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[Numpy-discussion] Revisiting numpy/scipy on 64 bit OSX
Robert Kern robert.kern@gmail....
Fri Aug 22 09:58:23 CDT 2008
On Fri, Aug 22, 2008 at 07:00, Chris Kees
<christopher.e.kees@usace.army.mil> wrote:
> I've been experimenting with both a non-framework, non-universal 64-bit
> build and a 4-way universal build of the... | {"url":"http://mail.scipy.org/pipermail/numpy-discussion/2008-August/036894.html","timestamp":"2014-04-16T22:38:45Z","content_type":null,"content_length":"4955","record_id":"<urn:uuid:98dfc804-d2a6-4727-b478-3420a3cebf9b>","cc-path":"CC-MAIN-2014-15/segments/1398223203235.2/warc/CC-MAIN-20140423032003-00580-ip-10-147-4... |
Navy Electricity and Electronics Training Series (NEETS)
Module 8—Introduction to Amplifiers
i - ix
1-1 to 1-10
1-11 to 1-20
1-21 to 1-30
1-31 to 1-40
2-1 to 2-10
2-11 to 2-20
2-21 to 2-30
2-31 to 2-35
3-1 to 3-10
3-11 to 3-20
3-21 to 3-30
3-31 to 3-40
3-41 to 3-50
3-51 to 3-60
3-61 to 3-70
AI-1 to AI-3
An adder circui... | {"url":"http://www.rfcafe.com/references/electrical/NEETS-Modules/NEETS-Module-08-3-31-3-40.htm","timestamp":"2014-04-17T12:33:08Z","content_type":null,"content_length":"28587","record_id":"<urn:uuid:4739447e-3945-494e-b941-9d5bdc449b73>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-... |
Inverse Laplace transform
October 6th 2011, 09:11 AM #1
Oct 2011
Inverse Laplace transform
Why is it that one finds the degree of numerator always less than that of the denominator when applying inverse laplace transform? For example, Can i find the inverse laplace transform for s^2?
Re: Inverse Laplace transfo... | {"url":"http://mathhelpforum.com/advanced-applied-math/189686-inverse-laplace-transform.html","timestamp":"2014-04-20T21:33:44Z","content_type":null,"content_length":"47895","record_id":"<urn:uuid:6131fbb2-5eba-4fa2-b020-ae5e8f296467>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-004... |
Adv Calc integral
November 21st 2007, 04:57 AM #1
Dec 2006
Adv Calc integral
Need some help on this.
Improper Reimann Integration
Suppose that f: [1,∞) → R is locally integrable
on [1,∞) and f(x)≥0 for all x in [1,∞). Prove that
∫(1 to ∞)f(x)dx converges iff there existsM > 0 s.t.
∫(from 1 t... | {"url":"http://mathhelpforum.com/calculus/23241-adv-calc-integral.html","timestamp":"2014-04-16T08:32:02Z","content_type":null,"content_length":"44921","record_id":"<urn:uuid:cd732ee3-7fe0-453a-be3b-176d86427019>","cc-path":"CC-MAIN-2014-15/segments/1397609521558.37/warc/CC-MAIN-20140416005201-00254-ip-10-147-4-33.ec2.... |
[FOM] Complexity of (Universal) Turing Machines
Steve Gardner Steven.Gardner at arts.monash.edu.au
Mon Apr 28 21:45:59 EDT 2008
Andrej Bauer wrote:
> If your motivation is a machine which can "generate" all _finite_
> strings then you should not be looking at universal Turing machines,
> which can also enumerate all co... | {"url":"http://www.cs.nyu.edu/pipermail/fom/2008-April/012833.html","timestamp":"2014-04-17T07:41:46Z","content_type":null,"content_length":"6250","record_id":"<urn:uuid:b5ce620a-5981-4de5-a00f-51c94b06ea1c>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00484-ip-10-147-4-33.ec2.inter... |
How to Calculate the Energy Savings of Switching to LED Christmas Lights
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Instructions on How to Calculate the Energy Savings of Switching to LED Christmas Lights
The ... | {"url":"http://www.ledlights.org/how-to-calculate-the-energy-savings-of-switching-to-led-christmas-lights.php","timestamp":"2014-04-18T08:03:10Z","content_type":null,"content_length":"9775","record_id":"<urn:uuid:73ef2aa8-f626-4e21-9ab0-253b37be3111>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20... |
Grothendieck fibration
Category theory
Universal constructions
A Grothendieck fibration (also called a cartesian fibration or fibered category or just a fibration) is a functor $p:E\to B$ such that the fibers $E_b = p^{-1}(b)$ depend (contravariantly)
pseudofunctorially on $b\in B$. One also says that $E$ is a fibered ... | {"url":"http://ncatlab.org/nlab/show/Grothendieck+fibration","timestamp":"2014-04-20T19:00:40Z","content_type":null,"content_length":"123084","record_id":"<urn:uuid:6acfe797-1cc6-4e45-b6fc-b85d8e378703>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00045-ip-10-147-4-33.ec2.internal.w... |
DC / AC Resistance Percentage
Units: [%]
In some batteries, the DC Internal Resistance can be significantly higher than the AC Internal Resistance due largely to the amount of capacitance in the battery. Every battery has capacitance,
though some will have more than others due to how the chemistry is designed. As a res... | {"url":"http://www.orionbms.com/manuals/utility/param_resistance_dc_multiplier.html","timestamp":"2014-04-19T01:55:40Z","content_type":null,"content_length":"2605","record_id":"<urn:uuid:48e42987-699f-435d-806d-95e7456bbd74>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-00350-ip-10-14... |
Two Ways to Integrate
Date: 04/15/98 at 12:13:26
From: Lin
Subject: integration
Dear Dr Math,
I've often wondered how you would integrate the following sum:
We have recently just done integration by parts and other methods
of integration, but we never ever did an example like this. I don't
know how to go about it. Coul... | {"url":"http://mathforum.org/library/drmath/view/53652.html","timestamp":"2014-04-17T10:49:32Z","content_type":null,"content_length":"9099","record_id":"<urn:uuid:91abd3cb-5e1e-46f0-99f2-3e5db6847eaf>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00122-ip-10-147-4-33.ec2.internal.war... |
Numerical Methods: Runge–Kutta Algorithms
September 10, 2013
Posted by
As part of our ongoing plan to expand Wolfram|Alpha’s numerical method functionality to more kinds of algorithms, we recently addressed solving differential equations. There are a number of different
numerical methods available for calculating solut... | {"url":"http://blog.wolframalpha.com/2013/09/10/numerical-methods-runge-kutta-algorithms/","timestamp":"2014-04-17T01:17:11Z","content_type":null,"content_length":"44471","record_id":"<urn:uuid:50af992c-f781-44d3-b360-7814cb101523>","cc-path":"CC-MAIN-2014-15/segments/1397609526102.3/warc/CC-MAIN-20140416005206-00031-i... |
Re: st: Going through each observation of a variable
Notice: On March 31, it was announced that Statalist is moving from an email list to a forum. The old list will shut down at the end of May, and its replacement, statalist.org is already up and
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index... | {"url":"http://www.stata.com/statalist/archive/2013-06/msg00288.html","timestamp":"2014-04-18T02:59:51Z","content_type":null,"content_length":"10518","record_id":"<urn:uuid:5cd78533-b187-459a-9121-13522bd5f478>","cc-path":"CC-MAIN-2014-15/segments/1397609532480.36/warc/CC-MAIN-20140416005212-00164-ip-10-147-4-33.ec2.in... |
Toward On-Chip Quantum Computing
426106 story
Posted by
from the a-laudable-goal dept.
"Researchers are working to create devices built on the rules of quantum mechanics. These would allow quantum computers which can do certain problems such as prime number factorization for decryption
and simulation of complex syst... | {"url":"http://hardware.slashdot.org/story/07/12/15/1342206/toward-on-chip-quantum-computing/insightful-comments","timestamp":"2014-04-21T04:40:14Z","content_type":null,"content_length":"68229","record_id":"<urn:uuid:ac9142f6-02c1-4a07-804a-76994607c26b>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAI... |
Range of 3d function?
I'm not sure how to approach this problem:
Find the range of f(x,y) = Ax^2 + 2Bxy + Cy^2 (Answer will be in terms of A, B, and C)
Thanks! And we haven't yet been allowed to use partial derivatives, so they can't be used to solve it.
