliability of consequent ter... | {"url":"http://www.slideshare.net/sanjay_rana/surface-networks-new-techniques-for-their-automated-extraction-generalisation-and-application","timestamp":"2014-04-18T07:05:04Z","content_type":null,"content_length":"480493","record_id":"<urn:uuid:906f6312-9241-4c70-94c7-35ed2eee93ee>","cc-path":"CC-MAIN-2014-15/segments/... |
find the area coordinate triangle
Hello Given 3 points: (3,2) (-3,-3) (5,-1) are the vertices of a triangle. Find the area of the triangle.
Do you have to use a particular method?. Try using the distance formula to find the lengths of the sides, then use Heron's formula. You could show off and find the equations of the... | {"url":"http://mathhelpforum.com/pre-calculus/21017-find-area-coordinate-triangle-print.html","timestamp":"2014-04-18T10:19:31Z","content_type":null,"content_length":"6345","record_id":"<urn:uuid:771f668e-36a1-4fb4-8711-e9fb16bdc367>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416005213-0034... |
San Bruno Algebra Tutor
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Floating point numbers - what else can be done?
Avoiding errors
High performance access to file storage
So what does using base-10 floating point actually mean? Well, as there effectively isn't a standard governing decimal floats we can't say exactly, but to give us an idea lets stick with the
structure of the IEEE bas... | {"url":"http://www.theregister.co.uk/2006/09/20/floating_point_numbers_2?page=3","timestamp":"2014-04-17T08:29:23Z","content_type":null,"content_length":"49338","record_id":"<urn:uuid:b43c1c13-4c82-4a40-86b0-2964756e51ce>","cc-path":"CC-MAIN-2014-15/segments/1398223203422.8/warc/CC-MAIN-20140423032003-00466-ip-10-147-4... |
Montgomery, IL Prealgebra Tutor
Find a Montgomery, IL Prealgebra Tutor
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Infosys Placement Paper Aptitude Questions
18 June 2009 8,675 views One Comment
Infosys Placement Paper Questions
Aptitude / Reasoning objective type – multiple choice questions. Latest Sample RS Aggarwal and Barons Placement Test Problems.
IF rose code as 6786 hot coded as 879 then search will code asin this q there i... | {"url":"http://collegekhabar.com/resource/2009/06/infosys-placement-paper-aptitude-questions/","timestamp":"2014-04-19T04:29:57Z","content_type":null,"content_length":"38169","record_id":"<urn:uuid:35834ef6-33ff-4d45-9c13-6e66413f3f73>","cc-path":"CC-MAIN-2014-15/segments/1397609535775.35/warc/CC-MAIN-20140416005215-00... |
Small Rings
Thanks to students Kristine, Peter D, David H, Brandon, Nathan, Matt, Ben, Liz T, Serena, Elizabeth M, Peter Q, Jit, and Emily for their contributions! (All are in Math 322, the second semester of
Abstract Algebra.) Thanks also to Professor Siehler for his valuable assistance in this work. This page is copy... | {"url":"http://home.wlu.edu/~dresdeng/smallrings/","timestamp":"2014-04-20T10:54:41Z","content_type":null,"content_length":"9402","record_id":"<urn:uuid:aae280ab-3ec1-481f-9bae-9f5cfed4263b>","cc-path":"CC-MAIN-2014-15/segments/1397609538423.10/warc/CC-MAIN-20140416005218-00339-ip-10-147-4-33.ec2.internal.warc.gz"} |
Modeling the Force From a Fan | Science Blogs | WIRED
• By Rhett Allain
• 09.07.12 |
• 8:25 am |
I am obsessed with helicopters. You probably already knew that. In my previous post, I looked at the power and force for a hovering helicopter. The basic assumption was that by pushing air down, the
air pushed back up... | {"url":"http://www.wired.com/2012/09/modeling-the-force-from-a-fan/","timestamp":"2014-04-19T17:52:36Z","content_type":null,"content_length":"107743","record_id":"<urn:uuid:88e60d91-6f54-40fc-8f2b-9b1cc9a8d611>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-00028-ip-10-147-4-33.ec2.in... |
Help needed
October 4th 2012, 06:56 AM
Help needed
These are the questions
1) Evaluate : tan 95 + tan 40 - tan 95 * tan 40
2) If (√8 + i)^50 = 3^49(a+ib), find a^2 and b^2
3) Prove that : 2cos(pi/13)cos(9pi/13)+cos(3pi/13)+cos(5pi/13)=0
One is from complex numbers. I'm in XIth, need help, i have the... | {"url":"http://mathhelpforum.com/trigonometry/204632-help-needed-print.html","timestamp":"2014-04-17T21:45:27Z","content_type":null,"content_length":"8256","record_id":"<urn:uuid:4c78370f-8ee6-475b-bbd2-01c025a69f9b>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00291-ip-10-147-4-33.... |
