content string | quality_label int64 | meta string | all-MiniLM-L6-v2_embedding list | doc_id int64 | unique_id string |
|---|---|---|---|---|---|
Topology homeomorphisms and quotient map question
April 18th 2011, 12:20 AM #1
Junior Member
Joined
Aug 2009
Posts
36
Topology homeomorphisms and quotient map question
In this R denotes the real numbers, and [.] denotes subscript
Let Homeo(X) be the group of homeomorphisms f:X->X where X is a topol... | 4 | [
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0.038818359375,
-0.0174560546875,
-0.0126953125,
-0.054443359375... | 29,000 | 29000 | |
A Fast Imaging Technique Applied to 2D Electrical Resistivity Data
International Journal of Geophysics
Volume 2014 (2014), Article ID 846024, 9 pages
http://dx.doi.org/10.1155/2014/846024
Research Article
A Fast Imaging Technique Applied to 2D Electrical Resistivity Data
Dipartimento di Scienze della Terra e del Mar... | 4 | [
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... | 29,001 | 29001 | |
Fractional-Order Control of a Micrometric Linear Axis
Journal of Control Science and Engineering
Volume 2013 (2013), Article ID 947428, 10 pages
http://dx.doi.org/10.1155/2013/947428
Research Article
Fractional-Order Control of a Micrometric Linear Axis
DIME, Department of Mechanical, Energetic, Management and Trans... | 4 | [
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0.0152587890625,
0.0693359375... | 29,002 | 29002 | |
find the remainder
March 21st 2009, 11:43 PM #1
Newbie
Joined
Mar 2009
Posts
14
find the remainder
Find the remainder of 3^(3^2009) on
division by 55.
Im confusing that 55 is not prime, so how can we use fermat's little thm...
Cheers!
Hello,
Euler's theorem is stronger :
If $\... | 5 | [
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Homework Help
Posted by bill on Tuesday, April 19, 2011 at 11:11pm.
The highest acceptable level of pesticide found in quail has been limited to 0.35 parts per million (ppm). A hunting organization measured the level of the pesticide found in a random sample of 20
quail harvested from field trials. The sample produced... | 4 | [
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Proof generation of [Dn,Dn]
May 18th 2012, 03:49 AM #1
Proof generation of [Dn,Dn]
1. The problem statement, all variables and given/known data
My challenge is as follows:
Let D[n] be the dihedral group (symmetries of the regular n-polygon) of order 2n and let ρ be a rotation of D[n] with order n.
(... | 5 | [
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Measuring Effectiveness - Getting started with OEE
Home
>
Advanced Lean Manufacturing
,
Availability
,
Eliminate Waste
,
Lean
,
Lean Metrics
,
OEE: Overall Equipment Efficiency
,
Performance
,
Process Control and OEE
,
Quality
,
Quality Factor
,
Training
> Measuring Effectiveness – Getting starte... | 4 | [
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... | 29,006 | 29006 | |
Homework Help
Posted by fakku on Wednesday, May 18, 2011 at 1:28pm.
The angle of elevation of the sun is 20 degrees. At the same time,how long is the shadow cast by a building 50 meter high?
• Trigonometry - Annonymous, Wednesday, May 18, 2011 at 3:30pm
You would start off by setting up the equation as follows... | 4 | [
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0.04541015625,... | 29,007 | 29007 | |
vector field
November 9th 2009, 08:15 PM #1
Junior Member
Joined
Jul 2009
Posts
42
vector field
The question:
For the vector field = -y + x, find the line integral along the curve C from the origin along the x-axis to the point (6, 0) and then counterclockwise around the circumference of the circle x... | 5 | [
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-0.131835937... | 29,008 | 29008 | |
A Possible Generalization of Acoustic Wave Equation Using the Concept of Perturbed Derivative Order
Mathematical Problems in Engineering
Volume 2013 (2013), Article ID 696597, 6 pages
http://dx.doi.org/10.1155/2013/696597
Research Article
A Possible Generalization of Acoustic Wave Equation Using the Concept of Pertur... | 5 | [
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... | 29,009 | 29009 | |
simplify trig
December 10th 2007, 08:17 PM
ninelivesmeow
simplify trig
A.2sinx+1=0
B.2cos^2x-1=0
C.3tan^3x-tanx=0
D.2sin^2x=2+cosx
I really need help.. I have my answers here but im not sure if they are correct:
A.x=7/6pi, 11/6pi
B.x=pi/4 7/4pi
C.x=pi/6 7/6pi 2pi pi
D.x=pi/2, 3/... | 4 | [
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0.02209472656... | 29,010 | 29010 | |
Finding a basis of R^3
May 1st 2011, 10:07 PM #1
Member
Joined
Dec 2010
Posts
92
Finding a basis of R^3
Find a basis of R^3 defined by the equation,
$2x_{1}+3x_{2}+x_{3} = 0$
I took the above equation and solved for x3, assuming that was saying that x3 could be created using -2 copies of x1 min... | 4 | [
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... | 29,011 | 29011 | |
G
The Golden Mean is a ratio which has fascinated generation after generation, and culture after culture. It can be expressed succinctly in the ratio of the number "1" to the irrational "l.618034... ",
but it has meant so many things to so many people, that a basic investigation of what might is the "Golden Mean Pheno... | 4 | [
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Solving a simple differential equation
$1st$
$y' = x/y^2$
$\int\text{ }y^2dy = \int\text{ }xdx$
$y^3/3 = x^2/2 + C$
$y^3 = 3x^2/2 + C$
$2nd$
Find the particular solution that satisfies the initial condition.
