content string | quality_label int64 | meta string | all-MiniLM-L6-v2_embedding list | doc_id int64 | unique_id string |
|---|---|---|---|---|---|
Physics307L:People/Smith/Notebook
From OpenWetWare
Lab Summaries
Data
Reported value for fall time using AC coupling:
• The Digital Storage Oscilloscope (DSO) has a built in function to measure "fall-time". It reported 239.6ms to 241.0ms. This was believed to be incorrect.
• Using the cursors in the DSO interf... | 4 | [
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correct solution for y''-(x^2)y=0
August 9th 2012, 06:08 PM
tykim
correct solution for y''-(x^2)y=0
y''-x^2y=0, (y''=d^2y/dx^2)
when try to find solution, usually assuming solution form is y=e^lambda X, and lambda =x, -x, then general solution is y=c[1]e^x^2 + c[2]e^-x^2. however, I was told this is wrong a... | 4 | [
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Exploration: Exponential Functions and Derivatives - A Simple Differential Equation
The formula for the derivative of the natural exponential function f(x)=e^x was worked out on Page 2 of this exploration, and the formula says that f '(x)=e^x. This is a curious relationship, though
-- f(x) and f '(x) are both the same ... | 4 | [
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The Geometry of Syzygies: A Second Course in Commutative Algebra and Algebraic Geometry
After several decades when the highest level of abstraction was in fashion, commutative algebra and algebraic geometry are now well into a relatively concrete era. The Geometry of Syzygies,
representing its times, uses accessible la... | 4 | [
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An introduction to Monte Carlo simulation of project tasks
Introduction
In an essay on the uncertainty of project task estimates, I described how a task estimate corresponds to a probability distribution. Put simply, a task estimate is actually a range of possible
completion times, each with a probability of occu... | 5 | [
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Advanced Dijkstra's Minimum Path Algorithm - File Exchange - MATLAB Central
Description
DIJKSTRA Calculate Minimum Costs and Paths using Dijkstra's Algorithm
Inputs:
[AorV] Either A or V where
A is a NxN adjacency matrix, where A(I,J) is nonzero if and only if an edge connects point I to point J
NOTE: Works for both ... | 5 | [
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Function Question
November 26th 2007, 06:57 PM #1
Junior Member
Joined
Sep 2007
Posts
69
Function Question
a) Shade the area on the graph the region with points (x, y) which are solutions of the inequlity f(x) < y< g(x)
b) Use the graph to find the values of x for which the inequality in 3b is satis... | 4 | [
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homogenous equation
February 21st 2011, 01:30 PM
mathcore
homogenous equation
(Thinking)please give me a hint how to start this@
x(dy/dx) = y + 2xsin^2(y/x)
basically i dont know what the first step is because the way i learnt this, i can't see how to apply that method to this example?
February 21st 2... | 5 | [
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MBA Math
Help yourself get in by getting ready www.mbamath.com
MBA Math Sample Exercise
Statistics: Normal Distribution
Moving well beyond generic GMAT aptitude questions, the MBA Math sample exercises allow prospective MBA students to sel... | 5 | [
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help with 2nd order linear ODE
August 26th 2009, 05:49 AM
jenny
help with 2nd order linear ODE
Hi, I'm a little unfamiliar with modelling, and having trouble understanding this one in particular about the dampled oscillating system, turned on at time t = 1:
y" + 5y" + 6y = 0 if 0<=t<=1
AND
= 6t - 6 ... | 5 | [
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Another number theory
October 17th 2013, 05:03 AM #1
Junior Member
Joined
Feb 2013
From
US
Posts
37
Thanks
1
Another number theory
If n is equal to or greater than 3 then prove that there's atleast one prime number between n and n!.
Help would be appreciated.
Re: Another number theory
U... | 5 | [
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Is Life Improbable?
Mine? Yes. And maybe you’ve wondered just how improbable your life is. But that’s not really the question today…
Here at the Centre for Quantum Technologies, Dagomir Kaszlikowski asked me to give a talk on this paper:
• John Baez, Is life improbable?, Foundations of Physics 19 (1989), 91-95.
Thi... | 4 | [
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Proposition 37
If a point is taken outside a circle and from the point there fall on the circle two straight lines, if one of them cuts the circle, and the other falls on it, and if further the rectangle contained
by the whole of the straight line which cuts the circle and the straight line intercepted on it outside b... | 4 | [
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ra
"All Pairs Shortest Path" Graph Solver
24 Oct 2005 (Updated 26 Dec 2007)
Gives the shortest node-to-node distance along the edges of a graph for all node combinations.
allspath(A)
% ALLSPATH - solve the All Pairs Shortest Pa... | 5 | [
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“I’ll swap you Grandma for a Pierolapithecus”
This Friday we will record, and the following Friday we will release, a show on lattice structures.