First investigate the cases when one or more coefficients are zer... | {"url":"http://www.physicsforums.com/showthread.php?t=42813","timestamp":"2014-04-19T02:18:00Z","content_type":null,"content_length":"49302","record_id":"<urn:uuid:1475dafa-4a9a-4357-9487-07bd299fe552>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-00640-ip-10-147-4-33.ec2.internal.war... |
Electrical Engineering Uncovered 2nd Edition Chapter 20 Solutions | Chegg.com
(c) To determine the energy stored in each capacitor.
The energy stored in a capacitor is
U is the energy stored in the capacitor in coulombs
C is the value of the capacitor in farads
V is the voltage in volts
Energy stored in
Substitute the ... | {"url":"http://www.chegg.com/homework-help/electrical-engineering-uncovered-2nd-edition-chapter-20-solutions-9780130914521","timestamp":"2014-04-16T20:16:54Z","content_type":null,"content_length":"36240","record_id":"<urn:uuid:ccafc480-e6c2-4d4b-85c8-2edea70839e0>","cc-path":"CC-MAIN-2014-15/segments/1397609524644.38/w... |
wave propogation in overhead wires with ground return
Hi, there's a well known paper called "wave propagation in overhead wires with ground return" you can get it at the link below.
I'm trying to understand this paper, but on the second page I'm not clear where equation 1 is from. Can someone point me to a book (name a... | {"url":"http://www.physicsforums.com/showthread.php?t=563941","timestamp":"2014-04-20T18:22:48Z","content_type":null,"content_length":"20284","record_id":"<urn:uuid:f04594b3-6bfc-4e3f-802e-67c927b3ad5a>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00568-ip-10-147-4-33.ec2.internal.w... |
.34 acre equals how many square feet
You asked:
.34 acre equals how many square feet
Say hello to Evi
Evi is our best selling mobile app that can answer questions about local knowledge, weather, books, music, films, people and places, recipe ideas, shopping and much more. Over the next few months we
will be adding all ... | {"url":"http://www.evi.com/q/.34_acre_equals_how_many_square_feet","timestamp":"2014-04-20T11:04:29Z","content_type":null,"content_length":"54154","record_id":"<urn:uuid:b0102768-ff82-4c8f-bd63-c8621919056d>","cc-path":"CC-MAIN-2014-15/segments/1397609538423.10/warc/CC-MAIN-20140416005218-00599-ip-10-147-4-33.ec2.inter... |
Ratio Test Examples
Ratio Test Examples
A selection of articles related to ratio test examples.
Original articles from our library related to the Ratio Test Examples. See Table of Contents for further available material (downloadable resources) on Ratio Test Examples.
Ratio Test Examples is described in multiple onlin... | {"url":"http://www.realmagick.com/ratio-test-examples/","timestamp":"2014-04-20T16:53:55Z","content_type":null,"content_length":"29313","record_id":"<urn:uuid:ddd1823f-5ce2-4b73-b8ba-dc06fa7db832>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-20140416005218-00149-ip-10-147-4-33.ec2.internal.warc.gz... |
Hopfian group
Hopfian group
A group is said to be co-Hopfian if it is not isomorphic to any of its proper subgroups. A group $G$ is co-Hopfian if and only if every injective endomorphism $G\to G$ is an automorphism.
The group of rationals is an example of an infinite group that is both Hopfian and co-Hopfian.
By a theo... | {"url":"http://planetmath.org/HopfianGroup","timestamp":"2014-04-18T05:32:52Z","content_type":null,"content_length":"37708","record_id":"<urn:uuid:9169a4cc-8cbb-42d6-bf3d-74b36d23341f>","cc-path":"CC-MAIN-2014-15/segments/1397609532573.41/warc/CC-MAIN-20140416005212-00622-ip-10-147-4-33.ec2.internal.warc.gz"} |
Assignment Expert
Online mechanics Help
If you need mechanics homework you can address Assignment Expert. Our experts propose you mechanics help, also they can explain you the main mechanics laws which help you to understand the motion of
material in real life. Mechanics help is needed for the great amount of pupils, s... | {"url":"http://www.assignmentexpert.com/physics/mechanics.html","timestamp":"2014-04-20T05:42:45Z","content_type":null,"content_length":"30031","record_id":"<urn:uuid:7346e374-d693-4e43-97f1-c7b1c34ceafc>","cc-path":"CC-MAIN-2014-15/segments/1397609538022.19/warc/CC-MAIN-20140416005218-00183-ip-10-147-4-33.ec2.internal... |
'write the following as a system of higher-order equations in standard form'
April 23rd 2010, 09:18 PM
'write the following as a system of higher-order equations in standard form'
It's been a long time since I've taken differential equations, and in the mathematical programming course I'm in, we're just about to ge... | {"url":"http://mathhelpforum.com/differential-equations/141017-write-following-system-higher-order-equations-standard-form-print.html","timestamp":"2014-04-18T01:07:19Z","content_type":null,"content_length":"8600","record_id":"<urn:uuid:d441fd56-78a2-4f48-9a4c-4301864289ee>","cc-path":"CC-MAIN-2014-15/segments/13976095... |
Lorentz force law
September 12th 2009, 11:30 AM #1
Junior Member
Dec 2008
Lorentz force law
According to the Lorentz force law, an electron moving in a constant magnetic field follows a path $c(t)$ which satisfies $\ddot c = \dot c \times B$, where $B$ is a constant vector on $\mathbb
{R}^3$. Prove that thi... | {"url":"http://mathhelpforum.com/differential-equations/101898-lorentz-force-law.html","timestamp":"2014-04-17T11:01:06Z","content_type":null,"content_length":"37370","record_id":"<urn:uuid:7e4b194b-9c03-4560-9ca4-5c342b280f51>","cc-path":"CC-MAIN-2014-15/segments/1397609527423.39/warc/CC-MAIN-20140416005207-00499-ip-1... |
[Numpy-discussion] retrieving type objects for void array-scalar objects
[Numpy-discussion] retrieving type objects for void array-scalar objects
Francesc Altet faltet at carabos.com
Sun Feb 5 04:33:04 CST 2006
El dv 03 de 02 del 2006 a les 22:05 +0100, en/na N. Volbers va escriure:
> Is there some way to retrieve the ... | {"url":"http://mail.scipy.org/pipermail/numpy-discussion/2006-February/018414.html","timestamp":"2014-04-21T10:03:52Z","content_type":null,"content_length":"4589","record_id":"<urn:uuid:dc879301-a95b-4675-9ad3-4282dea5006f>","cc-path":"CC-MAIN-2014-15/segments/1397609539705.42/warc/CC-MAIN-20140416005219-00589-ip-10-14... |
Case Studies: The Evolution of Human Resistance to Malaria
The Evolution of Human Resistance to Malaria
by Juliette Winterer, Franklin and Marshall College
In this case study, you will evaluate data that reveal the relationship between frequencies of a rare hemoglobin allele in human populations, and resistance to mala... | {"url":"http://wps.prenhall.com/esm_freeman_evol_3/0,8018,849182-,00.html","timestamp":"2014-04-19T14:29:34Z","content_type":null,"content_length":"50760","record_id":"<urn:uuid:95869642-a303-4e12-b7ab-31617ddb7ab1>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20140416005217-00580-ip-10-147-4-33.ec... |
San Pablo, CA ACT Tutor
Find a San Pablo, CA ACT Tutor
...I have more than five years of tutoring experience. I worked as a math tutor for a year between high school and college and continued to tutor math and physics throughout my undergraduate
career. I specialize in tutoring high school mathematics, such as geom... | {"url":"http://www.purplemath.com/san_pablo_ca_act_tutors.php","timestamp":"2014-04-17T21:28:04Z","content_type":null,"content_length":"23548","record_id":"<urn:uuid:47a68c35-dee0-455d-8572-d884b7108d40>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00603-ip-10-147-4-33.ec2.internal.... |
Finding Probability with Given Restrictions
1. 32754
Finding Probability with Given Restrictions
12. Let E, F, and G be three events. Find expressions for the events so that of E, F, and G:
(a) only E occurs;
(b) both E and G but not F occur;
(c) at least one of the events occurs;
(d) at least two of the events occur;... | {"url":"https://brainmass.com/math/probability/32754","timestamp":"2014-04-21T14:58:34Z","content_type":null,"content_length":"27382","record_id":"<urn:uuid:9b877b06-b057-45da-8774-51e804aae2c7>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/CC-MAIN-20140423032006-00432-ip-10-147-4-33.ec2.internal.warc.gz"} |
