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

Sep914 01:52 AM
jassim

50 
129,810 
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...

Jun714 08:10 AM
freshman123

26 
73,362 
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 
200,121 
Long time lurker, first time poster, and I'm embarrassed that my first post is a request. I'm in the process of...

Nov1407 12:15 PM
Job

1 
9,171 
Hi, I have a problem in solving a multivariable equation. This multivariable consists of several variable which is...

Nov1307 12:38 PM
denisexx

0 
10,779 
1. The problem statement, all variables and given/known data
I'm having problems interating the following function...

Nov1207 07:41 PM
EnumaElish

1 
1,111 
Okay... I am using the randn function for a sequence of normally distributed numbers.
I am writing a program whereby...

Nov1207 05:18 PM
las3rjock

1 
1,690 
Hi,
I have this problem about creating a mathematical model.
the context is fourier series/transform.
It is about...

Nov1207 04:10 PM
brad sue

0 
4,323 
Hi!
I was wondering how you can find zeroes to a function of two variables. I use Matlab.
This is the function:...

Nov1007 10:31 AM
Dr Transport

1 
7,710 
1. The problem statement, all variables and given/known data
i have 3 vectors a,b,and c. on matlab, i have to find...

Nov807 04:56 PM
sara_87

5 
9,750 
1. The problem statement, all variables and given/known data
i have to draw the graph of y=(sin(x)^2)/x^2 on matlab...

Nov707 04:12 PM
cristo

5 
4,372 
Does anyone have matlab code that will calculate the trajectory of an arrow taking air resistance into account? I need...

Nov707 11:34 AM
dasnob2b

0 
9,099 
The question is: Prove by mathematical Induction that
f(n) \equiv 2^{6n}+3^{2n2} is divisible by 5. This is what...

Nov507 03:58 PM
lawbrobbs

3 
27,232 
Mayor of a mathematical city promised that electrical energy will be free for their future citizen, because they will...

Nov507 08:49 AM
m.s.j

0 
1,522 
Any way to make Ph diagrams in MATLAB? is there a .m file out there i could get or something? Looking specifically...

Nov407 01:38 PM
600burger

0 
2,767 
I'm a 3rd year physics major and I just transferred to my new school. So far, on a couple of the HW's one of my...

Nov307 11:02 AM
jtbell

6 
1,741 
there're functions in matlab to plot a 2D matrix as a surface.
not supposing the surface is like a paraboloid, is...

Oct2907 09:06 PM
veejay

4 
8,930 
I wonder if this proof is correct purely mathematically
look at (3) in the link, and you will se that they have done...

Oct2907 12:09 PM
Pellefant

2 
1,763 
I'm using matlab's =eig(A,B) function to find the eigenvectors and eigenvalues given two full matrices of A and B.
...

Oct2907 10:06 AM
madeinmsia

0 
3,950 
I have a problem/error that I believe is very simple, but I am unable to determine what the issue is nonetheless.
I...

Oct2707 08:41 PM
mushiman

1 
16,753 
We are trying to find the roots of a function where exp(f(z)) = c. (where c is a complex number). Also f(z) is a...

Oct2607 10:06 AM
oahsen

0 
13,804 
Hi all,
I sometimes get into trouble of running Matlab programs, then when I press Ctrl+C, the program does not...

Oct2507 10:53 AM
CRGreathouse

1 
12,738 
The source: http://en.wikipedia.org/wiki/E_%28mathematical_constant%29
...

Oct2407 05:52 PM
robert Ihnot

3 
2,197 
Im trying to plot a graph with eror bars for two 1d arrays. But for some reason matlab wont let me do it. Can you...

Oct2407 04:11 AM
Ouabache

1 
1,311 
Hello,
Im currently in my 2nd year as a physics major, I have been considering majoring in mathematical physics,...

Oct2207 07:45 PM
bravernix

13 
3,539 
1. The problem statement, all variables and given/known data
trying to prove lefthand side = righthand side
...

Oct2207 03:46 PM
brh2113

2 
1,309 
http://www.physicsforums.com/showthread.php?t=191423&page=2
Skip to the end of page 2, anyone, help with the plot...

Oct2207 02:53 PM
qspeechc

0 
10,226 
This is a MATLAB question. I am trying to find the eigenvalues of a matrix with both real and complex numbers. This is...

Oct2107 03:32 PM
ColdFusion85

0 
1,553 
Hello all,
As I've mentioned elsewhere, I'm currently in the last semester of a coursework masters degree(which i...

Oct2107 11:37 AM
bravernix

4 
5,149 
1. The problem statement, all variables and given/known data
What is the wavelength of the lowest note that can...

Oct2007 09:30 PM
learningphysics

3 
5,273 
Hello. In my physical analysis class, a class with a lot of math physicists will need, we were talking about the 4th...

Oct2007 11:48 AM
AlphaNumeric2

1 
6,368 
Also available as http://math.ucr.edu/home/baez/week257.html
October 14, 2007
This Week's Finds in Mathematical...

Oct1907 05:00 AM
Hauke Reddmann

5 
1,619 
1. The problem statement, all variables and given/known data
n \epsilonN=n\geq0
6 divides (n^{3}+5n)
2....

Oct1807 12:32 AM
Anadyne

2 
1,642 
The "size" of the SI meter has its basis in the metric system and it was officially accepted in 1799. We know its...

Oct1607 01:42 PM
ZapperZ

15 
2,985 
Can anyone help me how to plot the attached image of diagram in Mathematica 6?
Thanks

Oct1607 10:19 AM
EnumaElish

1 
4,448 
Hi,
Quick question. In the ti89 i can do this:
x+1x=2
Answer = 3
It works like x + 1 given x = 2...do 2+1 =...

Oct1507 11:39 AM
FocusedWolf

2 
1,629 
With the following code segment ;
limit((sin(z+h)sin(z))/h,h,0)
matlab gives the result cos(z). (which is the...

Oct1407 02:31 PM
atqamar

6 
3,676 
hi,...
I am new in the forum but I am into research for a while now,...
I was wandering if there was any piece of...

Oct1107 02:37 PM
HotText

2 
1,430 
1. The problem statement, all variables and given/known data
y'=ayby^2q, where a, b are positive constants, and q...

Oct1007 02:11 PM
EnumaElish

1 
5,622 
we use the residuez.m function to find the partial fraction of a function x(z)
but if we find the partial fraction...

Oct807 04:05 PM
hanijehan

0 
5,608 
For a square, complexsymmetric matrix A, the columns of the right and left matrices U and V of the singular value...

Oct807 02:00 PM
Heavytortoise

0 
11,208 
Does anyone know the symbol for a vertical subset symbol?? i.e the equivalent of \subseteq
but which points up (i...

Oct707 11:55 PM
robphy

7 
5,833 
1. The problem statement, all variables and given/known data
f(x)=\frac{(1)^{x}}{x*\sqrt{x}}
2. Relevant...

Oct707 08:51 PM
fsm

2 
1,913 