The main underlying concept is that of a partial order. I’m going to use < as the symbol for an arbitrary partial order in what follows.
Partial Orders
Say we’ve got a se... | 4 | [
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Simulink
Differentiate Expressions
For differentiating an expression, use the diff command. Specify the expression you want to differentiate, and the differentiation variable. Specifying the differentiation variable is important even
if your expression contains only one variable. For example, find the derivative of a... | 4 | [
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Resampling Hierarchically Structured Data Recursively
April 4, 2012
By BioStatMatt
That's a mouthful! I presented this topic to a group of Vandy statisticians a few days ago. My notes (essentially reproduced in this post) are recorded at the Dept. of Biostatistics wiki:
HowToBootstrapCorrelatedData. The presentation... | 5 | [
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Kaplan Mm207 Statistics Final Project by Cdolive
MM207 Final Project Name: Eddie S. Jackson
1.
Using the MM207 Student Data Set: a) What is the correlation between student cumulative GPA and the number of hours spent on school work each week? Be sure to include the computations or StatCrunch
output to support your ans... | 5 | [
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Primer on Correlation Coefficients
Effective Clinical Practice
Primer on Correlation Coefficients
Researchers are often interested in how two continuous variables relate to one another. To examine the relationship between body mass and fasting blood sugar, for example, one might study 20 people
and measure both varia... | 4 | [
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circle transformation
June 15th 2008, 11:22 AM #1
Newbie
Joined
Jun 2008
Posts
5
circle transformation
Hi,
I have been given the following transformation:
$x=u+2v+1$
$y=2u+v+1$
which transforms the circle $u^2+v^2<=1$ to the region R in the XY field.
I am requested to find the Vol... | 5 | [
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The existence of root 2
September 30th 2009, 09:51 AM
slevvio
The existence of root 2
Hi guys the analysis continues.
Let $A = \{y \in \mathbb{Q} : y \ge 0, y^2 < 2 \}$
QUESTION 1: Show, without assuming the existence of $\sqrt{2}$, that A does not have a maximal element, i.e. prove that if $y \in A$ t... | 5 | [
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IntroductionBackgroundProposed MethodResults and DiscussionsTest ImagesSynthetic ImagesReal ImagesPerformance Comparison MetricsFocus Measures ComparisonExperiment with Synthetic ImagesNoise-Free ConditionVarious Noise ConditionExperiment with Real ImagesConclusionsConflicts of InterestReferencesFigures and Tables
Sens... | 4 | [
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Circles
The 5 Circles
"The Problem of Jiang Zemin" (Former Chinese President). It is said that he used to confront mathematicians as well as school children with this problem.
Gegeben ist ein nicht-konvexes Fünfeck: fünf Dreiecke ragen heraus. Die Umkreise benachbarter Dreiecke schneiden sich in zwei Punkten: einer d... | 4 | [
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Word problems that lead to equations with fractions (2) - A complete course in algebra
Table of Contents | Home
Lesson 25, 2nd Level.
Word problems that lead to
equations with fractions
Back to Level 1
Same time problem
Total time problem
Job problem
Example 4. Same time problem: Upstream-Downstream.
First, let... | 4 | [
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Cyclic group - Primitive roots of unity
October 11th 2009, 08:47 PM #1
[Solved]Cyclic group - Primitive roots of unity
Let $1, w, w^2 ,..., w^{n - 1}$ form a cyclic group $G$ of order $n$. Where $w$ is the principle primitive n-th root of unity. Show that $w^k$ also generates $G$ if and only if $(k, n) = 1$.
... | 4 | [
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The Limit Definition of e
There are several ways in which mathematicians will define the number $e$. Whichever approach one takes, it is then necessary to show that the other approaches will arise as a natural consequence of
the chosen approach.
The College Algebra Introduction of e
Most likely, you first encountere... | 5 | [
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A Method of Measuring Large-signal S-parameters of High Power Transistors
TECHNICAL FEATURE
A Method of Measuring Large-signal S-parameters of High Power Transistors
A measurement method for scattering parameters (S-parameters) of high power transistors is presented. The proposed method directly determines the S-para... | 4 | [
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ing
Consider a biological system described by the nonlinear multiple switch model
where the unknowns represent two protein concentrations and represents the strength of unrepressed protein expression. This latter quantity is regarded as a time-constant parameter.