$dr/ds$ = e^(r-s) when condition r(0) = 1
$\int\text{ }1/e^r dr... | 5 | [
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0.04296875,
... | 29,013 | 29013 | |
Algebraic Expression Factoring
August 22nd 2008, 08:38 AM #1
Algebraic Expression Factoring
The book that I am working through does an absolutely pitiful job explaining what to do in these types of problems. I have no clue as to where to begin, if someone could please walk me through
and explain why each step... | 4 | [
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... | 29,014 | 29014 | |
Get homework help at HomeworkMarket.com
Question
Submitted by
tasa_t
on Wed, 2012-05-23 20:12
due on Sun, 2012-05-27 20:11
answered 7 time(s)
Hand shake with
neel
: In progress
tasa_t is willing to pay $20.00
one anonymous student showed interest
Can you assist me with finance?
ntroduction
You will assume t... | 5 | [
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On an Interpolation Based Spectral Homotopy Analysis Method for PDE Based Unsteady Boundary Layer Flows
Abstract and Applied Analysis
Volume 2014 (2014), Article ID 848170, 7 pages
http://dx.doi.org/10.1155/2014/848170
Research Article
On an Interpolation Based Spectral Homotopy Analysis Method for PDE Based Unsteady... | 5 | [
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... | 29,016 | 29016 | |
Biharmonic Maps and Laguerre Minimal Surfaces
Abstract and Applied Analysis
Volume 2013 (2013), Article ID 843156, 9 pages
http://dx.doi.org/10.1155/2013/843156
Research Article
Biharmonic Maps and Laguerre Minimal Surfaces
^1Department of Mathematics, American University of Sharjah, P.O. Box 26666, Sharjah, UAE
^2S... | 4 | [
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The Stochastic Evolution of a Protocell: The Gillespie Algorithm in a Dynamically Varying Volume
Computational and Mathematical Methods in Medicine
Volume 2012 (2012), Article ID 423627, 13 pages
http://dx.doi.org/10.1155/2012/423627
Research Article
The Stochastic Evolution of a Protocell: The Gillespie Algorithm ... | 4 | [
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Linear programming
February 8th 2013, 12:35 AM
JacobE
Linear programming
Hi.
I'm trying to solve a linear programming task (using the graphing method) for profit maximization.
Say, there's a small business producing peanut and raisin mixtures called PR and RP.
The mixture PR contains 2/3 kg raisins a... | 4 | [
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the encyclopedic entry of order Aspergillales
In
mathematics
, a
well-order
relation (or
well-ordering
) on a
set S
is a
total order
on
S
with the property that every
non-empty subset
of
S
has a
least element
in this ordering. Equivalently, a well-ordering is a
well-founded
total order. The set
S
... | 4 | [
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-0... | 29,020 | 29020 | |
Exponents and Logarithms-- Exponent question
April 21st 2013, 10:46 PM #1
Junior Member
Joined
Mar 2013
From
Vancouver
Posts
60
Exponents and Logarithms-- Exponent question
Hi guys i just started this new unit, have a few question not having learned about logarithms, What would the formula look like?... | 4 | [
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-0.055908203... | 29,021 | 29021 | |
Finding the integral of an inverse function
July 15th 2010, 08:04 PM #1
Member
Joined
Sep 2009
Posts
242
Thanks
1
Finding the integral of an inverse function
Hi,
I have a function $f:x \to y$ for which I would like to find the integral. The function "f" is:
$y=k e^{\frac{\arccos{\left(\frac... | 5 | [
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0.04052734375,
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An Especial Fractional Oscillator
International Journal of Statistical Mechanics
Volume 2013 (2013), Article ID 175273, 5 pages
http://dx.doi.org/10.1155/2013/175273
Research Article
An Especial Fractional Oscillator
Department of Physics, Faculty of Basic Science, University of Mazandaran, P.O. Box 47416-1467, Babo... | 5 | [
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... | 29,023 | 29023 | |
Complex Atanassov's Intuitionistic Fuzzy Relation
Abstract and Applied Analysis
Volume 2013 (2013), Article ID 287382, 18 pages
http://dx.doi.org/10.1155/2013/287382
Research Article
Complex Atanassov's Intuitionistic Fuzzy Relation
School of Mathematical Sciences, Faculty of Science and Technology, Universiti Keban... | 5 | [
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... | 29,024 | 29024 | |
integral of exp(-x) * x^n
December 11th 2012, 09:17 PM
Kiki
integral of exp(-x) * x^n
integration from 0 to infinity, of exp(-x) * x^n with respect to x.
can you please help me to calculate this???
