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 
65,322 
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 
116,540 
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 
177,551 
Hello everyone,
I have just created my account here and so this is my first post and I would like to appologise if...

Apr2110 09:29 AM
Prometteus

9 
2,760 
Dear all,
I plotted a graph using xmgrace. I can include it in my latex document. But I also have another picture (in...

Apr2110 08:10 AM
Rajini

0 
976 
How do you do Dirac slash notation using LaTeX?
For instance, I want to be able to type
/\partial = \gamma_i...

Apr2010 10:14 PM
nadia1989

2 
22,492 
nevermind.

Apr2010 01:43 PM
aicalas

0 
966 
I managed to make a movie which displays my research results as a 3Dplot which varies over time. Now I would like to...

Apr2010 11:12 AM
AnneQuist

2 
2,019 
Hi all,
Sorry for the title :biggrin:
Here is what I need to do : Transform this matrix (sorry, didn't find the...

Apr2010 10:08 AM
guerom00

7 
1,091 
So, I just started using LaTeX but can't get it to display any of my work out. How do I do this?
I downloaded LyX...

Apr2010 09:28 AM
minger

4 
717 
Hi, i need to pass a function in matlab a few parameters, one of the parameters is an equation such as :...

Apr2010 03:04 AM
matonski

2 
2,667 
Hello, everyone.
Excuse me but I think I should post this question in subforum Calculus & Beyond Learning...

Apr2010 01:28 AM
Jomapil

11 
2,183 
Hi everyone,
I have to do a list made of evaluations of a certain function, but if some condition is not satisfied,...

Apr1910 08:18 PM
Gueygel

2 
2,407 
Hi there. I am trying to solve a system of equations. I have written a mathematica code to solve this systems
<<...

Apr1910 05:34 AM
ilvreth

3 
1,535 
Not sure if anyone here is familiar with matlab programming. Im supposed to create a structured array (resembling a...

Apr1810 10:27 PM
Mark44

5 
3,945 
Is there really no way to include an image in a LaTeX document that's handled correctly both by latex and pdflatex?...

Apr1710 04:16 AM
Fredrik

0 
1,211 
Hey guys,
I really need your help here...What i wanted to do actually is to partition the bits into 4 smaller...

Apr1610 01:03 AM
absolute76

4 
1,822 
SOLVED
I tried (with DSolve) but it just returned the input code, so I guess it can't. I also looked for it in the...

Apr1510 11:05 PM
andresordonez

4 
4,203 
Hi Friends
I want to plot variables (b,u) that are in function "step" .
function main
=ode45('step',,0,);...

Apr1510 05:22 PM
shoehorn

2 
988 
hi,
I'm ran into a problem while creating a Matlab GUI and I can't seem to find out why.
I'm trying to get multiple...

Apr1410 10:32 PM
jamesrc

1 
8,260 
OK! I am not sure how to word this, but here goes:
Let's say I want to write a conditional like:
for i =...

Apr1410 10:22 PM
jamesrc

1 
5,251 
THese are the critical points:
(x,y) = (0,0)
(x,y) = (+ sqrt (r) , r^2)
(x,y) = ( sqrt (r) , r^2)

Apr1410 02:47 PM
Nusc

0 
670 
Hello
I am generating a matrix which is coming up with this warning.
I know the matrix elements are correct...

Apr1310 06:26 AM
mikeph

2 
14,955 
Hi all,
I have a question to visualize an image from a matrix in matlab.
In my workspace I have a matrix (we can...

Apr1210 05:26 AM
jophysics

0 
1,460 
i have this code
A = ;
A=orth(A);
B=inv(A);
if A==B
disp('match');
else
...

Apr1210 05:23 AM
mikeph

1 
793 
Hi,
I have a question about integrating an numeric solution to a differential equation in Maple. I have solved a...

Apr1110 11:02 PM
zeebo17

0 
1,181 
Hi guys,
On my homework, I'm simulating a normal distribution on Mathematica by adding up a bunch of RandomReal ,...

Apr1110 10:50 AM
Hepth

1 
2,617 
Long story short, we have access to MATLAB on the computers on my campus. My plan was to code at home and return to...

Apr1010 09:45 PM
klawson88

0 
987 
Hi all,
I have an idea to develop a free Webbased math software just like Matlab. My idea is:
1. You only need...

Apr910 12:44 PM
story645

3 
2,440 
dear all, i am matlab new user and i have some problems about it.
I generated a code as below:
function data =...

Apr910 10:09 AM
david1986

0 
867 
Hi,
Is there some way I can incorporate a second order absorbing boundary condition (ABC) into COSMOL Multiphysics?...

Apr710 10:12 PM
maverick280857

0 
1,304 
Hello, I have a long equation http://i39.tinypic.com/2hhpsop.jpg and using Mathematica 7 I want to factor out terms...

Apr610 08:08 PM
micrain

4 
1,739 
I want to plot inverse function using Mathematica
In:=f = Solve, y]
Out = {{y > 100 E^(x/a)}}
and then?...

Apr610 06:14 PM
Yannis

5 
5,474 
Ok, I can plot a single polynomial easy enough such as 3*(x^2)1 using fplot, but I want to graph multiple...

Apr510 11:31 PM
nbo10

1 
2,090 
Hi, I have this problem, I need to plot the solution of the next nonlinearPDE problem:
y_{tt}=((y_x)^3)_x+y^3y...

Apr510 05:54 AM
MathematicalPhysicist

1 
2,163 
I've read the following in the Appendix section of a book regarding MATHCAD:
My Question: Is the MATHCAD...

Apr310 11:33 PM
studentsphere

0 
709 
Hi everybody:
i'm trying to analyse equations of analogue electronic filters, but i can't get the "norm" of the...

Apr210 06:34 PM
Hurkyl

14 
2,221 
This is so easy I am sure...but I have no idea how to look it up.
I want to execute a loop from i = 1 to N
...

Apr210 04:26 PM
Saladsamurai

8 
857 
Hi Guys,
I am trying to write a matlab program that depicts a circle that travels along a sin graph. So far all I...

Apr210 06:18 AM
Steve Drake

0 
1,209 
Hi, this is probably a really simple problem but I'm trying to multiply vectors by a matrix, using entrywise...

Apr210 01:14 AM
matonski

3 
1,620 
Hi!
I have an array that is 1 column by many rows, of which each element represents a time. I want to find variable...

Apr110 07:21 PM
oceanspiral20

5 
14,030 
hii.....
How can I plot the Gaussian Function (3D) versus time by using MATLAB???
Any advice or Command can share...

Apr110 03:47 PM
sau chon TOH

0 
2,142 
Hello,
How can I draw the following figure using latex?
...

Apr110 03:17 PM
jplate

7 
17,114 