grouop of order 4
August 15th 2009, 09:50 PM #1
Junior Member
Mar 2009
grouop of order 4
1. Let G be a group of order 4. Prove that every element of G has order 1,2, or 4.
2. Classify groups of order 4 by considering the following two cases:
a. G contains an element of order 4
b. Every element of G ... | {"url":"http://mathhelpforum.com/advanced-algebra/98199-grouop-order-4-a.html","timestamp":"2014-04-21T11:53:40Z","content_type":null,"content_length":"31725","record_id":"<urn:uuid:ae532c8c-0aa2-40a9-a0f9-da0d940a3c19>","cc-path":"CC-MAIN-2014-15/segments/1397609539705.42/warc/CC-MAIN-20140416005219-00107-ip-10-147-4-... |
Body Mass Index
Body Mass Index (BMI) Calculator
The BMI Calculator calculates the Body Mass Index which is a measure of obesity for adult men and women. The BMI is calculated by dividing the body weight (in kilograms) by the height (in meters)
squared (BMI = weight/height^2). The BMI will overestimate fatness in peop... | {"url":"http://www.scientificpsychic.com/health/Body-Mass-Index-BMI.html","timestamp":"2014-04-21T05:04:37Z","content_type":null,"content_length":"27005","record_id":"<urn:uuid:52aade35-c7a0-4f43-9e01-02e823c4b5fd>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00039-ip-10-147-4-33.ec... |
Haskell Typeclass for Tuples
up vote 13 down vote favorite
I was playing around with typeclasses and made this:
class Firstable f where
fst :: f a -> a
class Secondable f where
snd :: f a -> a
I then tried to add an implementation for (,) and realized that I could do:
instance Secondable ((,) a) where
snd (x,y) =... | {"url":"http://stackoverflow.com/questions/10899804/haskell-typeclass-for-tuples","timestamp":"2014-04-17T22:11:55Z","content_type":null,"content_length":"80852","record_id":"<urn:uuid:a24a4a6e-32cf-4be9-9fa4-3865d6e0cb23>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00078-ip-10-147... |
Dataflow Analysis of Scalar Vars
goren@cse.ucsc.edu (Sezer Goren)
17 Jan 1998 00:05:06 -0500
From comp.compilers
| List of all articles for this month ... | {"url":"http://compilers.iecc.com/comparch/article/98-01-070","timestamp":"2014-04-18T19:02:22Z","content_type":null,"content_length":"5187","record_id":"<urn:uuid:ebf24939-d87f-4969-ac58-9d11fc975ac2>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.7/warc/CC-MAIN-20140416005215-00333-ip-10-147-4-33.ec2.internal.war... |
Math Notation in Email Messages or Web Forms
Communicating about mathematics via email can be difficult, because you must work within the restrictions imposed by your mail program. You can either (1) try to represent mathematical expressions in
the body of your message using only the standard character set, or (2) send... | {"url":"http://mathforum.org/typesetting/email.html","timestamp":"2014-04-21T12:40:25Z","content_type":null,"content_length":"5327","record_id":"<urn:uuid:c963bd49-2259-41bc-b5d4-d1ec1e1fce6b>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00455-ip-10-147-4-33.ec2.internal.warc.gz"} |
Linear Algebra Tutors
New Castle, DE 19720
Experienced Math Tutor Available in New Castle!