Quantum::Entanglement - QM entanglement of variables in perl
use Quantum::Entanglement qw(:DEFAULT :complex :QFT);
my $c = entangle(1,0,i,1); # $c = |0> + i|1>
my $d = entangle(1,0,1,1); # $d = |0> + |1>
$e = $c * $d; # $e now |0*0> + i|0*1> + |1*0> + i|1*1>, connected to $c, $d
if ($e == 1) { # observe, pro... | {"url":"http://search.cpan.org/~ajgough/Quantum-Entanglement-0.32/Entanglement.pm","timestamp":"2014-04-18T09:31:24Z","content_type":null,"content_length":"40356","record_id":"<urn:uuid:22115485-a387-4209-aded-7c2a74d6c06b>","cc-path":"CC-MAIN-2014-15/segments/1398223206672.15/warc/CC-MAIN-20140423032006-00586-ip-10-14... |
r formula visualization
November 14th 2010, 01:43 AM #1
Junior Member
Nov 2010
r formula visualization
I am having problems with understanding the R formula of which I was required to self study for. I know how to convert basic equations using the formula but I have problems understanding the max
and min. p... | {"url":"http://mathhelpforum.com/trigonometry/163161-r-formula-visualization.html","timestamp":"2014-04-17T08:50:49Z","content_type":null,"content_length":"90013","record_id":"<urn:uuid:874f540a-e40b-43a9-be7b-84cbe140a694>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00579-ip-10-14... |
LKML: Matt Mackall: Re: Fortuna
Messages in this thread
Date Sat, 16 Apr 2005 12:22:35 -0700
From Matt Mackall <>
Subject Re: Fortuna
On Sat, Apr 16, 2005 at 05:16:22PM -0000, linux@horizon.com wrote:
> > "How does the entropy estimator measure entropy of the event?" becomes a
> > crucial concern here. What if, ... | {"url":"http://lkml.org/lkml/2005/4/16/53","timestamp":"2014-04-16T05:37:34Z","content_type":null,"content_length":"9706","record_id":"<urn:uuid:09ab4ca9-0bab-4db7-b6dd-b4eafe1725f6>","cc-path":"CC-MAIN-2014-15/segments/1397609521512.15/warc/CC-MAIN-20140416005201-00240-ip-10-147-4-33.ec2.internal.warc.gz"} |
Proof Theory: The First Step into Impredicativity
Consider the natural numbers N and a set of axioms for N, such as those of Peano Arithmetic (PA). Gödel incompleteness tells us that some true statements about N are not provable by means of PA. Of
course, a different set of axioms may allow more statements to be proved... | {"url":"http://www.maa.org/publications/maa-reviews/proof-theory-the-first-step-into-impredicativity","timestamp":"2014-04-16T10:20:49Z","content_type":null,"content_length":"100547","record_id":"<urn:uuid:6b1135cc-1bbc-4609-a1dd-b0aafda5a096>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-201404160... |
Exton Algebra 2 Tutor
Find an Exton Algebra 2 Tutor
...I specialized in cultural anthro (human traits, how societies function, etc.) but can also provide introductions to archeology, linguistics and physical anthropology. I developed a high
school-level survey course for home-schooled students (details upon request... | {"url":"http://www.purplemath.com/Exton_algebra_2_tutors.php","timestamp":"2014-04-17T15:28:56Z","content_type":null,"content_length":"23724","record_id":"<urn:uuid:3366eec3-d785-4b1a-b495-1dcca995d159>","cc-path":"CC-MAIN-2014-15/segments/1398223211700.16/warc/CC-MAIN-20140423032011-00242-ip-10-147-4-33.ec2.internal.w... |
Sets: Unions and Intersections
Date: 12/17/97 at 19:04:03
From: Alison Lawless
Subject: Unions and Intersections
I want to know about complements, union, intersection, and sets of
numbers. I am having much trouble! Please send some advice. I
would appreciate it very much. Thank you so much!
Alison and her mother
Da... | {"url":"http://mathforum.org/library/drmath/view/52395.html","timestamp":"2014-04-19T04:32:29Z","content_type":null,"content_length":"7897","record_id":"<urn:uuid:158b1299-3af1-4911-97e7-f1e819907afb>","cc-path":"CC-MAIN-2014-15/segments/1397609539705.42/warc/CC-MAIN-20140416005219-00245-ip-10-147-4-33.ec2.internal.war... |
number generator
Paul Rubin http
Tue Mar 13 18:08:36 CET 2007
"Terry Reedy" <tjreedy at udel.edu> writes:
> P(m,n) has no known exact formula but can be computed
> inductively rather easily. The partitions for m and n can be ranked in
> lexicographic order from 0 to P(m,n)-1. Given a rank r in that range, one
> c... | {"url":"https://mail.python.org/pipermail/python-list/2007-March/464656.html","timestamp":"2014-04-19T17:47:26Z","content_type":null,"content_length":"3761","record_id":"<urn:uuid:e35e505b-0856-4e10-846a-33075cf1ba8b>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-00306-ip-10-147-4-33... |
Sorting Algorithms
Apache C++ Standard Library User's Guide
14.2 Sorting Algorithms
NOTE -- The example programs described in the following sections have been combined and are included in the file alg7.cpp. As in Chapter13, we generally omit output statements from the
descriptions of the programs provided... | {"url":"http://stdcxx.apache.org/doc/stdlibug/14-2.html","timestamp":"2014-04-18T02:58:41Z","content_type":null,"content_length":"8553","record_id":"<urn:uuid:95c5245e-18a4-4c15-9aa5-e3cee5a9757a>","cc-path":"CC-MAIN-2014-15/segments/1398223206647.11/warc/CC-MAIN-20140423032006-00043-ip-10-147-4-33.ec2.internal.warc.gz... |
Is the conjugate of a complex function holomorphic?
November 18th 2010, 05:53 PM #1
Junior Member
Oct 2009
Is the conjugate of a complex function holomorphic?
Suppose $f(z)$ is holomorphic on the open disc $D(0,1)$ of the complex plane.
How would one go about proving $g(z) = \overline{ f( \overline{z} ) }$ ... | {"url":"http://mathhelpforum.com/differential-geometry/163727-conjugate-complex-function-holomorphic.html","timestamp":"2014-04-20T21:34:10Z","content_type":null,"content_length":"52846","record_id":"<urn:uuid:2cb9e018-5c37-46b9-b28b-c800d0dc18ef>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140... |
Summary: The Pontryagin Maximum Principle 50 years
A. A. Agrachev and R.V. Gamkrelidze
1 Introductory remarks
Exactly 50 years ago the Pontryagin Maximum Principle was formulated in
[1], which heralded the emergence of the mathematical theory of optimal
control. The elapsed half--a--century witnessed a successful devel... | {"url":"http://www.osti.gov/eprints/topicpages/documents/record/886/3710216.html","timestamp":"2014-04-19T19:47:47Z","content_type":null,"content_length":"8559","record_id":"<urn:uuid:983a694f-baae-4b6b-a4ff-3de0c84e8ed8>","cc-path":"CC-MAIN-2014-15/segments/1397609537376.43/warc/CC-MAIN-20140416005217-00037-ip-10-147-... |
Christianto, Victor (2006) A New Wave Quantum Relativistic Equation from Quaternionic Representation of Maxwell-Dirac Isomorphism as an Alternative to Barut-Dirac Equation. Electronic Journal of
Theoretical Physics (EJTP), 3 (12). pp. 117-144.
Official URL: http://www.ejtp.com
It is known that Barut's equation could pr... | {"url":"http://scireprints.lu.lv/177/","timestamp":"2014-04-17T21:22:39Z","content_type":null,"content_length":"14904","record_id":"<urn:uuid:ee6b868f-b6dd-47e3-9b12-e4ae1e10659a>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00587-ip-10-147-4-33.ec2.internal.warc.gz"} |
On a Classical Risk Model with a Constant Dividend Barrier
Zhou, Xiaowen (2004) On a Classical Risk Model with a Constant Dividend Barrier. Technical Report. Concordia University. Department of Mathematics & Statistics, Montreal, Quebec.
PDF - Published Version
We consider a risk model with a constant dividend barrie... | {"url":"http://spectrum.library.concordia.ca/6659/","timestamp":"2014-04-19T06:54:44Z","content_type":null,"content_length":"37748","record_id":"<urn:uuid:8fbc9dd8-427e-4585-9f47-a52196aa1706>","cc-path":"CC-MAIN-2014-15/segments/1397609536300.49/warc/CC-MAIN-20140416005216-00255-ip-10-147-4-33.ec2.internal.warc.gz"} |
Problem of the Week-3
Problem of the Week-3: A Weird Function?
Does there exist a continuous function defined for all real numbers whose graph intersects every non-vertical line at infinitely many points?
Justify your answer.
