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 
65,159 
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 
116,291 
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 
176,765 
Hi,
I faced a problem (in Mathematica) when trying to plot a partial
derivative of a functiona (of two variables)...

Apr2111 09:28 AM
evgenx

6 
3,083 
Hey everyone,
So what I'm trying to do is to find the outgoing signal in function of the time, when
the transfer...

Apr2111 08:23 AM
MisterSpline

0 
1,277 
Hi All,
I have some simple Mathematica commands:
f=x^2+3*x1
Plot,{x,0,10}]
Now, I need to "rescale" the...

Apr2111 06:49 AM
DaleSpam

2 
1,340 
I got a quick question, lets say I have an array of numbers for example
and I want to find the minimum value ie: for...

Apr2111 05:25 AM
MATLABdude

4 
2,258 
I have a very complex integral I am trying to approximate the integral with in Matlab using Euler's method.
I...

Apr2011 10:53 PM
jhae2.718

1 
569 
Hi everyone. Out of a personal need to send complicated equations to my Physics classmates over instant messenger,...

Apr2011 05:58 PM
Redbelly98

14 
24,457 
Hello everyone, :smile:
At now I know there are these programs to draw circuits and simulate them: LTspice,...

Apr2011 11:31 AM
PainterGuy

2 
3,053 
Hi All,
does anyone know of a mathematica function that efficiently circularly shifts all array elements?
e.g.
...

Apr2011 07:47 AM
rynlee

13 
2,627 
I'm currently having an issue with MATLAB vectorized code (I'm not sure how to best write this).
What I'm trying to...

Apr1911 10:41 PM
tangodirt

0 
2,145 
Hi i need to create a MATlab m file solving the following function for 0 to 90 degrees of \theta_0 and for any...

Apr1911 09:40 AM
Zandman

1 
1,377 
I'm having trouble getting data into mathematica.
I have a text file will a list with members seperated by returns...

Apr1911 08:46 AM
rynlee

6 
5,960 
So I've been just screwing around and having fun with this newfound software package and the introduction book that I...

Apr1911 07:56 AM
jhae2.718

2 
1,580 
hi 1.i have a problem to find the princip to programm in matlab the method of conjugate graduate, in fact ,my broblem...

Apr1711 01:33 PM
hdixa

0 
1,922 
what goes in the blank?

Apr1611 07:02 PM
Simon_Tyler

6 
561 
Hello PF,
I've been given the daunting task of performing energy minimization calculations for my undergraduate...

Apr1511 03:02 PM
Lambin

0 
1,357 
Hi,
I have a matrix V, which is a 5by2 matrix, where each row represents a point in the xyplain. How can I...

Apr1511 02:55 PM
jhae2.718

13 
9,034 
All,
I am having trouble plotting nested lists.
I have two data sets (A and B), both with dimensions 5x50.
So...

Apr1511 09:09 AM
ChristinaJ

2 
1,790 
I'm trying to implement a pendulum swingup controller to work with my model of a single inverted pendulum on a cart...

Apr1511 07:48 AM
tatenka

0 
3,618 
n is the population
p is the probability for one person to be sick
y is the numbers who are sick
I want to use R to...

Apr1511 04:43 AM
MaxManus

2 
909 
Hi,
I have struggled for a while trying to get headers on the title page in LaTeX. I have headers on all other...

Apr1411 05:18 PM
AlephZero

5 
20,484 
Hey guys, I'm having some trouble plotting a matrix.
I have a cell in which I've put four matrices. These matrices...

Apr1411 03:54 PM
ChristinaJ

2 
22,705 
Here is an overview of Farey sequences; http://mathworld.wolfram.com/FareySequence.html
I need to write a program...

Apr1311 05:29 PM
Simon_Tyler

8 
2,021 
I am not sure whether I have posted in the right section.
As the title says, I want to know which...

Apr1311 08:27 AM
Ashuron

5 
1,154 
Hi everyone,
Please help me to rectify my problem using Mathematica. I got this difficulty on the very last code...

Apr1311 08:14 AM
DaleSpam

1 
605 
I am very new with Mathematica and I need help writing a program that generates a Farey Sequence.
Farey := ??????
...

Apr1311 03:29 AM
Simon_Tyler

1 
1,471 
Hi,
I'm trying to import multiple files into Mathematica. Each file is a 2d matrix and I would like to import...

Apr1211 01:42 PM
ChristinaJ

1 
4,081 
Hi, I need the numerical solution of C. But i get an Error: argument must be of 'Type::Arithmetical' ! Can you help me...

Apr1211 08:35 AM
n.karthick

1 
1,164 
Alright, so in Mathematica you define a matrix by saying A = {{a11,12,...},{21,a22,...}} for whatever matrix you are...

Apr1111 04:29 PM
Mormegil

5 
16,448 
This my question.
Suppose we use QAM, in which the phases can be resolved only down to difference of π/12, π = pie...

Apr1011 10:41 PM
aznelmo098

0 
459 
I want to take a set of lists {list1, list2, list3, ...., list N} and plot them with color according to the...

Apr1011 10:10 PM
Simon_Tyler

1 
613 
Question
Write a program that utilizes looping to produce the following table of values:
A A+2
3 5
6 8...

Apr1011 08:09 PM
jhae2.718

16 
1,697 
Hi,
I have this sample code in Latex:
\begin{tikzpicture}
\draw (1,1) grid (3,3);
s \draw (1,0) ...

Apr1011 03:40 PM
S_David

0 
421 
Hi all,
How to convert the root of an equation from symbolic form into an ordinary from? I have tried to use the N...

Apr1011 08:58 AM
kaizen.moto

3 
1,630 
Hi, i have a problem with MATLAB, i just start to use it, and i desperately need help.
Can anyone help me, how can i...

Apr911 12:01 PM
johnny_mc

2 
1,226 
Does anyone have more information about it? Does this mean that we could write most of our C code using MATLAB first,...

Apr811 08:27 PM
jhae2.718

1 
4,495 
Hi,
How can I plot a polyhedron in 3D in MATLAB? The polyhedron equation is Ax<=b, where
A=;
b=?
Thanks in...

Apr711 09:14 PM
S_David

0 
2,354 
Here is my code:
f=linspace(0,1000,1000);...

Apr711 08:10 PM
dillonmhudson

4 
837 
If I have :
(1 \ 5) * 5
I want it to read
5 \ 25
Does anyone know how to get it to evaluate those?

Apr711 05:12 PM
Hepth

2 
1,636 
I searched and I didn't find anything for this so here goes:
I am looking for a graphing/plotting package that will...

Apr711 03:16 PM
TylerH

9 
23,486 
Dear all,
I have been trying to crack one problem in Mathematica, but I keep getting a wrong answer probably...

Apr711 02:38 PM
DaleSpam

30 
3,368 