...I completed math classes at the university level through advanced calculus. This includes two semesters of elementary calculus, vector and multi-variable calculus, courses in
linear algebra
, differential equations, analysis,... | {"url":"http://www.wyzant.com/Chester_PA_Linear_Algebra_tutors.aspx","timestamp":"2014-04-19T22:52:54Z","content_type":null,"content_length":"60958","record_id":"<urn:uuid:bc0fcccc-2497-44d4-ac29-653167fa3ea0>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MAIN-20140416005217-00146-ip-10-147-4-33.ec2.int... |
The Motion Of A 4-lb Block B In A Horizontal... | Chegg.com
The motion of a 4-lb block B in a horizontal plane is defined by the relations r = 3t 2- t 3 and θ=2t2, where r is expressed in feet, t in seconds, and θ in radians. Determine the radial and
transverse components of the force exerted on the block when (a) t = ... | {"url":"http://www.chegg.com/homework-help/motion-4-lb-block-b-horizontal-plane-defined-relations-r-3t-chapter-12-problem-68p-solution-9780072976939-exc","timestamp":"2014-04-18T14:42:12Z","content_type":null,"content_length":"42888","record_id":"<urn:uuid:7c4cf7b9-41a8-44d2-9c56-81253715fca5>","cc-path":"CC-MAIN-2014-... |
N(t) = γA(t-τ)
June 25th 2008, 09:03 AM #1
Jun 2008
N(t) = γA(t-τ)
A step forward from N(t) = γA(t) situation.
N(t) = γA(t-τ)
As before, N(t) is a known number (of peatlands) at time t, A(t) is a known area (deglaciated) at time t. γ is a hypothethical number of peatlands that can form per unit of degla... | {"url":"http://mathhelpforum.com/advanced-algebra/42398-n-t-t.html","timestamp":"2014-04-17T20:17:58Z","content_type":null,"content_length":"25228","record_id":"<urn:uuid:3eeae96c-516d-46ad-a1fa-19c05744c7dd>","cc-path":"CC-MAIN-2014-15/segments/1397609530895.48/warc/CC-MAIN-20140416005210-00259-ip-10-147-4-33.ec2.inte... |
How to graph more than two restrictions on a TI-84 Plus Silver Edition?
I am doing a calculator art project and I can't figure out how to graph pieces of functions together using more than just two restrictions on one equation.
For example:
I want to graph the line 0.02X^2+15.8 when (X>-3.4), (X<-2.55), (X>-0.43), (X<0... | {"url":"http://www.ti-84-plus.com/calculatorquestions/index.php/1664/how-graph-more-than-two-restrictions-84-plus-silver-edition","timestamp":"2014-04-17T18:24:10Z","content_type":null,"content_length":"41523","record_id":"<urn:uuid:7207c11a-aab4-4aa2-aca7-61fcab307eb4>","cc-path":"CC-MAIN-2014-15/segments/139760953089... |
Mathematical Sciences—MS
Students can pursue a Master's Degree in Mathematical Sciences with an emphasis in discrete mathematics, pure mathematics, statistics, or applied mathematics. Applicants are not required to have an
undergraduate degree in mathematics. Each concentration area has a set of required courses. Stude... | {"url":"http://www.mtu.edu/math/graduate/masters/","timestamp":"2014-04-17T21:43:31Z","content_type":null,"content_length":"41433","record_id":"<urn:uuid:cd6ac527-6ada-4b89-95d7-f033defae5f4>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00260-ip-10-147-4-33.ec2.internal.warc.gz"} |
Problems where Conjugate gradient works much better than GMRES
up vote 7 down vote favorite
I am interested in cases where Conjugate gradient works much better than GMRES method.
In general, CG is preferable choice in many cases of SPD because it requires less storage and theoretical bound on convergence rate for CG is... | {"url":"http://mathoverflow.net/questions/129277/problems-where-conjugate-gradient-works-much-better-than-gmres","timestamp":"2014-04-16T14:13:11Z","content_type":null,"content_length":"48662","record_id":"<urn:uuid:dce77f87-8176-4046-b72e-b04669857d7c>","cc-path":"CC-MAIN-2014-15/segments/1397609523429.20/warc/CC-MAIN... |
Engineering books
Free books on technology subjects
Calculus Based Physicsis a two-volume introductory physics textbook complete with ancillary materials. It can be used as is or edited/modified by users. Ancillary materials include physics
problems with screen-capture video solutions, Physics question slides, ... | {"url":"http://www.techbooksforfree.com/science.shtml","timestamp":"2014-04-19T20:26:54Z","content_type":null,"content_length":"27207","record_id":"<urn:uuid:aa511af3-6596-4c99-a57c-bf5232a75896>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-00049-ip-10-147-4-33.ec2.internal.warc.gz"... |
Their infinite wisdom
Graphic: Christine Daniloff
(PhysOrg.com) -- Hotel guests come and go. But in the first decade of the 1900s, a pair of frequent Russian visitors to the Hotel Parisiana, near the Sorbonne on Paris' Left Bank, stood out vividly.