Posted: 2/16/04
Submit your answers (by e-mail or hard copy) before 4 pm on 2/27/04 to Noah Ay... | {"url":"http://www2.kenyon.edu/Depts/Math/Aydin/Problem/Past/Sp04/Problem3.html","timestamp":"2014-04-19T01:51:20Z","content_type":null,"content_length":"1029","record_id":"<urn:uuid:f0f4e29d-0ae5-4280-85a8-c51d1608a532>","cc-path":"CC-MAIN-2014-15/segments/1398223203235.2/warc/CC-MAIN-20140423032003-00097-ip-10-147-4-... |
Morsemere, NJ Math Tutor
Find a Morsemere, NJ Math Tutor
...I have also been an adjunct professor at the College of New Rochelle, Rosa Parks Campus. As for teaching style, I feel that the concept drives the skill. If you have the idea of what to do on
a problem, you do not need to complete 10 similar problems.
26... | {"url":"http://www.purplemath.com/Morsemere_NJ_Math_tutors.php","timestamp":"2014-04-21T14:47:08Z","content_type":null,"content_length":"23969","record_id":"<urn:uuid:1bed2845-fedd-410d-96ba-24d0f9894af2>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00229-ip-10-147-4-33.ec2.internal.... |
Hartford, CT Algebra 2 Tutor
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...I want to make learning math fun and interesting and reconnect the disconnect that allows many to fear the most basic concepts in math. The word Algebra scares many people, but simple
explanations and basic terminology make math seem so much less s... | {"url":"http://www.purplemath.com/hartford_ct_algebra_2_tutors.php","timestamp":"2014-04-19T15:07:22Z","content_type":null,"content_length":"24194","record_id":"<urn:uuid:b8bce4d6-7b4c-48be-b99e-3523470bb44e>","cc-path":"CC-MAIN-2014-15/segments/1397609537271.8/warc/CC-MAIN-20140416005217-00128-ip-10-147-4-33.ec2.inter... |
Sine Function Derivative
February 15th 2010, 11:36 AM
Sine Function Derivative
Hey folks. I have a question here...
Determine the derivative of the following function:
f(x) = sin(e^x)
I know that f '(x) = cosx... but I'm having a hard time putting it together.
February 15th 2010, 11:40 AM
Do you kno... | {"url":"http://mathhelpforum.com/pre-calculus/128939-sine-function-derivative-print.html","timestamp":"2014-04-20T21:40:59Z","content_type":null,"content_length":"8130","record_id":"<urn:uuid:00bf14e7-840b-43c1-85d7-eb02b9b48b9a>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00006-ip... |
Nate Silver, the statistician famous for correctly predicting the outcome of the US 2012 presidential election, was lured away from the New York Times by ESPN 8 months ago. Yesterday marked the
relaunch of his website FiveThirtyEight.com, now with a focus on data journalism and with a staff of 20. In the opening post, ... | {"url":"http://blog.revolutionanalytics.com/page/4/","timestamp":"2014-04-17T18:57:16Z","content_type":null,"content_length":"86913","record_id":"<urn:uuid:aefa5bd2-6e47-466c-8a8f-39d2668903e3>","cc-path":"CC-MAIN-2014-15/segments/1398223207046.13/warc/CC-MAIN-20140423032007-00393-ip-10-147-4-33.ec2.internal.warc.gz"} |
Chimacum Math Tutor
Find a Chimacum Math Tutor
...I earned my Bachelor of Science degree in Mechanical and Aerospace Engineering from Rutgers University (New Brunswick, NJ) in 2012. Math is my all time favorite course. I have tutored Math at
Bergen Community College since 2008 for 3 years to a wide diversity of stu... | {"url":"http://www.purplemath.com/Chimacum_Math_tutors.php","timestamp":"2014-04-19T02:12:55Z","content_type":null,"content_length":"23454","record_id":"<urn:uuid:f567c977-f559-4640-884e-d53d2eb16b14>","cc-path":"CC-MAIN-2014-15/segments/1398223206770.7/warc/CC-MAIN-20140423032006-00658-ip-10-147-4-33.ec2.internal.warc... |
Struct template peaks_over_threshold_impl
According to the theorem of Pickands-Balkema-de Haan, the distribution function of the excesses over some sufficiently high threshold of a distribution function may be approximated by a generalized
Pareto distribution
with suitable parameters and that can be estimated, e.g., wi... | {"url":"http://www.boost.org/doc/libs/1_55_0/doc/html/boost/accumulators/impl/peaks_over_threshold_impl.html","timestamp":"2014-04-16T11:15:56Z","content_type":null,"content_length":"17997","record_id":"<urn:uuid:03e69719-75e2-4863-8425-0ce25c7db30d>","cc-path":"CC-MAIN-2014-15/segments/1397609523265.25/warc/CC-MAIN-20... |
Math Help
Please help: Find all composite integers M such that the product 2005 * M has exactly eight divisors.
mathsmad M = 2005 = 5*401, M = 25, M = 401*401 all work. If M is allowed to be prime, any prime number not equal to 5 or 401 will do. If M is composite and has a prime factor other than 5 or 401,
there will ... | {"url":"http://mathhelpforum.com/number-theory/150-please-help.html","timestamp":"2014-04-18T14:08:34Z","content_type":null,"content_length":"29439","record_id":"<urn:uuid:c84175d9-b3c3-4474-98cf-0c636a04fef7>","cc-path":"CC-MAIN-2014-15/segments/1397609533689.29/warc/CC-MAIN-20140416005213-00505-ip-10-147-4-33.ec2.int... |
The Rockefeller University - Laboratory of Populations
1 1966 Translation from the French of Abraham Moles' Information Theory and Esthetic Perception. Urbana: University of Illinois Press. 217pp.
2 1967 A Model of Simple Competition. Annals of the Computation Laboratory 41. Cambridge, MA: Harvard University Pres... | {"url":"http://www.rockefeller.edu/labheads/cohenje/ACADPUBL.php","timestamp":"2014-04-20T21:09:41Z","content_type":null,"content_length":"55080","record_id":"<urn:uuid:71d4832e-7e46-414a-9b91-7c2c4e971e4c>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-00395-ip-10-147-4-33.ec2.intern... |
Homework Help
Posted by LISa on Friday, December 30, 2011 at 10:43am.
Factor: 2x^2 - 5x + 2
am confused with this problem?
• ALGEBRA - Reiny, Friday, December 30, 2011 at 10:47am
What method has been taught to you?
This one is really easy
look at the front, you know it has to be
(x ....)(2x....)
l... | {"url":"http://www.jiskha.com/display.cgi?id=1325259839","timestamp":"2014-04-19T02:44:31Z","content_type":null,"content_length":"10384","record_id":"<urn:uuid:ab09d201-9f4d-4240-88fe-5276d4f7943c>","cc-path":"CC-MAIN-2014-15/segments/1398223206147.1/warc/CC-MAIN-20140423032006-00485-ip-10-147-4-33.ec2.internal.warc.gz... |
[FOM] Finding a prime
joeshipman@aol.com joeshipman at aol.com
Mon Jun 12 19:51:28 EDT 2006
What is the fastest deterministic algorithm known which, given n, finds
an n-bit prime (that is, a prime number between 2^(n-1) and 2^n)?
Now that primality testing is known to be polynomial time, there is
clearly an "expected p... | {"url":"http://www.cs.nyu.edu/pipermail/fom/2006-June/010613.html","timestamp":"2014-04-18T10:37:00Z","content_type":null,"content_length":"3074","record_id":"<urn:uuid:e3106b84-2598-421e-bd62-4d24a148cac2>","cc-path":"CC-MAIN-2014-15/segments/1397609533308.11/warc/CC-MAIN-20140416005213-00650-ip-10-147-4-33.ec2.intern... |
Browse by Person (creator, editor, contributor, etc.)
Number of items: 4.
Milne, A.E. and Clarkson, P.A. and Bassom, A.P. (1997) Application of the isomonodromy deformation method to the fourth Painleve equation. Inverse Problems, 13 (2). pp. 421-439. ISSN 0266-5611. (The
full text of this publication is not available ... | {"url":"http://kar.kent.ac.uk/view/people/Milne=3AA=2EE=2E=3A=3A.date.html","timestamp":"2014-04-19T22:23:39Z","content_type":null,"content_length":"12246","record_id":"<urn:uuid:023859d5-fd58-42fb-aa7c-bfa75e56eeb2>","cc-path":"CC-MAIN-2014-15/segments/1398223205375.6/warc/CC-MAIN-20140423032005-00593-ip-10-147-4-33.e... |
Internal report on free software at INRIA
The MPFR library, a library for multiprecision floating-point arithmetic with exact rounding, based on the GNU MP library [with Guillaume Hanrot and Vincent Lefèvre].
