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Jan16-12 Greg Bernhardt
What are the advantages and disadvantages of MATHCAD, MATLAB, maple and mathematica? Which one do you use, and why?
Jul22-14 10:36 AM
49 129,057
editor, latex Sticky Thread Pinned: Best Latex Editor? ( 1 2)
What's a good freeware latex editor? I've been trying to install LEd, but it's not going smoothly, so I don't want...
Jun7-14 08:10 AM
26 72,875
What is this?:This is a list that contains hotkeys and short cuts designed to make your time writing equations in...
Oct17-12 06:24 PM
17 197,079
I have a 4072x22x10 matrix. I am trying to calculate the RMS of the 4072x22 matrix but am unable to do so. The worst...
Jun2-10 01:34 PM
5 3,681
Can someone please explain to me how one plots direction fields of differential equations in mathamatica 7? Two...
Jun1-10 06:27 PM
2 2,535
Hello all i need help in finding the best row/column in a binary matrix. suppose i have a matrix of size 100*50...
Jun1-10 09:19 AM
1 4,424
I am using Latex for typesetting technical document. The default \int command produces the integral sign in somewhat...
May31-10 08:40 PM
1 4,377
I am trying to typeset the attached partitioned 8x8 matrix in LaTeX. I have drawn it without the parentheses with the...
May30-10 11:52 PM
1 3,475
Hello everyone, This drives me nuts… I want to plot a function using LogLinearPlot. Take a look at what's happening...
May29-10 02:32 PM
Bill Simpson
11 1,753
Hello, I need write this equation and here's the code: \begin {displaymath} \ \end {displaymath} It is...
May29-10 09:42 AM
1 1,169
As my title says, I need to take only the positive square root of some evaluation. For my calculation, the negative...
May27-10 11:02 PM
1 1,964
I have been tasked with making a plot with a couple variables of available data. I'm to make a normal 2D scatter plot...
May27-10 05:52 PM
3 6,755
Hi all, I want to generate a ricker wavelet using matlab then I convolve it with the earth reflictivity (e) to get a...
May27-10 12:45 AM
1 5,345
Using Matlab, I have 4 polynomial equations which I can solve by substituting the starting values for the variables...
May25-10 09:36 PM
1 1,413
I am new to Matlab and have been having problems running a program that has functions defined in seperate files and...
May25-10 05:54 PM
1 1,047
Is there a function in Matlab which gives a list of numerical approximations to the roots of a polynomial equation...
May24-10 11:21 PM
1 814
I know this expression should return a Gaussian distribution but I can't get Mathematica to simplify the integral. ...
May23-10 07:13 AM
4 2,113
It looks like the on-line graphing program I've used for years is now down: ...
May22-10 08:09 AM
3 1,953
Hello to all I downloaded Octave. I read that it will run matlab programs, but how do you do that? Thanks
May22-10 07:20 AM
2 1,833
Hi, I am trying to connect two straight lines. I want the connecting line between them is round, so that altogether...
May21-10 11:59 AM
1 1,135
Hi, I'm analyzing a laser diffraction experiment. Does Matlab has a reverse FFT function? Thank you Naftali
May21-10 07:44 AM
2 3,189
hi all.. I have a 2x2 matrix and an array , for example: a=linspace(0,12) %this is my frequency range. B= ...
May21-10 07:27 AM
5 2,265
After using NSolve, I have a list of numbers but I only want mathematica to print the ones which are real numbers...
May21-10 03:16 AM
1 1,017
Hi guys I have been spending a lot of time trying to figure out how to export a plot in MATLAB (to pdf), where the...
May20-10 05:45 PM
1 1,769
Hi I have made a 2D "surf"-plot of some data points. Is it possible to color single grid points manually? E.g., I...
May20-10 10:51 AM
0 2,456
I am writing up some formal proofs using the proof and align environments. Each line in the proof needs to be numbered...
May18-10 08:09 PM
1 3,033
I've got a challenge for you guys. I'm doing a powerpoint presentation which involves written forms of particle...
May18-10 05:16 PM
1 1,154
I'm looking to teach myself LaTeX and I'm having trouble finding a "getting started" guide. I've downloaded the MiKTeX...
May18-10 01:47 AM
8 1,498
So I'm creating a very basic fractal tree function in matlab. The function is supposed to create a fractal tree where...
May17-10 07:44 AM
1 8,753
I'm trying to make a table in LaTeX in which all the entries of a column have the same units, without having to type...
May15-10 12:45 PM
1 1,448
Just a quick latex question, does anyone know the command for equations like: f(x) = x if x < 1 0 if x >=...
May15-10 07:05 AM
2 904
hey I was trying to draw some fine structure diagrams like this one ...
May15-10 04:42 AM
2 2,689
Hi all I have a function F, which depends on a discrete variable x, and I need to Fourier Transform it. I have put...
May14-10 01:25 PM
9 6,019
I have not been able to find any help for the following problem. I have two equations of the type blahbli=0...
May13-10 09:59 PM
2 4,144
Hey every pro. Please help me to check with Plot function in Mathematica 7 like this: 9x2+18xy+13y2-4 I only could...
May13-10 08:06 PM
2 988
Hey I am wondering what software people use to type LaTex in windows. I am thinking of doing my homeworks on it just...
May13-10 02:23 PM
6 5,933
Hi guys Take a look at DensityPlot, {x, -1, 1}, {y, -1, 1}] This just gives me a uniform plot. Why does...
May13-10 11:42 AM
2 3,783
I created a molecular dynamics movie by taking JPG captions each 10 picosecond and then combining them together. I...
May13-10 04:08 AM
Useful nucleus
0 900
When I plot a function using MATLAB where the y-axis, for example, has values of : 1.8, 1.9, 2.0 , 2.1 Matlab...
May13-10 04:04 AM
Useful nucleus
2 1,916
I have a code in Matlab where I need to measure the radiation on a specific latitude over a year. I have my time steps...
May12-10 08:57 PM
3 1,081
Hi community, I have a linear systems of equations (8x8), but the matriz's components are discrete. In this moment,...
May12-10 03:35 PM
1 1,151
I have a 100x1 vector A, and want to know the ten indices i for which A(i) are the greatest 10 values in A. I can...
May12-10 09:37 AM
5 947
hello all, due to some reason i cant install package (threeparttablex) in my linux pc. Is there a way to use that...
May12-10 07:51 AM
0 678

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