The children of the hotel's proprietors, the Chamont family, remembered... | {"url":"http://phys.org/news180030744.html","timestamp":"2014-04-20T03:38:12Z","content_type":null,"content_length":"78971","record_id":"<urn:uuid:30ddfc0c-b916-45fa-9dae-907f305c7967>","cc-path":"CC-MAIN-2014-15/segments/1398223210034.18/warc/CC-MAIN-20140423032010-00527-ip-10-147-4-33.ec2.internal.warc.gz"} |
Blaise Pascal
Blaise Pascal Blaise Pascal was born on June, 19 1623 at Clermont in Auvergne. His father Etienne, was a successful lawyer doing well in his profession. Three years after Pascal’s birth, Etienne lost
his wife Antoinette, and found himself responsible for three children, Gilberte, Jacqueline and Blaise who... | {"url":"http://www.megaessays.com/viewpaper/155.html","timestamp":"2014-04-16T10:11:39Z","content_type":null,"content_length":"25997","record_id":"<urn:uuid:a9180282-7395-4517-b458-4fce8c909741>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20140416005203-00244-ip-10-147-4-33.ec2.internal.warc.gz"} |
Reconstructing recombination network from sequence data: the small parsimony problem
- ISBRA 2007. LNCS (LNBI , 2007
"... Phylogenies play a major role in representing the interrelationships among biological entities. Many methods for reconstructing and studying such phylogenies have been proposed, almost all of
which ... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=781897","timestamp":"2014-04-17T02:21:12Z","content_type":null,"content_length":"19099","record_id":"<urn:uuid:58474434-36a6-46f5-9cb1-bfd9e32d853c>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20140416005206-00269-ip-10-147-4-33.ec2.internal.warc... |
Maxwells equations
From Exampleproblems
Maxwell's equations are the set of four equations, attributed to James Clerk Maxwell (written by Oliver Heaviside), that describe the behavior of both the electric and magnetic fields, as well as
their interactions with matter.
Maxwell's four equations express, respectively, how ... | {"url":"http://www.exampleproblems.com/wiki/index.php/Maxwells_equations","timestamp":"2014-04-20T23:40:29Z","content_type":null,"content_length":"87867","record_id":"<urn:uuid:9fd3e8b8-f3b2-498d-9158-c05108433d97>","cc-path":"CC-MAIN-2014-15/segments/1397609539337.22/warc/CC-MAIN-20140416005219-00085-ip-10-147-4-33.ec... |
For what value of k.. no solution / unique solution / infinitely many solutions
September 23rd 2011, 02:19 AM
For what value of k.. no solution / unique solution / infinitely many solutions
The question is really confusing me, I have no clue what its asking/how to do it. What I do know..
a) No solution occurs w... | {"url":"http://mathhelpforum.com/advanced-algebra/188619-what-value-k-no-solution-unique-solution-infinitely-many-solutions-print.html","timestamp":"2014-04-17T16:29:45Z","content_type":null,"content_length":"4675","record_id":"<urn:uuid:8107d4e2-8723-4a42-810b-86487eea7bab>","cc-path":"CC-MAIN-2014-15/segments/1397609... |
LINGUIST List 21.5213: General Linguistics: von Mengden (2010)
LINGUIST List 21.5213
Wed Dec 22 2010
... | {"url":"http://linguistlist.org/issues/21/21-5213.html","timestamp":"2014-04-16T20:06:46Z","content_type":null,"content_length":"27419","record_id":"<urn:uuid:f3cc2af0-528d-434c-b14f-88fdcb827932>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/warc/CC-MAIN-20140416005204-00358-ip-10-147-4-33.ec2.internal.warc.gz... |
From Fall 2010 Workshop #1 - MTC Austin
Problem 1: Pick any integer greater than or equal to 1. Multiply it by 9. Permute its digits in any way. Show that the number you get is a multiple of 9.