The MPC library [development version], a library for multiprecision complex arithmetic with exact rounding, bas... | {"url":"http://www.loria.fr/~zimmerma/free/","timestamp":"2014-04-18T10:37:04Z","content_type":null,"content_length":"4895","record_id":"<urn:uuid:739e2ce0-6230-4a5f-9043-aa6aee707cac>","cc-path":"CC-MAIN-2014-15/segments/1397609533308.11/warc/CC-MAIN-20140416005213-00606-ip-10-147-4-33.ec2.internal.warc.gz"} |
ExhibitionsThere have been 45 exhibitions over the years and this is page 1 of 2
Not all exhibitions are included in this list and some exhibition titles may have been changed — exhibition information is only a reflection of what has been entered into the database. Some objects
may not be viewable because they were on ... | {"url":"http://collection.cooperhewitt.org/exhibitions/","timestamp":"2014-04-16T13:29:02Z","content_type":null,"content_length":"28948","record_id":"<urn:uuid:fd491d10-fd43-4e2a-82ad-dc202dc284cc>","cc-path":"CC-MAIN-2014-15/segments/1397609523429.20/warc/CC-MAIN-20140416005203-00548-ip-10-147-4-33.ec2.internal.warc.g... |
Calculus 6th Edition
Similar Searches: life science, calculus transcendental 6th edition, calculus 8th edition, basic math, calculus xxx x 6th edition, technical communication eleventh edition, cornerstone with student
success package, basic mathematics package, technical mathematics with calculus, analytic geometry, ... | {"url":"http://www.bookrenter.com/calculus-6th-edition/search--p10","timestamp":"2014-04-20T02:04:40Z","content_type":null,"content_length":"43025","record_id":"<urn:uuid:47150258-c08e-470c-84d7-f346157d608a>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00229-ip-10-147-4-33.ec2.inter... |
Homework Help
algebra - Christiaan, Monday, February 25, 2008 at 9:01pm
We have 2 fractions here. The first thing you want to do is equal the entire expression to 0 (in order to solve for x).
So we get that:
((x+4)/(x^2-x-6))+ ((3x-2)/(x^2+3x+2))=0
Now, we can transfer one of the fractions to the other side of the equa... | {"url":"http://www.jiskha.com/display.cgi?id=1203989905","timestamp":"2014-04-18T23:30:10Z","content_type":null,"content_length":"10031","record_id":"<urn:uuid:54d4cc72-45f0-4aeb-9083-d057ce098ec5>","cc-path":"CC-MAIN-2014-15/segments/1397609535535.6/warc/CC-MAIN-20140416005215-00280-ip-10-147-4-33.ec2.internal.warc.gz... |
Practical Methods for Proving Termination of General Logic Programs
Termination of logic programs with negated body atoms (here called general logic programs) is an important topic. One reason is that many computational mechanisms used to process negated atoms, like
Clark's negation as failure and Chan's constructive n... | {"url":"http://www.nzdl.org/gsdlmod?e=d-00000-00---off-0jair--00-0----0-10-0---0---0direct-10---4-------0-1l--11-en-50---20-about---00-0-1-00-0--4----0-0-11-10-0utfZz-8-00&a=d&c=jair&cl=CL1.10&d=jair-198","timestamp":"2014-04-17T12:50:55Z","content_type":null,"content_length":"80495","record_id":"<urn:uuid:34909993-c25... |
The Poly1305-AES message-authentication code
Results 1 - 10 of 28
- In Public Key Cryptography (PKC), Springer-Verlag LNCS 3958 , 2006
"... Abstract. This paper explains the design and implementation of a highsecurity elliptic-curve-Diffie-Hellman function achieving record-setting speeds: e.g., 832457 Pentium III cycle... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=407249","timestamp":"2014-04-16T06:25:56Z","content_type":null,"content_length":"37531","record_id":"<urn:uuid:4a61ee28-0b76-4375-8543-b0a298e67e94>","cc-path":"CC-MAIN-2014-15/segments/1397609521512.15/warc/CC-MAIN-20140416005201-00315-ip-10-147-4-33.ec2.internal.war... |
Category:Mathematical physics
From Wikibooks, open books for an open world
This category contains books on mathematical physics: the scientific discipline concerned with the application of mathematics to problems in physics, the development of mathematical methods suitable
for physics applications, and the formulation ... | {"url":"http://en.wikibooks.org/wiki/Category:Mathematical_physics","timestamp":"2014-04-16T15:59:27Z","content_type":null,"content_length":"29972","record_id":"<urn:uuid:d5e150bc-9720-45c9-bbdb-eba4373baf19>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00648-ip-10-147-4-33.ec2.inte... |
golden ratio. I dont get it - Page 4 - diyAudio
Today's episode of diyaudio was brought to you by the number 1.618... and the letter "Phi"....
Cantor confindently asserted that the transcendentals were in a vast majority to the algebraic numbers and did so without exhibiting a single conrete example of a transcend... | {"url":"http://www.diyaudio.com/forums/multi-way/224937-golden-ratio-i-dont-get-4.html","timestamp":"2014-04-17T03:59:13Z","content_type":null,"content_length":"85915","record_id":"<urn:uuid:abc2b3b2-1ce5-45b1-b7c9-70a0f2ac3bb0>","cc-path":"CC-MAIN-2014-15/segments/1397609526252.40/warc/CC-MAIN-20140416005206-00659-ip-... |
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hello friends I am in the need of : THE PROOF OF HERON'S FORMU... | {"url":"http://openstudy.com/updates/4ffab945e4b058f8b7667ed7","timestamp":"2014-04-19T22:23:14Z","content_type":null,"content_length":"59005","record_id":"<urn:uuid:0faa24e7-039f-480e-8d26-4eb52af89ac9>","cc-path":"CC-MAIN-2014-15/segments/1398223206120.9/warc/CC-MAIN-20140423032006-00248-ip-10-147-4-33.ec2.internal.w... |
Tiburon, CA Algebra 2 Tutor
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...In addition, I have significant experience tutoring students in lower division college mathematics courses such as calculus, multivariable calculus, linear algebra and differential equations,
as well as lower division physics. Teaching math and physi... | {"url":"http://www.purplemath.com/Tiburon_CA_algebra_2_tutors.php","timestamp":"2014-04-21T10:39:06Z","content_type":null,"content_length":"24181","record_id":"<urn:uuid:f316da70-c392-4fd7-a443-1c151676b7ea>","cc-path":"CC-MAIN-2014-15/segments/1397609539705.42/warc/CC-MAIN-20140416005219-00262-ip-10-147-4-33.ec2.inter... |
Calculus (Area Between Curves)
Number of results: 75,848
Calculus-Area between curves
Sketch the region enclosed by the given curves. Decide whether to integrate with respect to x or y. Then find the area of the region. 2y=4*sqrt(x) , y=5 and 2y+4x=8 please help! i've been trying this
problem the last couple days, even... | {"url":"http://www.jiskha.com/search/index.cgi?query=Calculus+(Area+Between+Curves)","timestamp":"2014-04-19T20:48:10Z","content_type":null,"content_length":"38570","record_id":"<urn:uuid:cd63138d-9b22-4205-9b4d-8fac4d962c34>","cc-path":"CC-MAIN-2014-15/segments/1398223206147.1/warc/CC-MAIN-20140423032006-00377-ip-10-1... |
Finding minimum (or maximum) element of a low rank matrix.
up vote 14 down vote favorite
Let $A\in\mathbb{R}^{n\times n}$ and suppose that $A$ is of rank $m\leq n$. Moreover suppose we know $u_1,\ldots, u_m \in\mathbb{R}^{n\times 1}$ and $v_1,\ldots, v_m \in\mathbb{R}^{n\times 1}$ such
$ A = \sum_{k=1}^m u_kv_k^T $
Is... | {"url":"http://mathoverflow.net/questions/76122/finding-minimum-or-maximum-element-of-a-low-rank-matrix","timestamp":"2014-04-20T04:10:53Z","content_type":null,"content_length":"62998","record_id":"<urn:uuid:f9540fbc-5447-4187-9c73-4c98bfee2ddd>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-2014041... |
MathGroup Archive: October 2012 [00292]
[Date Index] [Thread Index] [Author Index]
Re: Second derivatives
• To: mathgroup at smc.vnet.net
• Subject: [mg128529] Re: Second derivatives
• From: Roland Franzius <roland.franzius at uos.de>
... | {"url":"http://forums.wolfram.com/mathgroup/archive/2012/Oct/msg00292.html","timestamp":"2014-04-18T10:40:25Z","content_type":null,"content_length":"28486","record_id":"<urn:uuid:972729cd-febb-4d18-9c83-f8838091286e>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00480-ip-10-147-4-33.e... |
Oh,Oh,Oh,merry analysis!!!