The equilibria of correspond to , or equivalently, , w... | 4 | [
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Page:AbrahamMinkowski1.djvu/5
From Wikisource
This page has been
proofread
, but needs to be
validated
.
one obtains
$\left[\frac{\partial'\mathfrak{A}}{\partial t}\mathfrak{B}\right]+\left[\mathfrak{A}\frac{\partial'\mathfrak{B}}{\partial t}\right]=\frac{\delta}{\delta t}[\mathfrak{AB}]+[\mathfrak{AB}]\mathrm{... | 4 | [
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-0.021484375,
-0.01190185546875,
0.07373046875,
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0.036621... | 6,728 | 6728 | |
Arithmetic Sequences and Sums
Sequence
A Sequence is a set of things (usually numbers) that are in order.
Arithmetic Sequence
In an Arithmetic Sequence the difference between one term and the next is a constant.
In other words, we... | 4 | [
-0.08935546875,
0.006103515625,
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Evolution of a Computer Application - Permutations
This package provides the basic representation and manipulation of permutations. It also provides a procedure for computing the group generated by a given set of permutations.
a. Overview
A permutation is represented as an array of bytes. If P is a permutation of 1..... | 5 | [
-0.053466796875,
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... | 6,730 | 6730 | |
Another relatively prime problem
September 18th 2006, 01:58 PM #1
Junior Member
Joined
Feb 2006
From
Canada
Posts
45
a) Show that if a, b, and c are integers with (a,b)=(a,c)=1, then (a,bc)=1.
b) Use mathematical induction to show that if a1, a2,.....,an are integers, and b is another integer such... | 5 | [
-0.0301513671875,
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Untitled
5.4.5 - Protective conductor cross-section calculation
The c.s.a. of the circuit protective conductor (c.p.c.) is of great importance since
the level of possible shock in the event of a fault depends on it (as seen in {5.4.4}).
Safety could always be assured if we assessed the size using {Table 5.7} as a b... | 5 | [
-0.07470703125,
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0.02978515625,
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Non symmetric matrices with real eigenvalues
up vote 2 down vote favorite
Consider the following block matrix
$A=\pmatrix{A_1 & A_2\cr kA_2^\top & A_3}$
where $A_1$ is a symmetric matrix, $A_3$ is diagonal matrix and all entries of $A$ are real and non-negative. How can we show that all eigenvalues of $A$ are real?
... | 5 | [
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Finding domain, solving exponential equation and finding factors.
December 6th 2011, 11:13 AM #1
Newbie
Joined
Dec 2011
Posts
4
Finding domain, solving exponential equation and finding factors.
Hi guys! I would really love help with some questions on my exam review. My exam is tomorrow and I'm completely... | 5 | [
0.0223388671875,
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... | 6,734 | 6734 | |
RE: st: inaccurate hessian from mata: deriv()
Notice: On March 31, it was announced that Statalist is moving from an email list to a forum. The old list will shut down on April 23, and its replacement, statalist.org is already up and running.
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
... | 4 | [
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o
Special Session
Computational Predictability Of
Natural ... | 4 | [
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Connecting Greek Ladders and Continued Fractions - History of Continued Fractions
It is not clear when the notion of continued fractions was first realized. From [5] (pp. 28–29) we read that there are instances of ancient arithmetic which are suggestive of the notion of continued
fractions without any formal developmen... | 5 | [
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0.... | 6,737 | 6737 | |
MS Excel: Nested IF Functions (WS)
Excel Functions
(Scroll to see more)
MS Excel: Nested IF Functions (WS)
Learn how to nest the Excel IF function with syntax and examples.
Description
It is possible to nest multiple IF functions within one Excel formula. You can nest up to 7 IF functions to create a complex IF TH... | 4 | [
-0.0155029296875,
0.021728515625,
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0.044189453125,
0.07568359375,
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Meeting Details
For more information about this meeting, contact Becky Halpenny, Stephanie Zerby.
Title: "The Generalized Finite Element Method: Numerical Treatment of Singularities, Interfaces, and Boundary Conditions"
Seminar: Ph.D. Thesis Defense
... | 4 | [
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the encyclopedic entry of gross-tonnage
Gross tonnage
(often abbreviated as
GT
,
G.T.
or
gt
) is a unitless index related to a ship's overall internal volume. Gross Tonnage is different from
Gross Register Tonnage
. Neither Gross Tonnage nor Gross Register Tonnage are measures of the ship's displacement (mass)... | 4 | [
-0.048583984375,
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0.01916503906... | 6,740 | 6740 | |
Circles and Distance
The Distance Formula
Recall that the Pythagorean Theorem states that if a, b, c are sides of a right triangle with c the hypotenuse, then
a^2 + b^2 = c^2
Let (x,y) be a point in the plane. Then if we draw t... | 4 | [
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An Engaging Algebraic Identity
Recent Comments
• Angelika on Beautiful Geometry
02 Jul
A question has been asked on a linkedin group to prove the following engaging identity
Prove
$(\frac{b-c}{a} + \frac{c-a}{b}+ \frac{a-b}{c})(\frac{a}{b-c}+\frac{b}{c-a}+\frac{c}{a-b})=9,$
provided $a+b+c=0$.