Problem 2: "The Infected Checkerboard" An infection spreads among the squares of an n by n checkerboard in the followi... | {"url":"https://sites.google.com/site/mtcaustin/home/side-board-problems/fromfall2010workshop1","timestamp":"2014-04-17T07:33:45Z","content_type":null,"content_length":"25807","record_id":"<urn:uuid:9488e047-a6d2-435d-bc3c-88de18d196d5>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-0... |
categorical shape theory
categorical shape theory
In the original form of abstract shape theory, the restrictions that (i) it should refer to a subcategory of ‘nice’ or ‘good’ objects, and (ii) that subcategory should be pro-reflective (shape
theorist's 'dense') were unnecessarily restrictive, eliminating interesting s... | {"url":"http://ncatlab.org/nlab/show/categorical+shape+theory","timestamp":"2014-04-17T10:09:41Z","content_type":null,"content_length":"14249","record_id":"<urn:uuid:d2d8068a-4ad3-42fa-b3a2-d3f54e600d3c>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00137-ip-10-147-4-33.ec2.internal.... |
Contact Heterogeneity and Phylodynamics: How Contact Networks Shape Parasite Evolutionary Trees
• We are sorry, but NCBI web applications do not support your browser and may not function properly.
More information
Interdiscip Perspect Infect Dis. 2011; 2011: 238743.
Contact Heterogeneity and Phylodynamics: How Co... | {"url":"http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2995904/?tool=pubmed","timestamp":"2014-04-16T23:32:16Z","content_type":null,"content_length":"112154","record_id":"<urn:uuid:4e8763a8-f039-4845-b6de-c52f43aa9848>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-00210-ip-10-147-4-33.ec... |
Their infinite wisdom
Graphic: Christine Daniloff
(PhysOrg.com) -- Hotel guests come and go. But in the first decade of the 1900s, a pair of frequent Russian visitors to the Hotel Parisiana, near the Sorbonne on Paris' Left Bank, stood out vividly.
The children of the hotel's proprietors, the Chamont family, remembered... | {"url":"http://phys.org/news180030744.html","timestamp":"2014-04-20T03:38:12Z","content_type":null,"content_length":"78971","record_id":"<urn:uuid:30ddfc0c-b916-45fa-9dae-907f305c7967>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-20140416005217-00527-ip-10-147-4-33.ec2.internal.warc.gz"} |
Juhi Jang
Courant Institute of Mathematical Sciences
New York University
251 Mercer Street
New York, NY 10012
E-mail: juhijang-at-cims-dot-nyu-dot-edu
Office: Warren Weaver Hall, Room 1027
Phone: (212) 998-3260
Courant Instructor at the Courant Institute (NYU). Here is my CV.
Teaching at NYU
Research Interests
• Nonl... | {"url":"http://www.cims.nyu.edu/~juhijang/","timestamp":"2014-04-17T18:24:05Z","content_type":null,"content_length":"4139","record_id":"<urn:uuid:5a8c1e58-43f3-440a-a418-5323970c7262>","cc-path":"CC-MAIN-2014-15/segments/1398223202774.3/warc/CC-MAIN-20140423032002-00564-ip-10-147-4-33.ec2.internal.warc.gz"} |
Beam Pointing Direction of Traveling-Wave Arrays
A series of curves for dielectric-filled waveguide arrays illustrate how the beam direction is dependent on various array parameters. Example problems consider the various tradeoffs available.
Download this article in .PDF format
This file type includes high resolution... | {"url":"http://mwrf.com/rf-classics/beam-pointing-direction-traveling-wave-arrays?page=2","timestamp":"2014-04-17T09:36:34Z","content_type":null,"content_length":"84319","record_id":"<urn:uuid:d9e5f44f-3d1a-4b0a-ba9a-34970a1f36a3>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-20140416005220-00439-i... |
IVT and Jump discontinuity
February 11th 2011, 04:44 PM #1
Jan 2011
IVT and Jump discontinuity
As I understand it IVT states that there will always be one value between an interval that satisfies it. Which is pretty easy to understand. If it doesn't work it means you have some kind of
discontinuity. However... | {"url":"http://mathhelpforum.com/calculus/170942-ivt-jump-discontinuity.html","timestamp":"2014-04-16T07:35:01Z","content_type":null,"content_length":"31970","record_id":"<urn:uuid:b6b45c40-dd09-414f-ac5e-a85fc3609a1e>","cc-path":"CC-MAIN-2014-15/segments/1397609521558.37/warc/CC-MAIN-20140416005201-00084-ip-10-147-4-3... |
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16y + 0 = 16y Associate Property of Addition Zero Property of ... | {"url":"http://openstudy.com/updates/50f453a0e4b0abb3d87065e2","timestamp":"2014-04-19T07:21:59Z","content_type":null,"content_length":"46545","record_id":"<urn:uuid:4eb3db54-fddc-4f1e-ab4b-368663a6d862>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00529-ip-10-147-4-33.ec2.internal.... |
Reference - Asymptotic geodesics on compact surfaces without conjugate points
up vote 8 down vote favorite
I would like to ask about possible references on the following problem: consider a compact surface and a metric without conjugate points. Consider it's universal covering endowed whith the lifting of
the metric (s... | {"url":"http://mathoverflow.net/questions/125107/reference-asymptotic-geodesics-on-compact-surfaces-without-conjugate-points","timestamp":"2014-04-20T08:52:31Z","content_type":null,"content_length":"50803","record_id":"<urn:uuid:e6a54a73-c543-4b0a-b19f-395377f98d64>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/... |
Convert lb to ton [short, US] - Conversion of Measurement Units
›› Convert pound to ton [short, US]
›› More information from the unit converter
How many lb in 1 ton [short, US]? The answer is 2000.