December 12th 2012, 12:41 AM
MarkFL
Re: integral of exp(-x) * x^n
Define $f(n)\equiv\int_0^{\i... | 5 | [
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0.030639648... | 29,025 | 29025 | |
Efficiency Rent Calculation for Clackamas County
Clackamas County is in Portland-Vancouver-Hillsboro, OR-WA MSA and is assigned the Efficiency FMR for that area. The Efficiency FMR for Portland-Vancouver-Hillsboro, OR-WA MSA is computed as a
function of the ratio of the 2010 5-Year Efficiency American Community Survey... | 4 | [
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-0.00... | 29,026 | 29026 | |
How much of the area is preserved when you inscribe circles in circles
October 5th 2009, 06:58 PM #1
Junior Member
Joined
Sep 2009
Posts
29
How much of the area is preserved when you inscribe circles in circles
What is the ratio of the area of the shaded portion in the figure on the right to the ar... | 4 | [
0.0196533203125,
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Is this an identity in Lie bialgebras?
up vote 1 down vote favorite
1
Perhaps this will be a trivial question. For this post, everything is over your favorite field of characteristic $0$.
Definitions and notation
Recall that a Lie algebra is a vector space $\mathfrak g$ along with a map $\beta: \mathfrak g^{\wedge 2... | 4 | [
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Analytic geometry help?
June 26th 2009, 10:39 AM
mj.alawami
Analytic geometry help?
Find the equation of that line that bisects the acute angles determined by the given lines.
$2x+3y-5=0$and $x+6y-8=0$
Attempt:
I know that i have to get the distance of d1 and d2 and then apply the equation
$d1+... | 4 | [
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Urgent help required !
September 8th 2012, 07:28 AM #1
Newbie
Joined
Apr 2012
From
jedd
Posts
6
Dear Sir ,
I felt difficulty in solving the following problems .So please help me to solve these questions . I will be very thankful to you .\
The question is in the attachment .
Re: Urgent help r... | 4 | [
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Existence of Solution for Impulsive Differential Equations with Nonlinear Derivative Dependence via Variational Methods
Abstract and Applied Analysis
Volume 2013 (2013), Article ID 908062, 10 pages
http://dx.doi.org/10.1155/2013/908062
Research Article
Existence of Solution for Impulsive Differential Equations with N... | 5 | [
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-0.09814453125... | 29,031 | 29031 | |
wave equation - finding the solution
March 27th 2008, 05:30 AM #1
Member
Joined
Jan 2008
Posts
114
wave equation - finding the solution
An electrical signal described by the function u(x,t) is transmitted in the x direction. The signal satisfies the wave equation,
$u_{tt} - c^2u_{xx} = 0, x > 0, t >... | 5 | [
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area of a circle (integral)
November 12th 2008, 02:47 PM #1
Member
Joined
Oct 2007
Posts
89
area of a circle (integral)
use a double integral and trigonometric substitution to find the area of a circle with radius r. use the formula int(cos^2u)du = (1/2)u + (1/4)sin2u + C
so ive gotten this far(spli... | 4 | [
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\pi day!
March 14, 2010
By M. Parzakonis
It’s π-day today so we gonna have a little fun today with Buffon’s needle and of course R. A well known approximation to the value of $latex \pi$ is the experiment tha Buffon performed using a needle
of length,$latex l$. What I do in the next is only to copy from the followin... | 4 | [
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3D vector addition / algebra
September 25th 2012, 08:21 AM
froodles01
3D vector addition / algebra
I have 3 point charges, each with a 3D vector notation.
A is at (0, 2a, 0)
B is at (3a/2, 0, 0)
C is at (-3a/2, 0,0)
I'm usng Coulombs Law (not gone into here) & the working I have been given is;
... | 5 | [
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Some Common Fixed Point Theorems in Partial Metric Spaces
Journal of Applied Mathematics
Volume 2011 (2011), Article ID 263621, 16 pages
http://dx.doi.org/10.1155/2011/263621
Research Article
Some Common Fixed Point Theorems in Partial Metric Spaces
Department of Mathematics, Atilim University, Incek, 06836 Ankara, ... | 5 | [
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... | 29,036 | 29036 | |
A New Extended Jacobi Elliptic Function Expansion Method and Its Application to the Generalized Shallow Water Wave Equation
Journal of Applied Mathematics
Volume 2012 (2012), Article ID 896748, 21 pages
http://dx.doi.org/10.1155/2012/896748
Research Article
A New Extended Jacobi Elliptic Function Expansion Method and... | 5 | [
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complex number problem
solve for x and y: x + yi = 2/3+i + 3/2+i
Hello, hyzlemon! Quote: Solve for $x$ and $y$: . $x + yi \:=\: \frac{2}{3+i} + \frac{3}{2+i}$ Rationalize the right side: . . $\frac{2}{3+i}\cdot{\color{blue}\frac{3-i}{3-i}} + \frac{3}{2+i}\cdot{\
color{blue}\frac{2-i}{2-i}} \;=\;\frac{2(3-i)}{9+1} + \f... | 4 | [
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What does the series converge to?