Re: Oh,Oh,Oh,merry analysis!!!
hi JEF
no no.it's something we've done last year.
hi bobbym
well it would be nice.
The limit operator is just an excuse for doing something you know you can't.
“It's the subject that nobody knows anything about that we can all talk about!” ― Richard Feynman
“Tak... | {"url":"http://www.mathisfunforum.com/viewtopic.php?pid=199585","timestamp":"2014-04-18T19:07:21Z","content_type":null,"content_length":"41508","record_id":"<urn:uuid:b9764e4a-6242-4ca5-9514-4b4757f23769>","cc-path":"CC-MAIN-2014-15/segments/1397609535095.7/warc/CC-MAIN-20140416005215-00110-ip-10-147-4-33.ec2.internal.... |
To CNF or not to CNF? An Efficient Yet Presentable Version of the CYK Algorithm - 2009
To CNF or not to CNF? An Efficient Yet Presentable Version of the CYK Algorithm
Martin Lange, Institut für Informatik
Hans Leiß, Centrum für Informations- und Sprachverarbeitung
Ludwig-Maximilians-Universität München, Germany
martin.... | {"url":"http://www.informatica-didactica.de/cmsmadesimple/index.php?page=LangeLeiss2009","timestamp":"2014-04-17T00:58:49Z","content_type":null,"content_length":"156691","record_id":"<urn:uuid:738738ab-ce67-434b-8f1b-1e38359c588c>","cc-path":"CC-MAIN-2014-15/segments/1398223204388.12/warc/CC-MAIN-20140423032004-00514-i... |
March 1, 2009 - March 7, 2009
Archive: March 1, 2009 - March 7, 2009
These are some homework problems that Tricia Colclaser gave her Honors Pre-Calculus students this week. She said they are tougher than anything they might find in their text books. "Practicing on
harder problems gives you a chance to really put...
B... | {"url":"http://voices.washingtonpost.com/x-equals-why/2009/03/01-week/","timestamp":"2014-04-16T18:00:36Z","content_type":null,"content_length":"28659","record_id":"<urn:uuid:1f276774-4f9d-40b3-8a24-f4a7efd10aed>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00467-ip-10-147-4-33.ec2.... |
Who Invented Arabic Numerals?
It should be noted that the Arabic numerals were neither invented by nor used by the Arabs. They were developed in India by the Hindus around 600 A.D. Interestingly, these numbers were written
"backwards", thus one hundred twenty three was written 321.
Around 750 A.D. this system of decima... | {"url":"http://www.mediahistory.umn.edu/archive/numerals.html","timestamp":"2014-04-19T01:48:45Z","content_type":null,"content_length":"5016","record_id":"<urn:uuid:dafea722-b72f-4a2d-a54c-f296059d2ed7>","cc-path":"CC-MAIN-2014-15/segments/1397609535745.0/warc/CC-MAIN-20140416005215-00184-ip-10-147-4-33.ec2.internal.wa... |
Modal and Temporal Logics for Processes
Results 1 - 10 of 60
, 1998
"... As an alternative to planning, an approach to high-level agent control based on concurrent program execution is considered. The language includes facilities for prioritizing the concurrent
execution, interrupting the execution when certain conditi... | {"url":"http://citeseerx.ist.psu.edu/showciting?doi=10.1.1.36.9078","timestamp":"2014-04-20T20:11:44Z","content_type":null,"content_length":"39377","record_id":"<urn:uuid:615eafc2-bcb9-489b-85f2-77ba9b8c7263>","cc-path":"CC-MAIN-2014-15/segments/1397609539066.13/warc/CC-MAIN-20140416005219-00049-ip-10-147-4-33.ec2.inte... |
the first resource for mathematics
Strong convergence theorems by the hybrid method for families of mappings in Banach spaces.
(English) Zbl 1221.47119
Summary: Let
be a nonempty closed convex subset of a uniformly convex Banach space
whose norm is Gâteaux differentiable and let
be a family of mappings of
into itself s... | {"url":"http://zbmath.org/?q=an:1221.47119","timestamp":"2014-04-18T11:15:05Z","content_type":null,"content_length":"22694","record_id":"<urn:uuid:b50aa12a-e4a7-4c70-9747-07b2e4845ece>","cc-path":"CC-MAIN-2014-15/segments/1397609533308.11/warc/CC-MAIN-20140416005213-00170-ip-10-147-4-33.ec2.internal.warc.gz"} |
[FOM] Indispensability of the natural numbers
Timothy Y. Chow tchow at alum.mit.edu
Sun May 16 15:15:15 EDT 2004
After some further reflection, I think I can state more precisely some
thoughts that I have partially expressed in my recent articles regarding
the consistency of PA. These ideas are a variation on an argum... | {"url":"http://www.cs.nyu.edu/pipermail/fom/2004-May/008155.html","timestamp":"2014-04-18T06:16:24Z","content_type":null,"content_length":"8351","record_id":"<urn:uuid:78b942a2-36af-4058-b268-c461b18442db>","cc-path":"CC-MAIN-2014-15/segments/1397609532573.41/warc/CC-MAIN-20140416005212-00565-ip-10-147-4-33.ec2.interna... |
Parallel and Perpendicular Lines and Planes
Click onto this link for the problem (mind bender) at the bottom of the page.
"Mind Bender
Something that makes my mind bend: we know that if we have two parallel lines,
and we rotate one by 90°, they will be perpendicular to each other, right?
Well, does the same apply to cu... | {"url":"http://www.mathisfunforum.com/viewtopic.php?id=16861","timestamp":"2014-04-21T15:09:51Z","content_type":null,"content_length":"25261","record_id":"<urn:uuid:d9fed064-4952-410a-b5d1-d709cd201f74>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-20140416005220-00015-ip-10-147-4-33.ec2.internal.w... |
Sine, Cosine and Tangent
Opposite & adjacent sides and SOHCAHTOA of angles
This page explains the sine, cosine, tangent ratio, gives on an overview of their range of values and provides practice problems on identifying the sides that are opposite and adjacent to a given
functions express the
of sides of a
right tri... | {"url":"http://www.mathwarehouse.com/trigonometry/sine-cosine-tangent.php","timestamp":"2014-04-20T03:11:26Z","content_type":null,"content_length":"56564","record_id":"<urn:uuid:1e1586ef-5cbd-4151-b0f7-0320985faf11>","cc-path":"CC-MAIN-2014-15/segments/1397609537864.21/warc/CC-MAIN-20140416005217-00348-ip-10-147-4-33.e... |
Let f(x)=-x^4-2x^3+6x-4. Find the open intervals on which is concave up (down). Then determine the -coordinates... - Homework Help - eNotes.com
Let f(x)=-x^4-2x^3+6x-4. Find the open intervals on which is concave up (down). Then determine the -coordinates of all inflection points of . It is concave up on which interv... | {"url":"http://www.enotes.com/homework-help/let-f-x-x-4-2x-3-6x-4-find-open-intervals-which-419187","timestamp":"2014-04-17T22:01:52Z","content_type":null,"content_length":"26456","record_id":"<urn:uuid:c3a97001-0e33-44dc-ac7b-57b51e2acfeb>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-201404160052... |
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At what volumetric flow rate will air fill a space vacuum at Earth's STP?