One of the posts... | 5 | [
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Inverse Transient Analysis for Classification of Wall Thickness Variations in Pipelines
Open Access This article is
• freely available
• re-usable
Article
Inverse Transient Analysis for Classification of Wall Thickness Variations in Pipelines
Department of Civil and Natural Resources Engineering, University of ... | 4 | [
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Help using the excel spreadsheet sumproduct function
SumProduct function: an alternative to using arrays for conditional calculations
SUMPRODUCT() is an extremely versatile function which can be used in many different ways. Excel Help gives only a limited idea as to the many uses of this tool. The final section below ... | 5 | [
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0.010986328125,
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-0.002700805664... | 6,744 | 6744 | |
in
Detecting and modeling non-proportional hazards in Cox regression
Speakers Patrick Royston, Royal Postgraduate Medical School
Peter Sasieni, Imperial Cancer Research Fund
Introduction
The Cox regression model attempts to quantify the relative hazard of an event, say death, at varying times after some t... | 4 | [
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0.009033203125,
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the encyclopedic entry of quantification
Quantification
has two distinct meanings.
In mathematics and empirical science, it refers to human acts, known as counting and measuring that map human sense observations and experiences into members of some set of numbers. Quantification in
this sense is fundamental to the sc... | 4 | [
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ClassificationIntroductionSingle-Pass CorrelationMulti-Pass CorrelationMulti-Frame (MF) Correlation: Locally Increasing Pulse SeparationObjectivesProposed Methodology: Multiple Pulse Separation (MPS) PIVBasics of MPS PIVOptimality Criterion for Pulse SeparationAnalogy to High Dynamic Range (HDR) PhotographyApplicabilit... | 4 | [
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... | 6,747 | 6747 | |
IntroductionResults and DiscussionsPerformance MeasuresEffectiveness of the Proposed MethodAnalysis of the Feature Selection ResultsComparisons with Other Feature Selection MethodsMaterials and MethodData SetsThe Proposed AlgorithmSolutionConclusionsFigures and TablesAcknowledgmentsConflicts of InterestReferences
As an... | 4 | [
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0.0625... | 6,748 | 6748 | |
dilutions again!please check -
dilutions again!please check - molar dilution (Nov/29/2008 )
Hi there, I am new to calculations and need help! I am trying to make PAF (PHORBOL 12-MYRISTATE 13-ACETATE) solution whose MW is 616.8. PAF is supplies as 1mg powder. How can I make 0.001M solution?
Is the following calculatio... | 4 | [
-0.0162353515625,
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-0.0986328125,
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-0.043701171875,
... | 6,749 | 6749 | |
Progteam
SPF
From Progteam
This problem has been solved by jinho.
SPF is problem number 1523 on the Peking University ACM site.
Paul's solution:
#include <map>
#include <set>
#include <iostream>
using namespace std;
typedef set<int> VERTEX_LIST;
typedef map<int, set<int> > UGRAPH;
map<int, bool> visited;
m... | 4 | [
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-0.01324462890625,
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0.00250244140625,
0.009033203125,
0.0341796875,
-0.044677734375,
-0... | 6,750 | 6750 | |
Example
Optimization: A Distance Example
Main Concept
An optimization problem involves finding the best solution from all feasible solutions. ... | 5 | [
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0.004852294921875,
0.02978515625,
-0.00... | 6,751 | 6751 | |
finding a matrix used in matrix transformation
Roger,
Some preliminary facts:
Let
problem 1, B = inv(M)*A*M
problem 2, M*B = A*M
Any solution of problem 1 is solution of problem 2. So space-solution of problem 2 contains space solution of problem 1.