May 15th 2008, 09:30 PM #1
What does the series converge to?
What does the series converge to?
$\sum_{k=0}^\infty \frac{k+1}{k!}$
This was on my final tonight, I don't know (or don't remember) how to figure it out.
Sorry I did not really explain that well
$\sum... | 5 | [
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Multistep Wind Speed Forecasting Based on Wavelet and Gaussian Processes
Mathematical Problems in Engineering
Volume 2013 (2013), Article ID 461983, 8 pages
http://dx.doi.org/10.1155/2013/461983
Research Article
Multistep Wind Speed Forecasting Based on Wavelet and Gaussian Processes
^1Key Laboratory of Precision Op... | 4 | [
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Introductory Tutorial to Multiple Integration
May 26th 2010, 04:33 PM #1
Introductory Tutorial to Multiple Integration
As one poster once observed, a small portion of the MHF population answers the majority of the questions. I've found that in regards to multiple integration and vector calculus, that number
d... | 5 | [
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Periodic Solutions of Second-Order Differential Inclusions Systems with
Abstract and Applied Analysis
Volume 2012 (2012), Article ID 475956, 24 pages
http://dx.doi.org/10.1155/2012/475956
Research Article
Periodic Solutions of Second-Order Differential Inclusions Systems with -Laplacian
^1School of Mathematical Sci... | 4 | [
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Hyperstability and Superstability
Abstract and Applied Analysis
Volume 2013 (2013), Article ID 401756, 13 pages
http://dx.doi.org/10.1155/2013/401756
Review Article
Hyperstability and Superstability
Department of Mathematics, Pedagogical University, Podchorążych 2, 30-084 Kraków, Poland
Received 31 August 2013; Acc... | 4 | [
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area of graph
September 16th 2009, 06:40 AM
smartcar29
area of graph
hi
need to find area of graph
$y=(2sinx-1)(sinx+2)exp(\frac{2}{3}sinx)$
i have limits from previous question $\frac{\pi}{6}$ and $\frac{5\pi}{6}$. i know i need to intergate this but i just can not do it. i have been trying to an... | 4 | [
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0.012023925781... | 29,044 | 29044 | |
Volume by Integration
December 9th 2007, 10:13 AM #1
Member
Joined
Nov 2007
Posts
83
Volume by Integration
A ball of radius 14 has a round hole of radius 9 drilled through its center. Find the volume of the resulting solid.
Please Help!
You must use integration?. Then let's use shells to find t... | 5 | [
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Two exponent and root problems
March 23rd 2008, 05:32 PM #1
Newbie
Joined
Mar 2008
Posts
8
Two exponent and root problems
I just need help with one problem on my homework...
Both the directions are to simplify
First one:
Fifth root of x cubed all over Seventh root of x to the 4th
I didn... | 4 | [
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Sample size calculation :Prashant Kadam, Supriya Bhalerao, International Journal of Ayurveda Research
RESEARCH METHODOLOGY
Year : 2010 | Volume : 1 | Issue : 1 | Page : 55--57
Sample size calculation
Prashant Kadam^1, Supriya Bhalerao^2,
^1 Department of Clinical Pharmacology, Seth GS Medical College and KEM Hospital... | 5 | [
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the encyclopedic entry of chebyshev equation
Chebyshev's equation
is the second order linear
differential equation
$\left(1-x^2\right) \left\{d^2 y over d x^2\right\} - x \left\{d y over d x\right\} + p^2 y = 0$
where p is a real constant. The equation is named after Russian mathematician Pafnuty Chebyshev.
Th... | 4 | [
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Formation and Propagation of Local Traffic Jam
Discrete Dynamics in Nature and Society
Volume 2013 (2013), Article ID 748529, 12 pages
http://dx.doi.org/10.1155/2013/748529
Research Article
Formation and Propagation of Local Traffic Jam
^1College of Civil Engineering Architecture, Zhejiang University, 866, Yuhngtang... | 4 | [
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Aerodynamic Analysis of Cup Anemometers Performance: The Stationary Harmonic Response
The Scientific World Journal
Volume 2013 (2013), Article ID 197325, 11 pages
http://dx.doi.org/10.1155/2013/197325
Research Article
Aerodynamic Analysis of Cup Anemometers Performance: The Stationary Harmonic Response
Universidad P... | 4 | [
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Green's Theorem problem
November 23rd 2013, 05:00 PM
jepherz
Green's Theorem problem
∫c (x^2+y^2)dx + (x^2+y^2)dy , C is defined by y=x , y=(1/6)x^2 , 0<x<6
For the limits I'm doing dydx, so:
y is from 0 to x
x is from 0 to 6
∫c (x^2+y^2)dx + (x^2+y^2)dy
= ∫∫2x-2y dydx = 2xy-y^2 from 0 to x... | 5 | [
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Explanations
May 11th 2007, 08:50 PM
Rocher
Explanations
I would just like to know how to do the following things:
-Change radicals from whole to mixed and vice/versa.