The rotational velocity of the wheel is determined by the potential flow rate of how fast air can fill a vacuum, but the real question that I asked previously, is what will the pressure differential
be on the wheel fin submerged in the airflow. B... | {"url":"http://www.physicsforums.com/showthread.php?t=568712","timestamp":"2014-04-20T14:23:51Z","content_type":null,"content_length":"93272","record_id":"<urn:uuid:4d85c9c6-1fb4-4ca8-aaf3-451acc7f2cbf>","cc-path":"CC-MAIN-2014-15/segments/1398223206770.7/warc/CC-MAIN-20140423032006-00101-ip-10-147-4-33.ec2.internal.wa... |
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A ball is thrown straight up at 15m/s. How long does the ball ... | {"url":"http://openstudy.com/updates/4f1f7527e4b076dbc3484bd4","timestamp":"2014-04-21T02:05:02Z","content_type":null,"content_length":"91421","record_id":"<urn:uuid:67856571-0011-4c18-9c3d-3f738ab8ad80>","cc-path":"CC-MAIN-2014-15/segments/1398223201753.19/warc/CC-MAIN-20140423032001-00545-ip-10-147-4-33.ec2.internal.... |
the encyclopedic entry of linearly ordered set
abstract algebra
linearly ordered
totally ordered group
is an
ordered group G
such that the
order relation
"≤" is
. This means that the following statements hold for all
• if a ≤ b and b ≤ a then a = b (antisymmetry)
• if a ≤ b and b ≤ c then a ≤ c (transitivity)
• a... | {"url":"http://www.reference.com/browse/linearly+ordered+set","timestamp":"2014-04-17T14:28:38Z","content_type":null,"content_length":"81200","record_id":"<urn:uuid:68955cbc-4dbc-42bd-88ba-1bca21e8b647>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00495-ip-10-147-4-33.ec2.internal.w... |
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Creating a new curve sketching problem
October 1st 2011, 08:16 AM #1
Oct 2011
Creating a new curve sketching problem
Hello folks
I am a math teacher and my usual style of making curve sketching questions for my students is to beg, borrow, or steal from other sources. I decided recently to create my own prob... | {"url":"http://mathhelpforum.com/calculus/189264-creating-new-curve-sketching-problem.html","timestamp":"2014-04-17T13:35:50Z","content_type":null,"content_length":"62382","record_id":"<urn:uuid:27997f0c-b5bc-4de7-b971-5b9b74a273f6>","cc-path":"CC-MAIN-2014-15/segments/1397609530131.27/warc/CC-MAIN-20140416005210-00233... |
Explained Var. Ans.
You can link to an explained variance applet that demonstrates how changes in the configuration of the scatterplot affect the amount of explained and unexplained variance, and the value of the
correlation coefficient.
• Read Instructions (printing a hard copy, if possible, for easy reference.)
•... | {"url":"http://darwin.cwru.edu/~witte/statistics/explained_variance.htm","timestamp":"2014-04-18T08:37:49Z","content_type":null,"content_length":"3234","record_id":"<urn:uuid:495e6b54-dcaa-4b8c-8b03-232b7f348983>","cc-path":"CC-MAIN-2014-15/segments/1398223205137.4/warc/CC-MAIN-20140423032005-00321-ip-10-147-4-33.ec2.i... |
Harmonic Function
October 18th 2008, 10:00 AM #1
Harmonic Function
Show that $u(x,y) = x^3 - 3xy^2 + e^{[x^2-(y-2)^2]} \ cos[2x(y - 2)]$ is an harmonic function, and find a conjugate harmonic function $v(x,y)$.
Check that $\vec{\bigtriangledown} u * \vec{\bigtriangledown} v = 0$ holds for all x and y.
If yo... | {"url":"http://mathhelpforum.com/calculus/54342-harmonic-function.html","timestamp":"2014-04-20T11:59:32Z","content_type":null,"content_length":"72529","record_id":"<urn:uuid:735acfc7-e597-4d84-97ac-b9b92951def2>","cc-path":"CC-MAIN-2014-15/segments/1397609538423.10/warc/CC-MAIN-20140416005218-00004-ip-10-147-4-33.ec2.... |
Re: st: Panel Model w/ AR(1) Disturbance -- Can I do an AR(2)?
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Re: st: Panel Model w/ AR(1) Disturbance -- Can I do an AR(2)?
From "Rodrigo A. Alfaro" <ralfaro76@hotmail.com>
To <statalist@hsphsun2.harvard.edu>
Subject Re: st: Panel Mode... | {"url":"http://www.stata.com/statalist/archive/2006-11/msg00237.html","timestamp":"2014-04-21T15:27:34Z","content_type":null,"content_length":"12407","record_id":"<urn:uuid:19c2e3f3-6b4c-4dd4-ae25-2f61dd5cb9fb>","cc-path":"CC-MAIN-2014-15/segments/1397609540626.47/warc/CC-MAIN-20140416005220-00494-ip-10-147-4-33.ec2.in... |
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Biljana Janeva, Snezana Ilic, Vesna Celakoska-Jordanova
Faculty of Natural Sciences and Mathematics, Skopje, Macedonia; Faculty of Sciences, Nis, Serbia; Faculty of Natural Sciences and Mathematics, Skopje, Macedonia
Abst... | {"url":"http://www.emis.de/journals/PIMB/095/10.html","timestamp":"2014-04-21T12:17:18Z","content_type":null,"content_length":"5222","record_id":"<urn:uuid:02a5e53a-e581-489b-9ea3-979d02ba1781>","cc-path":"CC-MAIN-2014-15/segments/1397609539776.45/warc/CC-MAIN-20140416005219-00031-ip-10-147-4-33.ec2.internal.warc.gz"} |
Prime number finder not looping correctl
You are not entering the while loop all of the time.
For example:
1. z = 2
2. find z+1 = 3
3. you find if and remove all of the multiples of 2
4. Now, z = 3
5. find z+1 = 4
6. you don't find 4 because it is a multiple of 2 and it was removed.
The same thing happens for 5, 7, 11 ... | {"url":"http://www.cplusplus.com/forum/beginner/111003/","timestamp":"2014-04-19T22:09:16Z","content_type":null,"content_length":"8387","record_id":"<urn:uuid:6b1bf411-7aa6-46b0-b82d-115749dc96b7>","cc-path":"CC-MAIN-2014-15/segments/1397609537754.12/warc/CC-MAIN-20140416005217-00243-ip-10-147-4-33.ec2.internal.warc.gz... |
3.2 From Hyperspheres to Entropy
Next: 3.3 Problems for Chapter Up: 3. Phase space Previous: 3.1 Microscopic variables
3.2 From Hyperspheres to Entropy
Some model systems have the convenient property that their energy may be written as a sum over the squares of their microvariables. The most popular example is the ... | {"url":"http://homepage.univie.ac.at/Franz.Vesely/sp_english/sp/node15.html","timestamp":"2014-04-21T14:44:44Z","content_type":null,"content_length":"59960","record_id":"<urn:uuid:15a98fad-6fd9-488a-b5a6-7e8b9107c493>","cc-path":"CC-MAIN-2014-15/segments/1398223202548.14/warc/CC-MAIN-20140423032002-00035-ip-10-147-4-33... |
Hillside, NJ SAT Math Tutor
Find a Hillside, NJ SAT Math Tutor
...Then read on. My name is Mindy. I have 11 years of experience assisting elementary students, including working with a diverse spectrum of special need students.
16 Subjects: including SAT math, reading, GED, GRE
...Through personal experience, I ... | {"url":"http://www.purplemath.com/Hillside_NJ_SAT_Math_tutors.php","timestamp":"2014-04-19T17:43:56Z","content_type":null,"content_length":"23944","record_id":"<urn:uuid:037154cd-c22c-4e54-a429-b1ff01bcb9d1>","cc-path":"CC-MAIN-2014-15/segments/1397609537308.32/warc/CC-MAIN-20140416005217-00289-ip-10-147-4-33.ec2.inter... |
Help on a program
Author Help on a program
Write a program with two constant values, one with alternating binary ones and zeroes, with a zero in the least-significant digit, and the second, also alternating, with a one ... | {"url":"http://www.coderanch.com/t/449826/java/java/program","timestamp":"2014-04-20T16:55:13Z","content_type":null,"content_length":"20613","record_id":"<urn:uuid:e0523bb0-f992-4f41-9951-17f803527dda>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-20140416005218-00304-ip-10-147-4-33.ec2.internal.wa... |
Fountain Valley Algebra 1 Tutor
Find a Fountain Valley Algebra 1 Tutor
...As an experienced tutor I am very efficient and effective in helping students understand the material. Often just a few sessions are enough to help students to get back on track, give them
confidence, reduce stress and improve their grades. I... | {"url":"http://www.purplemath.com/Fountain_Valley_algebra_1_tutors.php","timestamp":"2014-04-17T07:39:00Z","content_type":null,"content_length":"24413","record_id":"<urn:uuid:a39429a6-8076-4d9b-a3dc-f5c932c8ea62>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00225-ip-10-147-4-33.ec2.... |
[Haskell-cafe] Parity of the number of inversions of a permutation
Henning Thielemann lemming at henning-thielemann.de
Wed Mar 9 06:42:09 EST 2005
I think it is a quite popular problem. I have a permutation and I want to
count how often a big number is left from a smaller one. More precisely
I'm interested in whether t... | {"url":"http://www.haskell.org/pipermail/haskell-cafe/2005-March/009338.html","timestamp":"2014-04-18T01:36:17Z","content_type":null,"content_length":"3626","record_id":"<urn:uuid:bc92967e-dd4c-4f5c-be38-0529702d6bcf>","cc-path":"CC-MAIN-2014-15/segments/1397609532374.24/warc/CC-MAIN-20140416005212-00356-ip-10-147-4-33... |
Parent Functions Domain And Range
Sponsored High Speed Downloads
5 Linear and Squaring Functions Characteristics of the Linear Function: • Domain: the set of all real numbers. • Range: the set of all real numbers.
x() 2 Parent Functions Name:_____ Using the given equations, complete the tables below, domain & range, a... | {"url":"http://ebookily.org/pdf/parent-functions-domain-and-range","timestamp":"2014-04-23T16:58:13Z","content_type":null,"content_length":"41092","record_id":"<urn:uuid:58eb0cf4-4c15-4b92-91a0-1a09f702af63>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00406-ip-10-147-4-33.ec2.intern... |
A Short Course in Information Theory
8 lectures by David J.C. MacKay
January 1995. Cavendish Laboratory, Cambridge, Great Britain.
