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  Mathematics
can anybody suggest the best book to learn engineering mathematics?

wyslnhhh56 4/5 2008/8/26 21:27
  Radiation detector
Anyone has a book about radiation detectors?

spacebac 7/1 2008/8/26 21:31
  I really need help on this pls.
I have spend sometime on this equation and can't find any relevant information how this formula come from. It is a probability. Pr(A|B)=exp(A*B)/(1 exp(B)), Is there anyone here know about this?...

lassa 6/4 2008/8/26 21:34
  Polynomial calculation program request
Hi all,I need an help to find an utility for calculating an N order polynomial starting from a well defined number of points. Thanks in advance,best regards. Stark

gao51755775 10/6 2008/8/26 21:35
  The A to Z of Mathematics A Basic Guide
ftp://82.135.214.41/booksnew/The.A.to.Z.of.Mathematics.A.Basic.Guide.eBook-EEn.zip

saigu 11/4 2008/8/26 21:34
  Request: Erlang B formula in matlab
Dear friends, i m looking for erlangb formula in matlab format...... best regards, edin

yutcxa 5/2 2008/8/26 21:28
  Meyer probability 3.37 problem question
Any one has solved the 3.37 problem of the meyer probability and application, it says like this : 3.37 you have n baskets, each one has w white balls and b black balls, if you take out a ball in t...

yutcxa 5/3 2008/8/26 21:27
  Function
how is define unit-sample function?

rickli 26/7 2008/8/26 21:32
  Any ideals or good text books for high school Math
Any ideals or good text books for high school Math or math software that simplified the content.

booksir 6/3 2008/8/26 21:35
  Manifold
Does any one know the anything about manifolds and their application to relativity?

htc2498 6/2 2008/8/26 21:30
  Need hyperphysics/Physics2000 Materials CD
Hi Friends, Do any of you have hyperphysics/Physics2000 materials with you? If you have, will you share it with me? Thanks in Advance. Regards, Selin.

wyslnhhh56 8/3 2008/8/26 21:27
  Black hole
I would like to know the answers of the following questions:- 1. Could laws of physics be applicable in the black hole? If yes, to what extent ? 2. Could people (or astronauts) inside the schwar...

stgod 6/11 2008/8/26 21:23
  vector analysis---WRONG!!!
What is the wrong in the proof that there is no magnetic field? We know: div B=0 and B=curl A where B is the magnetic field and A is its vector potential Then,∫div B dV=0=∫B.n dA(div...

htc2498 7/4 2008/8/26 21:24
  real simple question: what is light
so here is the story. my friend asked me what is light. i took a long time telling a story of light as particle and wave with photoelectric effect and compton scattering experiences. then a bit into m...

netlgc 10/9 2008/8/26 21:30
  Mathe Physics in German !!
Do you know if there is in German language University - level books in Mathematics and Physics ?? I wish especially the Feymann Lectures in Physics in German. Regards George / Nuernberg - GER...

fusarium 12/4 2008/8/26 21:33
  How to separate Real
Dear experts, I have problems to separate the real parts and imaginary parts. let says we have the following equations: y1 = (a^2-5*a 1-w^2 3*i*w)/(3*a^2 7*a-3*w^2 i*w) where i=j (imaginar...

nnxd 11/4 2008/8/26 21:25
  Question in hypergeometric distribution?
Could you tell me how can I prove the equality N ∑ C(N,j)證(M,n-j)=C(N M,n) j=0 In probability books it is said that (in hypergeometric distribution) this equality is well known ...

htc2498 7/1 2008/8/26 21:26
  inverse fourier transform help
Hi everybody I want to take an inverse fourier transform of a very big function. I mean the integrand is very long and it covers 4 or 5 lines to write it only. So I have to use numerical method to ...

398338 5/9 2008/8/26 21:32
  PLS HELP
An alluminuim wire of 7.5meter long is connected in parallel with a copper wire of 6meter long. When a current of 5A is passed through the combination, it is found that the current in the aluminuim wi...

naoge 5/2 2008/8/26 21:23
  where did the current flow in pn junction?
when it comes to pn junction in diode, p and n are doping semiconductors. if P and N semiconductor are contacting each other, some holes in P and some electron in N are combined. that is, they a...

mxg330 12/8 2008/8/26 21:34
  Question about IEEE
As far as I know IEEE is a very powerful source of information, which covers the majority of the branches of Science. I'm particularly interested in Digital Signal Processing, especially in Empirical ...

mxg330 9/4 2008/8/26 21:24
  PHYSICAL INTERPRETATION OF HERMITIAN CONJUGATE
I WANTED TO KNOW THE PHYSICAL INTERPRETATION OF HERMITIAN CONJUGATE WHICH IS EXPLAINED ONLY FROM A MATHEMATICAL VIEWPOINT EVERYWHERE. THANKS IN ADVANCE

knoxville 13/1 2008/8/26 21:23
  Problem finding the roots of a function
Hi. I need to find the complex roots of a funcion, to check a method, so I can use it later to desing a filter. I have some problems. The function is this: Where ω1

edu 5/2 2008/8/26 21:24
  laplace transform problem
Hello all Quesion 1 :Some books define the definition of laplace transform as : Laplace{f(t)}=Integrate(f(t)*exp(-st)){from 0- to t} and some books define as Laplace{f(t)}=Integrate(f(t)*exp...

anuo2008 15/3 2008/8/26 21:28
  Interpolation/function identification
Dear Sirs, I want to measure temperature with some NTC's. The nature of these isn't linear, in the datasheet there is a table for resistance values in 5C(degree Celsius) steps. From that d...

hualeyan 8/3 2008/8/26 21:23
  monte carlo simulation
can any one help me exactly where is monte carlo carlo simulation used and how it is differnt from other simulation methods.

ken7976 13/5 2008/8/26 21:35
  Help in Maple
I am trying to solve an equation in Maple, code is below > restart; > mu:=0.3; > q:=1.0; > r1:=sqrt((x mu)^2 y^2); > r2:=sqrt((x mu-1)^2 y^2); > u:=x^2 y^2 2*q*(1-mu)/r1 2*mu/r2; ...

netlgc 16/1 2008/8/26 21:28
  Kind of Simple but its bugging me?
What will be the derivative of sat(y) function where lets say y=-2x1-3x2-5x3. or in general what will be the derivative of a saturation function. Thanx in advance.

398338 12/3 2008/8/26 21:24
  Dynamics book
I抦 desperate studying Engineering Mechanics Dynamics. I saw this on Amazon, A. J. Sadler and D. W. S. Thorning Understanding Mechanics book ISBN: 0199146756. Does anyone here have already read the...

nnxd 16/2 2008/8/26 21:24
  Unstable Periodic Orbits
What Is UPO? Exactly I Wana Know How To Identify Them In A Chaotic system?

z4120356 9/2 2008/8/26 21:27
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