-Exponents like (5^-1)^4 and how to solve them.
-How to use the Pythagorem Theroem properly.
-And something called simplifyin... | 4 | [
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Linear equation problem
May 31st 2009, 04:23 PM
Nerdfighter
Linear equation problem
Five hundred dollars were used to buy one hundred animals of three types. The burros cost 11 dollars each, the camels cost 9 dollars each, and the dogs cost 2 dollars each. How many animals of
each kind were there?
This ... | 5 | [
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A probability question
January 15th 2009, 09:07 AM #1
A probability question
Imagine an event has a probability of 0.04 to happen. Like for example a gun with a loader with a capacity of 100 bullets but which has only 4 bullets in it. And we push on the thing of the gun
to fire a bullet. Say I have 2 identica... | 4 | [
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Average succesive distances between primes below n, graphed
June 9th 2010, 09:00 AM
mfetch22
Average succesive distances between primes below n, graphed
I wrote a computer program function that takes an integer as input and outputs the average distance between all the succesive primes below this integer. I graph... | 5 | [
-0.03076171875,
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0.08984375,
-0.010009765625,
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0.0703125,
0.056884765625,
0.001556396484375,
0.0264892578125,
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0.016357421875,
-0.13... | 29,055 | 29055 | |
the encyclopedic entry of triangulator
In
mathematics
, and
computational geometry
, a
Delaunay triangulation
for a set
P
of points in the plane is a
triangulation
DT(
P
) such that no point in
P
is inside the
circumcircle
of any
triangle
in DT(
P
). Delaunay triangulations maximize the minimum angl... | 4 | [
-0.03955078125,
0.0228271484375,
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0.06494140625,
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0.0213623046875,
-0.046142... | 29,056 | 29056 | |
Inequality
Author Message
TAGS:
gmatbull
Director |x-1| + |x+2| <= 5
Joined: 21 Dec 2009 what is the shortest approach to solving this question?
Posts: 588 _________________
Conce... | 4 | [
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Wrapper class for abelian groups
This class is intended as a template for anything in Sage that needs the functionality of abelian groups. One can create an AdditiveAbelianGroupWrapper object from any given set of elements in some
given parent, as long as an _add_ method has been defined.
EXAMPLES:
We create a toy e... | 5 | [
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Help Fast on Series/Sigma problem!!!
April 30th 2009, 08:25 PM #1
Newbie
Joined
Apr 2009
Posts
3
Help Fast on Series/Sigma problem!!!
the question is:
Show that if
(a(sub 0)/1) + (a(sub 1)/2) +... (a(sub n)/n+1) = 0
$a_0 /1 + a_1/2 +a_n/(n+1) = 0$
then
a(sub 0) + a(sub 1)*x +... ... | 5 | [
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How to solve a complex statistics problem with a script?
November 30, 2012 6:26 PM Subscribe
In this game, you roll a number of six-sided dice to get a
total
. The total is either the highest single die result, or the sum of any multiples rolled, whichever is higher. For example: If I roll three dice and get a 3, 4... | 4 | [
0.0203857421875,
-0.0184326171875,
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-0.050048828125,
-0.00811767578125,
-0.00958251953125,
-0.04296875,
0.05224609375... | 29,060 | 29060 | |
11. Probability Distributions - Concepts
On this page...
Concept of Random Variable
The term "statistical experiment" is used to describe any process by which several chance observations are obtained.
All possible outcomes of an experiment comprise a set that is called the sample space. We are interested in some nu... | 4 | [
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0.006622314453125,... | 29,061 | 29061 | |
Math Help
$\int{2\pi x \sqrt{4 - x^2}\,dx} = \int{2\pi x (4 - x^2)^{\frac{1}{2}}\,dx}$. Let $u = 4 - x^2$ so that $\frac{du}{dx} = -2x$. You can rewrite your integral as $-\pi \int{ (4 - x^2)^{\frac{1}{2}}
(-2x)\,dx}$ $= -\pi\int{u^{\frac{1}{2}}\,\frac{du}{dx}\,dx}$ $= -\pi \int{u^{\frac{1}{2}}\,du}$ $= -\frac{2\pi}{3... | 5 | [
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On Variational Inclusion and Common Fixed Point Problems in
Journal of Applied Mathematics
Volume 2012 (2012), Article ID 865810, 20 pages
http://dx.doi.org/10.1155/2012/865810
Research Article
On Variational Inclusion and Common Fixed Point Problems in q-Uniformly Smooth Banach Spaces
Department of Mathematics, Sh... | 4 | [
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Homework Help
Posted by Hannah on Wednesday, March 17, 2010 at 11:25pm.
use the sum and difference identities to find the cosine angle
cos pi/9 cos pi/3 - sin pi/9 sin pi/3
I do not know how to solve this because pi/9 is not on the unit circle.