We assume you are converting between pound and ton [short, US].
You can view more details on each measurement unit:
lb or ... | {"url":"http://www.convertunits.com/from/lb/to/ton+%5Bshort,+US%5D","timestamp":"2014-04-18T08:05:03Z","content_type":null,"content_length":"21032","record_id":"<urn:uuid:c5a104a3-f2e4-4e70-b91e-c302fe28da0e>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00261-ip-10-147-4-33.ec2.inter... |
Hillside, NJ Prealgebra Tutor
Find a Hillside, NJ Prealgebra Tutor
I believe that the best way to learn a subject -- no matter how basic or advanced -- is to first thoroughly understand the basics. Only after making this knowledge truly your own, will you be
able to apply these concepts -- not only to the subject a... | {"url":"http://www.purplemath.com/hillside_nj_prealgebra_tutors.php","timestamp":"2014-04-20T09:03:48Z","content_type":null,"content_length":"24244","record_id":"<urn:uuid:5b848dae-ec90-4795-b46f-5a0c44e06b7f>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00173-ip-10-147-4-33.ec2.inte... |
Elliptic Curve Primality Proof
This page lists record
that were first proven prime by the elliptic curve primality proving algorithm. It is shown here as a convenience for those watching the heated contest between the chief
programmers. Originally these were François Morain (who first set a
titanic prime
record for pro... | {"url":"http://primes.utm.edu/top20/page.php?id=27","timestamp":"2014-04-20T15:52:14Z","content_type":null,"content_length":"18741","record_id":"<urn:uuid:bc11a59c-96ec-4f5c-a66a-eafd164b0626>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-20140416005218-00151-ip-10-147-4-33.ec2.internal.warc.gz"} |
Expected number of questions to win a game
Let, a person is taking part in a quiz competition.
For each questions in the quiz, there are 3 answers, and for each correct answer he gets 1 point.
When he gets 5 points, he wins the game.
But, if he gives 4 consecutive wrong answers, then his points resets to zero (i.e. if ... | {"url":"http://www.purplemath.com/learning/viewtopic.php?t=3138","timestamp":"2014-04-21T04:54:26Z","content_type":null,"content_length":"19252","record_id":"<urn:uuid:8c7de1ff-9378-4acc-9856-70509f36124e>","cc-path":"CC-MAIN-2014-15/segments/1397609539493.17/warc/CC-MAIN-20140416005219-00424-ip-10-147-4-33.ec2.interna... |
Deckers, CO Math Tutor
Find a Deckers, CO Math Tutor
...I especially love working with students who have some fear of the subject or who have previously had an uncomfortable experience with it.I have taught Algebra 1 for many years to middle and
high school students. We have worked on applications and how this rela... | {"url":"http://www.purplemath.com/Deckers_CO_Math_tutors.php","timestamp":"2014-04-18T08:35:41Z","content_type":null,"content_length":"24107","record_id":"<urn:uuid:e7beac38-94ab-406b-8659-e8697d6f95a1>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416005213-00029-ip-10-147-4-33.ec2.internal.w... |
Programming Praxis - Happy Numbers
Today's problem had to do with Happy Numbers.
I split the problem up in two parts, splitting up a number up in to digits and checking whether or not the number is a Happy Number.
The first part I implemented in two different ways.
Method 1:
[python] def chop(x):
r = [] length = int(c... | {"url":"http://blog.jeroenpelgrims.be/programming-praxis-happy-numbers/","timestamp":"2014-04-17T12:34:05Z","content_type":null,"content_length":"8172","record_id":"<urn:uuid:54873156-3b39-4fad-bac4-0108b78052b9>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00497-ip-10-147-4-33.ec2.... |