I don't have symbolic toolbox so I can't check Jordan method. Howe... | 4 | [
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-0.005340576171875,
-0.0125732421875,
0.0673828125,
-0.0274658203125,... | 6,752 | 6752 | |
Trigonometry/Worked Example: Ferris Wheel Problem
The ProblemEdit
Exam QuestionEdit
"Jacob and Emily ride a Ferris wheel at a carnival in Billings, Montana. The wheel has a 16 meter diameter, and turns at three revolutions per minute, with its lowest point one meter above the
ground. Assume that Jacob and Emily's hei... | 4 | [
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-0.018310546875,
0.07666015625,
... | 6,753 | 6753 | |
lix
“If I’d only known I would have been a locksmith”
~ Albert Einstein
Triten Measure and lixcaliber,
the Golden Section scale of “Earth Measure”
The first of four illustrations in the series, TriTen Measure, is an exact scale drawing of
the Solar Systems planetary mean distances based on the Astronomical Unit and t... | 4 | [
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-0.0986328125,
-0.0244140625,
-0.035... | 6,754 | 6754 | |
Urgent....D operator in matlab
"Steven Lord" <slord@mathworks.com> wrote in message <hpi4ec$e9a$1@fred.mathworks.com>...
>
> "kumar vishwajeet" <kwzeet@gmail.com> wrote in message
> news:hpgqjn$gv4$1@fred.mathworks.com...
> > "kumar vishwajeet" <kwzeet@gmail.com> wrote in message
> > <hpgovk$pd4$1@fred.mathworks.com>..... | 5 | [
-0.08251953125,
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-0.040... | 6,755 | 6755 | |
Circular Motion
December 3rd 2006, 06:43 PM #1
pre-agitated
Guest
Circular Motion
An object is traveling around a circle with the radius of 5cm. If in 20sec the central angle of 1/3 radian is swept out, what is the angular speed of the object? Linear speed?
Here's how I did it. angular speed-->
a) omega=... | 4 | [
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0.0322265625,
0.0191650390625,
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0.081054... | 6,756 | 6756 | |
The Archimedes Cattle Problem
February 2004
The Archimedes Cattle Problem
In the third century BC, the famous Greek mathematician Archimedes issued a challenge to the Alexandrian mathematicians, headed by Eratosthenes. Written in the form of an epigram, Archimedes's
challenge begins thus:
"Compute, o friend, the... | 4 | [
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0.0125732421875,
-0.060791015... | 6,757 | 6757 | |
Intersecting Circles
The bonds that unite another person to ourself exist only in our mind.
Marcel Proust
A “circle” is ordinarily defined as the locus of points (on a plane) equi-distant from a given point called the “center”. Algebraically... | 4 | [
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-... | 6,758 | 6758 | |
Probability that a convex shape contains the unit ball
up vote 19 down vote favorite
6
This probability problem seems interesting and I don't know if it has been solved before.
If you pick $n$ points uniformly at random from the surface of a $d$ dimensional sphere of radius $r>1$ with center at the origin, what is th... | 5 | [
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-0.087890625,... | 6,759 | 6759 | |
Split AC vs. Window AC Revisited
Last week I wrote a blog post after I calculated the energy savings per year and the payback period for a Split AC/heat pump versus a Window AC. The results were interesting. It should me that the
price differential between the two alternatives would only be around $47 a year. This wou... | 5 | [
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-0... | 6,760 | 6760 | |
MATLAB
Energy Forecasting
This demo showcases visualization and analysis (heavy statistics) for forecasting energy usage based on historical data. We have access to hour-by-hour utility usage for the month of January,
including information on the day of the week and the Heating Degree Days (defined as 65 minus Avera... | 4 | [
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-... | 6,761 | 6761 | |
Determining the zeros...
Member
Registered: 2005-08-24
Posts: 25
Re: Determining the zeros...
Angela27
Guest
Determining the zeros...
Hi, I am stuck with finding zeros for this one... >_<;; It may seem easy, but then I am confused with the answers I looked from the back of the book...
x^(2)-8x+5
T... | 4 | [
-0.0693359375,
0.05078125,
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0.052490234375,
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0.03125,
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0.02734375,
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0.04736328125,
-0.061279296875,
0.09375,
-0.033935546875,
-0.059814453125,
-0.119140625... | 6,762 | 6762 | |
Math Help
If logn(108)=a, and logn(72)=b, find logn(2)in terms of a and b. Consider logn(32).