• Math - Reiny, Wednesday, March 17, 2010 at 11:35pm
but it gave... | 4 | [
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-0.10107421875,
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0.043701... | 29,064 | 29064 | |
Homework Help
Posted by katarina on Tuesday, May 15, 2012 at 7:40pm.
1. Find the area of the region bounded by f(x)=x^2 +6x+9 and g(x)=5(x+3). Show the integral used, the limits of integration and how to evaluate the integral.
2. Find the area of the region bounded by x=y^2+6, x=0 , y=-6, and y=7. Show all work requi... | 5 | [
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-0.008728027343... | 29,065 | 29065 | |
Step Functions
April 13th 2010, 12:25 AM #1
Junior Member
Joined
Mar 2009
From
Berkeley, California
Posts
26
Step Functions
Hi all, I'm having a bit of trouble solving this problem. The instructions say to find the Laplace transform of the given function.
The given function:
$f(t)=\left\{<b... | 5 | [
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-0.03564453125,
0.059814453125,
0.006927490234375,
-0.07373046875,
-0.07861328... | 29,066 | 29066 | |
Calculation of Weighted Geometric Dilution of Precision
Journal of Applied Mathematics
Volume 2013 (2013), Article ID 953048, 10 pages
http://dx.doi.org/10.1155/2013/953048
Research Article
Calculation of Weighted Geometric Dilution of Precision
^1Department of Information Management, Tainan University of Technology... | 4 | [
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0.0478515625,
... | 29,067 | 29067 | |
Random Walks- Wald's Lemma
May 6th 2009, 09:32 AM #1
Newbie
Joined
May 2009
Posts
7
Random Walks- Wald's Lemma
Consider a random walk Ym on S ={0, 1, 2, ..., N } with periodic boundaries at 0 and N ,
that is
P(Ym+1 = i + 1 | Ym = i) = p,
P(Ym+1 = i − 1 | Ym = i) = q = 1 − p
when i ∈ {1,... | 4 | [
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-0.064453125,
-0... | 29,068 | 29068 | |
Math Help
September 21st 2007, 08:33 PM #1
Senior Member
Joined
Jul 2007
Posts
290
Exponents
My teacher decided that we needed a review and hit us with Exponents. Well seems he was right. I'm having trouble remembering and simplifying exponents.
The only rules for the problems he's given us is "Le... | 4 | [
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0.042236328125,
-0.115... | 29,069 | 29069 | |
Validation of the Subchannel Code SUBCHANFLOW Using the NUPEC PWR Tests (PSBT)
Science and Technology of Nuclear Installations
Volume 2012 (2012), Article ID 465059, 12 pages
http://dx.doi.org/10.1155/2012/465059
Research Article
Validation of the Subchannel Code SUBCHANFLOW Using the NUPEC PWR Tests (PSBT)
Institut... | 4 | [
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-... | 29,070 | 29070 | |
Correlation and Regression - CFA Level 1 | Investopedia
CFA Level 1
Quantitative Methods - Correlation and Regression
Financial variables are often analyzed for their correlation to other variables and/or market averages. The relative degree of co-movement can serve as a powerful predictor of future behavior of that
... | 5 | [
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Graphic-solution
$(2x-y-3)(2x-y+3)\leq 0$ The solution is the region between the lines 2x-y-3=0 and 2x-y+3=0.
Just to give yet another way: Look at $(2x-y)^2= 9$. $2x- y= \pm 3$. Taking the positive sign, $2x- y= 3$. Taking the negative sign, $2x-y= -3$. Those are the two parallel lines red dog gives. I
notice that x=... | 4 | [
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0.048583984375,
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Homework Help
Posted by Teri on Friday, June 8, 2012 at 10:04am.
a light shines from the top of a pole 50ft high. a ball is dropped from the same height from a point 30 ft away from the light. how fast is the ball's shadow moving along the ground 1/2 sec later?
(assume the ball falls at a distance of s=16t^2 in t sec)... | 5 | [
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... | 29,073 | 29073 | |
Solving Complex Fractional Equations
(4 m)/(m-2)-13/(m-6) = 1/3 Multiply both sides by m-6: (4 (m-6) m)/(m-2)-13 = (m-6)/3 Expand out terms on both sides: (4 m^2)/(m-2)-(24 m)/(m-2)-13 = m/3-2 Write the left hand side as a single
fraction: (4 m^2-37 m+26)/(m-2) = m/3-2 Multiply both sides by m-2: 4 m^2-37 m+26 = 1/3 (m... | 4 | [
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0.078125... | 29,074 | 29074 | |
Function question
April 24th 2010, 02:46 AM #1
Newbie
Joined
Apr 2010
Posts
8
Function question
Show that f(x) = x^2 - 2x (x is (negative infinity, 1) is 1:1 and find its inverse. How should I approach this question? what should I do?