Is it possible to communicate reliably from one point to another if we only have a noisy communication channel? How can the information content of a random variable be measured? This course... | {"url":"http://www.inference.phy.cam.ac.uk/mackay/info-theory/course.html","timestamp":"2014-04-16T16:00:40Z","content_type":null,"content_length":"6601","record_id":"<urn:uuid:34603353-4968-4e25-8f6d-80319f363c0b>","cc-path":"CC-MAIN-2014-15/segments/1397609524259.30/warc/CC-MAIN-20140416005204-00510-ip-10-147-4-33.ec... |
Post a reply
What is the Area of the largest equilateral triangle that can inscribed in a 2 x 2 square?
How can geogebra answer the question for us?
1)Place point A at (0,0)
2)Place point B at (0,2)
3)Draw a slider with MIn = 0, Max = 2 and Inc = .001. Call it b.
4)Place point C at (2,2).
5)Draw a line segment BC. Colo... | {"url":"http://www.mathisfunforum.com/post.php?tid=17529&qid=207274","timestamp":"2014-04-18T08:08:05Z","content_type":null,"content_length":"17655","record_id":"<urn:uuid:31783fe4-43c5-40c2-bd84-414d4c379d81>","cc-path":"CC-MAIN-2014-15/segments/1397609533121.28/warc/CC-MAIN-20140416005213-00002-ip-10-147-4-33.ec2.int... |
In a sum, x+y, we call x and y "summands"
This type of word (from a Latin participle ending) occurs elsewhere in
mathematics. A "summand" is that which is to be summed.
In a composition of functions [Tex $f \circ g$ ], what word should be
used for the two items f, g? How about "composand" ?
Google search shows John Bae... | {"url":"http://sci.tech-archive.net/Archive/sci.math/2007-08/msg00571.html","timestamp":"2014-04-20T08:17:37Z","content_type":null,"content_length":"7607","record_id":"<urn:uuid:25e50b60-6405-40f7-8463-c992c905fa35>","cc-path":"CC-MAIN-2014-15/segments/1397609538110.1/warc/CC-MAIN-20140416005218-00486-ip-10-147-4-33.ec... |
Solving a differential equation
March 13th 2007, 09:08 AM #1
Junior Member
Mar 2006
Solving a differential equation
In order to write a program on change in global error using the Runge Kutta method tomorrow, i need an exact solution to this equation:
y' = sqrt(sin(x) + ln(x)) with initial conditions x = 2,... | {"url":"http://mathhelpforum.com/calculus/12495-solving-differential-equation.html","timestamp":"2014-04-17T09:55:31Z","content_type":null,"content_length":"33603","record_id":"<urn:uuid:69174514-32a8-446f-9324-a51bfbad0733>","cc-path":"CC-MAIN-2014-15/segments/1397609532128.44/warc/CC-MAIN-20140416005212-00290-ip-10-1... |
Join Algorithms for the Theory of Uninterpreted Functions
The join of two sets of facts, E1 and E2, is defined as the set of all facts that are implied independently by both E1 and E2. Congruence closure is a widely used representation for sets of
equational facts in the theory of uninterpreted function symbols (UFS). ... | {"url":"http://research.microsoft.com/en-us/um/people/sumitg/pubs/join_fsttcs04_abs.html","timestamp":"2014-04-18T13:28:02Z","content_type":null,"content_length":"1127","record_id":"<urn:uuid:3f108a8c-7d3d-4ebb-8491-2e02ba14be75>","cc-path":"CC-MAIN-2014-15/segments/1397609533689.29/warc/CC-MAIN-20140416005213-00345-ip... |
One third of students end up in remedial math in college and “the level of interest in the subject is at an all-time low,” writes Jo Boaler, a Stanford math education professor, in Ed Week. She
blames timed math tests — solve 50 multiplication problems in three minutes — for causing math anxiety that cripples learning... | {"url":"http://www.joannejacobs.com/tag/drill/","timestamp":"2014-04-17T06:55:29Z","content_type":null,"content_length":"29260","record_id":"<urn:uuid:b0b30da7-1c4c-4909-a70b-067b9f9dad9e>","cc-path":"CC-MAIN-2014-15/segments/1397609526311.33/warc/CC-MAIN-20140416005206-00432-ip-10-147-4-33.ec2.internal.warc.gz"} |
iFormal Construction by Transformation Computer Aided Intuition Guided Programming,j
, 1993
"... Much of the work on developing program transformation systems has concentrated on systems to assist in program development. However, the four separate surveys carried out between 1977 and 1990
[18,20,22,24], summarised in [... | {"url":"http://citeseerx.ist.psu.edu/showciting?cid=7953677","timestamp":"2014-04-20T07:51:56Z","content_type":null,"content_length":"17919","record_id":"<urn:uuid:457ad6cc-46de-4e71-98d6-9f3b957410b9>","cc-path":"CC-MAIN-2014-15/segments/1397609538022.19/warc/CC-MAIN-20140416005218-00359-ip-10-147-4-33.ec2.internal.wa... |
conservative scalar field?
April 29th 2010, 03:19 AM #1
Junior Member
Dec 2009
conservative scalar field?
Hello, here is the question: If we want to calculate a line integral of a conservative vector field F we just have to calculate the function we have to derivate to obtain F and evaluate it in the
extrem... | {"url":"http://mathhelpforum.com/calculus/142100-conservative-scalar-field.html","timestamp":"2014-04-20T16:51:56Z","content_type":null,"content_length":"28911","record_id":"<urn:uuid:bc02742c-a5bc-4cb9-beb8-a38cd9f6adfa>","cc-path":"CC-MAIN-2014-15/segments/1397609538824.34/warc/CC-MAIN-20140416005218-00499-ip-10-147-... |
Mathias Drton
My current interests revolve around graphical models, algebraic statistics, and problems of model selection. A graphical model is a multivariate statistical model that is associated to a graph whose
nodes correspond to variables of interest. The edges of the graph reflect a pattern of allowed (conditional... | {"url":"http://www.stat.washington.edu/~md5/Home.html","timestamp":"2014-04-21T04:32:53Z","content_type":null,"content_length":"11001","record_id":"<urn:uuid:ca38acbe-0ddf-4cb2-a015-1c4b5d42a291>","cc-path":"CC-MAIN-2014-15/segments/1398223203841.5/warc/CC-MAIN-20140423032003-00352-ip-10-147-4-33.ec2.internal.warc.gz"} |
Definition of the Inverse of Trigonometric Ratios
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Definition of the Inverse of Trigonometric Ratios
Practice Definition of the Inverse of Trigonometric Ratios
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• ... | {"url":"http://www.ck12.org/trigonometry/Definition-of-the-Inverse-of-Trigonometric-Ratios/","timestamp":"2014-04-20T21:46:33Z","content_type":null,"content_length":"68426","record_id":"<urn:uuid:389bfcb6-769d-4d1c-86a2-2b3ee8905ce6>","cc-path":"CC-MAIN-2014-15/segments/1397609539230.18/warc/CC-MAIN-20140416005219-0033... |
Probability Distribution
Date: 12/22/97 at 19:15:33
From: Smith, Cassandra
Subject: Probability distribution
I have written to you before with much success. I am once again
stumped. I have tried several times to answer this question and even
though the answers are available to me, I am unable to solve it.
A county cont... | {"url":"http://mathforum.org/library/drmath/view/56582.html","timestamp":"2014-04-21T10:20:44Z","content_type":null,"content_length":"7704","record_id":"<urn:uuid:cbdf4b7d-0eb0-4ce4-900f-32a7010e540a>","cc-path":"CC-MAIN-2014-15/segments/1397609539705.42/warc/CC-MAIN-20140416005219-00033-ip-10-147-4-33.ec2.internal.war... |