Hello Tiger$\log_n(108)=a$ $\Rightarrow n^a=108=2^2\times3^3$...(1) $\log_n(72) = b$ $\Rightarrow n^b=72=2^3\times3^2$...(2) $x=\log_n(2)$ $\Rightarrow n^x= 2$...(3)So we need to eliminate the $3$'s
from equations (1) and (2... | 4 | [
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0.05712890625,
0.048583984375,
-0.1142578125,
... | 6,763 | 6763 | |
n
Evidently unaware of Cantor's article, however, Gillings took the transcription by Griffith at face value, and tried at some length to account for the presumed total of 110 when the terms of the
series only added up to 100. Because, as he pointed out, few examples of arithmetical progressions have survived in the m... | 4 | [
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... | 6,764 | 6764 | |
Find the value of equation with equal roots
November 16th 2010, 06:56 AM
watp
Find the value of equation with equal roots
I'm trying to solve this equation, but have no clue how I'm supposed to do it. My teacher tends to give out homework much more difficult than we've done in class.
Find the value of k whi... | 4 | [
-0.044677734375,
0.0281982421875,
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0.08837890625,
-0.05615234375,
0.0277099609375,
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0.0216064453125,
0.028076171875,
0.019287109375,
0.033203125,
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0.045654296875,
0.006927490234375,
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0.103515625,
0.0223388671875,
0.0045166... | 6,765 | 6765 | |
Solution
Solution to puzzle 86: Folded card
A piece of card has the shape of a triangle, ABC, with
• C coincides with C', which lies on AB; and
• the crease extends from Y on BC to X on AC.
If BC = 115 and AC = 236, find the minimum possible value of the area of
We will pursue the general case as far as is pr... | 5 | [
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0.0319824... | 6,766 | 6766 | |
Fundemental counting question help?
July 10th 2011, 08:33 AM
wabbt
Fundemental counting question help?
Morse cose translates letters, digits, and punctuation mark into sequences of dots and dashes, with a maximum mixture of five dots and/or dashes per character. What is the maximum number of Morse
code seque... | 4 | [
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-0.09033... | 6,767 | 6767 | |
On the Integral of the Product of Three Bessel Functions over an Infinite Domain
Fourier-Space Representation of Nonlinear Dynamics of Continuous Media in Cylindrical Geometry
Fourier-space representation of the partial differential equations describing nonlinear dynamics of continuous media in cylindrical geometry ca... | 4 | [
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0.0859375,... | 6,768 | 6768 | |
PM-2 ARCHIMEDES' PRINCIPLE
1. PURPOSE:
To investigate various methods for measuring densities of solids and liquids, making use of Archimedes' principle.
2. APPARATUS:
Micrometer caliper, vernier caliper, two half-meter sticks, o... | 4 | [
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0.048828125,
0.0... | 6,769 | 6769 | |
Math Help
what is the easiest way to integrate this $\frac{-14x+18x^3}{(3x^2-1)(1-x^2)}$ thanks
is this correct $\frac{-14x+18x^3}{ (\sqrt{3}x - 1)(\sqrt{3}x+1)(1+x)(1-x)} = \frac{2\sqrt3}{\sqrt{3}x - 1}+\frac{-2\sqrt3}{\sqrt{3}x + 1} + \frac{1}{1-x} + \frac{-1}{1+x}$
I do not know if my way is the easiest but here ... | 5 | [
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0.001129150390625,
0.06005859375,
-0.068359375,
-0.019775390625,
0.006988525... | 6,770 | 6770 | |
Spring 2013
MATH 3100: Sequences and series
Spring 2013
MWF 1:25-2:15 ... | 5 | [
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0.07... | 6,771 | 6771 | |
Machined Learnings
Now that active learning is
increasingly well understood
, contextual bandits (CB) are a natural next focus of attention. My understanding of the current state of the art for stochastic CB is the following:
1. We have computationally viable algorithms that can empirically perform well (e.g., Thom... | 4 | [
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Math Forums @ Math Goodies - Mathtesting headertesting left navtesting footer
Math Goodies is a free math help portal for students, teachers, and parents.
... | 4 | [
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... | 6,773 | 6773 | |
Some TA Indicator Formulae
Hope this helps
1) Simple Moving Average:
The simple moving average sums the prices (you can choose from the closing price, the VWAP time-weighted price or the high/low/close average price) for a specific number of data points and divides by
that number. The calculation for a 3-bar simpl... | 4 | [
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-0.0125732421875,
-0.035156... | 6,774 | 6774 | |
Chemistry: The Nernst Equation Video | MindBites
Chemistry: The Nernst Equation
About this Lesson
• Type: Video Tutorial
• Length: 12:04
• Media: Video/mp4
• Use: Watch Online & Download
• Access Period: Unrestricted
• Download: MP4 (iPod compatible)
• Size: 130 MB
• Posted: 07/14/2009
This lesson is... | 5 | [
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0.0400390625,
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-0.0027160644... | 6,775 | 6775 | |
A word problem utilizing matrices.