$f(x) = x^2 - 2x$
$= x^2 - 2x + (-1)^2 - (-1)^2$
$= (x ... | 4 | [
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-0.041748046875,
... | 29,075 | 29075 | |
Group Structure
April 4th 2006, 06:05 AM #1
Junior Member
Joined
Nov 2005
Posts
31
Group Structure
Show that a*b=a+b+ab defines a group structure on G=R\{-1} using that 1+a*b=(1+a)(1+b).
not that G=R\{-1} means that G is all real numbers excluding -1.
TexasGirl
Show that a*b=a+b+ab defines ... | 5 | [
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-0.0284423828125,
0.0048... | 29,076 | 29076 | |
Show how to solve for x
January 22nd 2009, 05:37 PM #1
Newbie
Joined
Jan 2009
Posts
3
Show how to solve for x
x/6 = 6/x-8 Answer is x = 4 + 2 times the square root of 13, but I don't know how to derive it
Gack! "Last" is sleeping on the job.
1) Please don't EVER casually multiply by 'x' wihtout... | 4 | [
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Chapter 8. Summed-Area Variance Shadow Maps
GPU Gems 3
GPU Gems 3
is now available for free online!
Please visit our
Recent Documents
page to see all the latest whitepapers and conference presentations that can help you with your projects.
You can also subscribe to our
Developer News Feed
to get notifications o... | 4 | [
0.004150390625,
0.003936767578125,
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0.14355... | 29,078 | 29078 | |
The Investigation of Exact Solutions for the Appropriate Type of the Dispersive Long Wave Equation
ISRN Mathematical Physics
Volume 2014 (2014), Article ID 967176, 11 pages
http://dx.doi.org/10.1155/2014/967176
Research Article
The Investigation of Exact Solutions for the Appropriate Type of the Dispersive Long Wave ... | 5 | [
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-0.08642578... | 29,079 | 29079 | |
Dividing Rational expressions
November 16th 2007, 09:37 PM #1
Junior Member
Joined
Oct 2007
Posts
44
Dividing Rational expressions
i don't think that the answer in the book is right for this one
$\frac{15a^2b}{4c} \div \frac{8abc}{-3}$
i know that you have to times it by the reciprocal
the ... | 4 | [
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How do you find the last digit of a number using Fermat's Little Theorem
December 11th 2009, 01:45 PM #1
Member
Joined
Nov 2009
Posts
79
For example, what is the last digit of 17^(3241)? It would help a ton if someone could show how to solve this using Fermat's Little Theorem. I have finals coming up and ... | 5 | [
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0.05175... | 29,081 | 29081 | |
Linear Diophantine Equation question
January 18th 2010, 01:41 PM #1
Newbie
Joined
Jan 2010
Posts
4
Linear Diophantine Equation question
hi everyone
i need a little help in a direction of how to start this question...
"For what values of c does 2x + 5y = c have exactly one strictly positive inte... | 5 | [
-0.0771484375,
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How to prove that the natural logarithm function is real analytic on (0, infinity)?
November 10th 2010, 05:22 AM
CSM
[SOLVED]Proving that ln(x) is real analytic on (0, infinity)
I already know that it is real analytic in 1, with radius of convergence 1 and power series expansion:
$ln(x)=\Sigma_{n=1}^\infty... | 4 | [
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0.03173828125,
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On Growth of Meromorphic Solutions for Linear Difference Equations
Abstract and Applied Analysis
Volume 2013 (2013), Article ID 619296, 6 pages
http://dx.doi.org/10.1155/2013/619296
Research Article
On Growth of Meromorphic Solutions for Linear Difference Equations
^1School of Mathematical Sciences, South China Norm... | 5 | [
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Rational equation with X as an exponent, converting to a quadratic and solve w/log
November 28th 2010, 01:27 PM #1
Newbie
Joined
Oct 2010
Posts
21
Rational equation with X as an exponent, converting to a quadratic and solve w/log
I'll just start out by showing the equation.
