What is this?:This is a list that contains hotkeys and short cuts designed to make your time writing equations in...

Oct1712 06:24 PM
Gertlex

17 
177,157 
What are the advantages and disadvantages of MATHCAD, MATLAB, maple and mathematica?
Which one do you use, and why?

Nov1213 01:21 PM
Pythagorean

48 
116,418 
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...

Feb1514 11:29 AM
FrankFerrese

25 
65,252 
i need to solve the partial differential equation of the type
g(x,y) = del^2(f(x,y)).
where g(x,y) is not...

Jul410 08:37 AM
russel.arnold

0 
752 
i need to solve the partial differential equation of the type
g(x,y) = del^2(f(x,y)).
where g(x,y) is not...

Jul410 08:42 AM
russel.arnold

0 
824 
Hey guys, quick question,
I am in a little bit of a bind. I need a 3D plotter to postproc some CFD runs at home. I...

Jul510 10:38 PM
waht

1 
1,927 
Hi,
I have always been in love with computers and started programing early. When I started my studies in Physics...

Jul610 01:07 AM
implicitnone

11 
10,750 
I'm trying to combine several contour plots together onto the same graph in gnuplot. I know that I can just do...

Jul710 11:06 PM
Dr Transport

1 
4,594 
So I need to be able to tell if these multi dimensional arrays have the same numbers using the all function and one...

Jul810 05:44 PM
matonski

5 
6,216 
Hi,
Currently I have to process a tons of data using Origin 8. I've written some LabTalk scripts to do the job, but...

Jul910 12:57 PM
csopi

0 
641 
Is there a free LaTex editor where you can click on a fraction button, and the fraction bar appears along with two...

Jul1110 03:00 PM
shoehorn

1 
1,009 
I have a program that calculates the inverse of a matrix. However, in my for loop I generate n vectors y which are nx1...

Jul1110 04:00 PM
Prometheos

2 
14,190 
i have to solve the differential equation in MATLAB which is
Laplacian(f(x,y))= g(x,y) where g(x,y) is given in...

Jul1210 02:49 AM
russel.arnold

0 
705 
I have always used transparencies to present in conferences, but right now I decided to do power point presentation....

Jul1210 11:50 AM
MRFMengineer

6 
1,649 
I'm wanting to call a function exactly like this but in a different way:
= BeginName_MiddleName_EndName(In1,In2);
...

Jul1210 03:52 PM
DoubleHubble

0 
1,797 
Hi everyone,
I am trying to solve this complicated two simultaneous equations, and it has been taking more than 2...

Jul1310 01:20 AM
haihek

5 
4,984 
Hello,
I am wondering if it is possible to append a number as a string to the end of a variable name in Matlab? I...

Jul1410 11:19 AM
Meteochick

2 
5,444 
In MATLAB, say I have two vectors of the same length  because one is dependent on the other. In my case the...

Jul1410 03:36 PM
DoubleHubble

6 
2,516 
I have some data I imported into Mathematica. It has three columns. I want to plot col1 vs. col2, col2 vs. col3, and...

Jul1410 09:25 PM
DaleSpam

2 
878 
http://physicsforums.com/showthread.php?t=416289
I posted in the wrong place

Jul1510 12:52 AM
jackfrost1031

0 
1,045 
Hi,
I'm trying to save (into a file) definitions of some variables which are of the form Subscript, Subscript,.......

Jul1510 08:21 AM
GargleBlast42

2 
1,024 
I have a temperature distribution T = T(x,y,z). I want to visualise it in MATLAB ( such that the colour(s) used by...

Jul1510 09:50 AM
russel.arnold

2 
2,334 
hi
i am working on electric vehicle simulation, this is a project for my degree. but i have problem with the...

Jul1510 05:00 PM
ael1930

0 
3,014 
Hi all;
I'm trying to write a script that automatically generates a geometry and does the analysis in a fornext...

Jul1910 05:57 PM
ChristineCh

2 
3,615 
Hi, I downloaded Superfish recently from LANL and I'm not finding the documentation I need to use it properly. In...

Jul1910 10:14 PM
StratO

0 
867 
Hi, I am a new member here. Find this forum very interesting. I dont find any request zone. So i am posting here....

Jul2010 02:04 AM
fatra2

2 
901 
There is a text document with data seperated by the "," sign.
such as 58.5698, 75.2495, 57.1548.....
I want to...

Jul2010 12:34 PM
MRFMengineer

1 
1,044 
Has anyone used the SimplePCI program to couple with the MeteorII Digitcal PCI card for imaging from a commercial...

Jul2010 01:48 PM
mgb_phys

3 
978 
AssumingSqrt]]] does not simplify it to zero. Although output of FullSimplifySqrt]==0] is true, even without any...

Jul2110 03:50 AM
physics_nil

6 
1,974 
hi, if Histogram>GetYaxis ()>SetTitle("blah") allows you to set the y axis name, what is the equivalent for adding...

Jul2110 06:32 AM
lavster

0 
1,682 
I would like to use Matlab to check my answers.
For example, I want to find the Fourier transform of \cos \omega_0...

Jul2110 04:13 PM
Sean Ehle

1 
18,674 
I have run the following command:
c = wavread('sample.wav');
amplitude = log (abs(fft(c)));
and obtained the...

Jul2110 04:17 PM
Sean Ehle

5 
7,713 
Is there any way, in Mathematica, I can plot a straight line in a 3D plot environment?
For example: Plot3D
plots...

Jul2210 09:38 AM
mishi003

7 
19,784 
I have a surface in spherical co ordinates , and i want to plot it
r = f(theta , phi ) = sin(theta).
how to...

Jul2310 03:31 AM
ask_LXXXVI

0 
2,205 
So I am looking for a program that can compile language similar to Latex, metlab, etc. I have tried the latex website,...

Jul2310 04:38 AM
Simon_Tyler

1 
764 
Hello,
Not sure if this is the appropriate forum for this, but I'll give it a shot. I am recording a laser signal...

Jul2310 05:41 PM
mcfeebo

2 
934 
I have various EKG graphs. I need all of the maximum and minimum voltages for each period. The periods are not all...

Jul2310 08:45 PM
Ush

9 
1,492 
Hi There,
Im having a little trouble with scalings required for a fft performed in Matlab. So here is the story:
I...

Jul2410 09:23 AM
apoptosa

0 
2,153 
I'm new to Mathematica. I used it to integrate the scalar field
f:\mathbb{R}^3 \to \mathbb{R} \; \bigg...

Jul2410 03:20 PM
Rasalhague

3 
1,887 
For my physics course I have to write a MATLAB script which can show the parabolic trajectory of a projectile in...

Jul2510 01:27 AM
sciguy101

0 
6,160 
Hi... I have four vectors that I need together in one plot and also they should start at (2,2)
Vector A is a=
...

Jul2610 10:24 AM
marcusl

1 
7,970 
I have 2 variables and data points corresponding to them and so would like to plot this (I think using the plot3...

Jul2610 12:32 PM
Bill Simpson

1 
693 
If someone could supply the code to plot this graph in Mathematica would be awesome.
Would also be best if it...

Jul2610 11:31 PM
James Wine

2 
859 