March 14th 2010, 08:29 PM #1
Newbie
Joined
Mar 2010
Posts
6
A word problem utilizing matrices.
A nutritionist is studying the effects of the nutrients folic acid, choline, and inositol. He has three types of food available, and each type contains the following amounts o... | 4 | [
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0.0157470703125,
0.017822265625,
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... | 6,776 | 6776 | |
Internal Rate of Return (IRR)
Subject: Analysis - Internal Rate of Return (IRR)
Last-Revised: 25 June 1999
Contributed-By: Christopher Yost (cpy at world.std.com), Rich Carreiro (rlcarr at animato.arlington.ma.us)
If you have an investment that requires and produces a number of cash flows over time, the internal rat... | 4 | [
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Help with Transposition
December 19th 2009, 07:47 AM
DJSmith3000
Help with Transposition
Hello, I have joined this forum in hopes of finding the answers to my question, is their anybody who can spare the time to give me a quick run through this question?
V^2 = U^2 + 2as
Thanks, in advance.
December 1... | 4 | [
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Ideals
May 8th 2010, 07:00 PM
brisbane
Ideals
I'm wondering how to go about proving that certain ideals are principal or prime or maximal. I don't have a grasp of the general method if I'm given an ideal in a ring and told to prove it is
maximal or prime, or if I'm given a ring and told to prove that it is (... | 4 | [
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-0.02294921875,
0.0703125,
... | 6,779 | 6779 | |
Math Help
September 27th 2013, 12:45 PM #1
Senior Member
Joined
Apr 2006
Posts
290
Factorial
So here goes my problem. I am not allowed a calculator through this problem...
4! = 4 x 3 x 2 x 1
5! = 5 x 4 x 3 x 2 x 1 etc
How many zeros are there at the end of 50! ?
It would take me hours... | 4 | [
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0.02490234375,
0.025390625,
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0.0625,
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-0.057373046875,
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0.01806640625,
-0.03857421875,
... | 6,780 | 6780 | |
A cluster-based selective cooperative spectrum sensing scheme in cognitive radio
Abstract
Developing an effective cooperative spectrum sensing (CSS) scheme in cognitive radio (CR), which is considered as promising system for enhancing spectrum utilization, is necessary. In this paper, a
cluster-based optimal selective... | 4 | [
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0.09912109375,
-0.03173828... | 6,781 | 6781 | |
The Mathematics Behind the Game
Navigation Panel:
Go up to The Car and the Goats
Switch to graphical version (better pictures & formulas)
Go to University of Toronto Mathematics Network Home Page
The Mathematics Behind the Game
Your experiments should reveal that the probabilities of winning are around 67% if you sw... | 5 | [
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0.0068359375,
0.037841796875,
-0.07568359375,
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0.022949... | 6,782 | 6782 | |
Posts from November 2008 on Hydrobates
The subject of this post is a reaction-diffusion equation of the form $\partial_t u=\Delta u-\frac{1}{\epsilon^2} f'(u)$ for a real-valued function $u$ with $t\in {\bf R}^+$ and $x\in {\bf R}^n$.
Here $\epsilon$ is a small parameter. This equation is often known as the Allen-Cahn ... | 4 | [
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-0.015869140625,
-0.00396728515625,
-0.016357421875,
-0.0439453125,
-0.09... | 6,783 | 6783 | |
more on quadratics
December 2nd 2012, 08:37 PM
puresoul
more on quadratics
a) the diagram shows the graphs of y=x-1 and y=kx^2 where k is a positive constant.
The graphs intersect at 2 dinstinct points A and B.
Write down the quadratic equation satisfied by the x-coordinates of A and B, and hence show th... | 4 | [
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0.0517578125,
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0.037841796875,
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0.0556640625,
0.01177978515625,
-0.114257812... | 6,784 | 6784 | |
e
Puzzle 1
The Problem
Some time ago the following puzzle was posed in the newsgroup sci.math.symbolic.
Let E, F, H, N, O, R, T, U, and W be unique, positive, single-digit integers. They fulfill the following conditions:
ONE must be a square, and
TWO or THREE or FOUR must be a square, and
ONE+1 or TWO+1 or THREE+1 ... | 4 | [
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A First Course in the Finite Element Method Using Algor 2e
ISBN-13: 9780534380687 / ISBN-10: 0534380689
Daryl L. Logan, University of Wisconsin, Platteville
864pp
Published by Cengage Learning, ©2001
Available Now
£78.00
Daryl Logan's clear and easy to understand text provides a thorough treatment of t... | 5 | [
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Graph transformations
February 11th 2009, 10:53 AM
BoF
Graph transformations
hey need some help with a question im struggeling with:
The equation of a curve is y=f( x ) where f( x )= x2 - 6x +14
a ) complete the square for f, ( x )
b) Hence Sketch the graph of y = f ( x ) and y = f(x+3)
Whats... | 4 | [
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Dividing exponents
February 28th 2009, 01:34 PM #1
Junior Member
Joined
Sep 2008
Posts
71
Dividing exponents
I have a few questions about dividing exponents. Can it be a fraction?