$y = (10^x + 10^-^x) / (10... | 5 | [
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0.0791015625,
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-0.01495361328125,
... | 29,085 | 29085 | |
Permanence in a Discrete Mutualism Model with Infinite Deviating Arguments and Feedback Controls
Discrete Dynamics in Nature and Society
Volume 2013 (2013), Article ID 397382, 7 pages
http://dx.doi.org/10.1155/2013/397382
Research Article
Permanence in a Discrete Mutualism Model with Infinite Deviating Arguments and ... | 5 | [
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-0.008544921875,
-0... | 29,086 | 29086 | |
Coexistence in a One-Predator, Two-Prey System with Indirect
Journal of Applied Mathematics
Volume 2013 (2013), Article ID 625391, 13 pages
http://dx.doi.org/10.1155/2013/625391
Research Article
Coexistence in a One-Predator, Two-Prey System with Indirect Effects
Pontificia Universidad Javeriana, Carrera 7 No. 43-82... | 5 | [
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new to forums, and transforming formulas :D
November 19th 2008, 12:25 AM #1
Newbie
Joined
Nov 2008
Posts
2
new to forums, and transforming formulas :D
could someone teach me a simple way for transforming formulas.
i know how to do the simple transforming of formulas, but these kinds i get confused an... | 4 | [
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0.0517578125,
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0.1015625,... | 29,088 | 29088 | |
second order recurrence sequences
January 15th 2008, 08:56 AM #1
Newbie
Joined
Jan 2008
Posts
5
second order recurrence sequences
Hello,
I hope I have posted this in the correct place, if not, sorry.
Okay, I have just started working through the material, but I am having some problems working o... | 4 | [
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Complex number
Find the square roots of the following complex numbers: a)- i b) x+ i(x^4+x^2+1)^1/2 Thanks
Last edited by matsci0000; August 13th 2009 at 09:30 PM. Reason: wrong information
a) Let $z=-i$. We have to find the complex numbers $w=a+bi$ such as $z=w^2$ $-i=a^2-b^2+2abi$ and $|z|=|w|^2$. Then $\left\{\beg... | 5 | [
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-0.104492187... | 29,090 | 29090 | |
% Percent error
April 8th 2005, 03:30 PM #1
Newbie
Joined
Apr 2005
Posts
2
% Percent error
Suppose f(x) = x^(1/4). If x is accurate to within 6%, within what percent is f(x) accurate ?
i know that %percent error = delta F/ f(x) = f'(x)*deltaX / f(x)
what i dont know is how to get delta f out thi... | 5 | [
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-0.... | 29,091 | 29091 | |
Slip Effects on Fractional Viscoelastic Fluids
International Journal of Differential Equations
Volume 2011 (2011), Article ID 193813, 19 pages
http://dx.doi.org/10.1155/2011/193813
Research Article
Slip Effects on Fractional Viscoelastic Fluids
^1Abdus Salam School of Mathematical Sciences, GC University, Lahore 546... | 5 | [
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System of equations
September 18th 2008, 12:48 AM #1
Junior Member
Joined
Feb 2008
Posts
60
System of equations
Can somebody please help me explain why the following system of equations (with variables a, b, c, d and e):
$20a + 16c + 4e = 2300$
$200b + 152c + 20d + 28e = -2300$
$16a + 152b... | 4 | [
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Rinton Press - Publisher in Science and Technology
216 pages, 9x6 inches
Oct 2002 Hardcover
ISBN 1-58949-024-X
US$48
Buy It
The only prerequisites for this book are a knowledge of partial differential equations, Maxwell’s theory of electromagnetism, and the material of Volume 1. An introdu... | 4 | [
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Properties of 1.212212221...
February 16th 2009, 03:19 AM #1
Newbie
Joined
Feb 2009
Posts
1
According to wikipedia "A real number has an ultimately periodic decimal representation if and only if it is a rational number". I can see how a number represented as a repeating decimals is a
rational number. ... | 5 | [
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0.0107421875,
0... | 29,095 | 29095 | |
pitchfork bifurcation and sketching full bifurcation diagram
October 12th 2008, 07:01 PM
tk1234
pitchfork bifurcation and sketching full bifurcation diagram and more
given system of ODE
dx/dt = ax+xy-x^3
dy/dt = b-x^2-y^2
first, show that there is saddle-node bifurcation for b=0, without using the ... | 5 | [
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-0.1171875,
-0.08... | 29,096 | 29096 | |
Paired difference T-Test
August 7th 2011, 02:36 AM #1
Newbie
Joined
Jul 2011
Posts
16
Paired difference T-Test
The operators think that machine B tends to deliver a somewhat greater amount than machine A, no matter what the ambient temperature. This is being investigated by an experiment. A random sample... | 4 | [
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the encyclopedic entry of statistical mechanics
Statistical mechanics is the application of probability theory, which includes mathematical tools for dealing with large populations, to the field of mechanics, which is concerned with the motion of
particles or objects when subjected to a force. Statistical mechanics, so... | 4 | [
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Delta-Epsilon proof
August 22nd 2010, 05:53 PM #1
Member
Joined
Mar 2008
From
Acolman, Mexico
Posts
118
Delta-Epsilon proof
I need help with this problem.
Show that $\lim_{x \to c} f(x)=L$ if and only if $\lim_{x \to 0} f(x+c)=L$
Thanks in advance
sufficient condition
Suppose that $li... | 4 | [
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