Like 18a^10b^13c^4 / 4a^7b^11c
and I got 9/2a^3b^2c^4.
For an equation that looks like this
3^7m^13n^6 / 3^... | 4 | [
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0.125,
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0... | 6,788 | 6788 | |
MathGroup Archive: February 2008 [00742]
[Date Index] [Thread Index] [Author Index]
Re: NDSolve of a 3rd Order Nonlinear equation
• To: mathgroup at smc.vnet.net
• Subject: [mg85977] Re: [mg85942] NDSolve of a 3rd Order Nonlinear equati... | 5 | [
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0.0358886718... | 6,789 | 6789 | |
Model the Vibrations of Wine Glass; find the damping coefficient
February 10th 2011, 12:30 PM
anson201
Model the Vibrations of Wine Glass; find the damping coefficient
“A model for vibrations of a wine glass is x’’ + λx’ + (w^2)x = 0. Suppose that when struck the glass vibrates at 660 Hz. Show that (4w^2 - λ^2)^... | 4 | [
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0.053955078125,
0.05786... | 6,790 | 6790 | |
Wolfram Demonstrations Project
Three-Dimensional Isotropic Harmonic Oscillator
The isotropic three-dimensional harmonic oscillator is described by the Schrödinger equation , in units such that . The wavefunction is separable in Cartesian coordinates, giving a product of three
one-dimensional oscillators with total ene... | 4 | [
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Calculus: Integrating Polynomials by Substitution Video | MindBites
Calculus: Integrating Polynomials by Substitution
About this Lesson
• Type: Video Tutorial
• Length: 15:24
• Media: Video/mp4
• Use: Watch Online & Download
• Access Period: Unrestricted
• Download: MP4 (iPod compatible)
• Size: 166 MB
... | 5 | [
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Congruent Polygons
and the Effect that
Scaling has on ... | 4 | [
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Multifamily Dwelling Unit Service and Feeder Calculations
How to calculate the service for a single-family or a multifamily dwelling
How to calculate the service for a single-family or a multifamily dwelling
The NEC defines a dwelling unit as a single unit that provides complete and independent living facilities for ... | 4 | [
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natural logarithm integrals
Help im stuck with this $\int \frac{3x^5-2x^3+5x^2-2}{x^3+1} dx$ $\int \frac{3x^5}{x^3+1} - \frac{2x^3}{x^3+1}+ \frac{5x^2}{x^3+1}-\frac{2}{x^3+1} dx$ ?
Hello, do long division first: Code: 2x^2 (3x^3 - 2x^3 + 5x^2 - 2) ÷ (x^3+1= 3x^2 - 2 + ------- -(3x^5 + 3x^2) x^3+1 ---------------------... | 5 | [
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0.0... | 6,795 | 6795 | |
Differentiating
KiWoonG
Guest
Differentiating
Hi everyone
I am very confused in differentiating in fractions
x^2
f(x) = _______
1+x^2
i know how to differentiate the numerator but not denominator
how do you differentiate the bottom???
*** i already know that u'v-v'u formula and i dont mean by that..
---------
... | 5 | [
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UNIT 6- OBJECTIVE 5 - NATURAL LOGARITHMS
UNIT 6- OBJECTIVE 5 - NATURAL LOGARITHMS
The second Key on your calculator is the natural log key or ln which is
log, base e
(e is an irrational nu... | 4 | [
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Nineteen proofs of Euler's formula
Nineteen proofs of Euler's Formula
, from
The Geometry Junkyard
. (This is the one that says that if V, E, and F are the number of vertices, edges, and faces of a polyhedron, then V-E+F=2.)
This is something of an embarrassment of riches; I want
one
for my class tomorrow, becaus... | 4 | [
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Find Concepts of Bernoulli Theorem | Euler Bernoulli Beam Theory
Bernoulli Theorem Assignment Help
It states that the total energy (pressure energy, potential energy and kinetic energy) of an incompressible and non–viscous fluid in steady flow through a pipe remains constant throughout the flow,
provided there is no s... | 4 | [
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