Help with mathematical software like Maple, Mathematica, MATLAB, Wolfram Alpha, Mathcad, Pari/GP ...

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11
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0answers
379 views

Approximating a blackboard with long-distance communication

From time to time I need to talk about mathematics with my advisor remotely. I would like to approximate writing on a blackboard together as closely as is reasonable. What are some technological ...
6
votes
0answers
45 views

Tool that draws Venn diagram from subset relation

Is there a tool (LaTeX, JavaScript, Mathematica..) that allows one to draw Venn diagram automatically from subsets relations, e.g. $$A\subset A+B$$ $$A\subset C$$ $$C\subset C+D$$ $$B \not\subset ...
6
votes
0answers
95 views

Educational software for graduate mathematics

Our university uses computer software to help automate and expedite the learning process for basic math classes (college algebra, trigonometry, precalculus, etc.). Software such as this provides ...
6
votes
0answers
171 views

Math-related open source software to contribute to

I'm interested in finding a math-related open source project that I can contribute to. I've studied maths and stats at undergraduate level, but I'm a professional software developer and I'll have some ...
5
votes
0answers
65 views

Note-taking software which is capable of representing mathematical relation

After quite a few studying experiences (both alone and following a class, studying topology, algebra, analysis, measure theory, differential geometry) I have acquired a lot of notes that I have either ...
5
votes
0answers
67 views

Is there a proper etiquette for asking an author for their (mathematical) software?

This may not be the correct place to ask such a question. I have read a mathematical paper on multiclass total variation clustering. I wish to use the algorithm in the contents to compare with another ...
4
votes
0answers
72 views

Using sage to test for squares in residue fields

Let $K$ be a number field, $x \in \mathcal{O}_K$, and $\mathfrak{p} $ a prime of $K$. I want to find out using sage whether or not the reduction of $x$ modulo $\mathfrak{p}$ is a square in the ...
4
votes
0answers
76 views

Complex graphs in 3D

Does anyone have red-green 3D software for plotting 4D graphs in 3D with 3D glasses? I've seen a 4D hypercube done this way and it's very revealing...
3
votes
0answers
44 views

Efficient software for producing (expression) trees “on the fly,” with good editing (e.g. cut/copy/paste) facilities?

A formula like $\forall x \exists y(x+y=0)$ can be represented as a tree. Something like so: ...
3
votes
0answers
42 views

Learning Calculus (and beyond) using mathematics software

I have a programming background and have recently got quite interested in electronics and signal processing. After picking up just about every book/resource on those two subjects, it's pretty clear ...
3
votes
0answers
288 views

Microsoft Surface for reading textbooks and writing math by hand?

As a PhD student I am increasingly wanting to get a tablet and the new Microsoft Surface tablets appeal to me greatly as I am a big fan of the UI. I wonder if anybody has got hold of it yet and what ...
3
votes
0answers
59 views

Algorithm for generating random regular graphs in Maple

In Maples package RandomGraphs, there is a method called RandomRegularGraph(n,d) which takes a number of vertices $n$ and a degree $d$ and returns a random $d$-regular graph on $n$ vertices. Does ...
3
votes
0answers
146 views

How to solve Line integral over a p0lynomial of order $n$ programatically (in java)

I want to solve line integral over an polynomial of order $n$. i.e. Integration of $ds$ over an bounded polynomial ($a+bx+cx^2+dx^3+\ldots$) where $ds$ is an small element on the curve in $x$-$y$ ...
2
votes
0answers
33 views

Computer Algebra Systems for Experimental Mathematics (especially Integer Relations with PSLQ)

I would like to use a computer algebra system to do some experimental mathematics, particularly Integer Relation problems using the PSLQ algorithm. I know that Maple has a PSLQ implementation, but ...
2
votes
0answers
42 views

Managing research ideas

I apologize if my question is not appropriate for this site, but I am interested in the opinion of mathematicians... in fact I would like to learn as many different opinions as possible. The question ...
2
votes
0answers
118 views

Dynamic Geometry Software for Straight-edge and Compass Constructions

Geogebra is a very good dynamic geometry software. It has so many default tools, e.g. parallel line, angle bisector, tangent to the circle, inscribed and circumscribed circles, etc. But I want the ...
2
votes
0answers
71 views

Using Macaulay 2 to find free divisors.

Given a hypersurface $D = h^{-1}(0)$ for some polynomial $h \in \mathbb{C} [x,y,z]$ I want to be able to use Macaulay 2 to tell if it's a free divisor or not. What I've got so far; Let $h_{p}$ be ...
2
votes
0answers
45 views

Seeking advice on copying Peano's notation

Can anyone give me advice, or a URL for advice, on simulating the notation of Peano's Formulario in LaTeX? or in Word?
2
votes
0answers
83 views

What type of graph is this. I shows kind of cause and effect.

I am trying to create a chart like this that shows item 1 effects items 2 and 4 type chart. I didn't really know where to post this so I thought mathematics would be the right place because of the ...
2
votes
0answers
104 views

computing a difficult integral using software

I'd like to compute the following integral. I've tried SAGE but it just runs for 15 minutes then stops.. not sure what that means. If anyone wants to take a crack with mathematica or anything, please ...
2
votes
0answers
69 views

Software to Calculate Kernighan-Lin Algorithm on Graph

Is there any (free) software out there that can perform the Kernighan-Lin partitioning algorithm on a small graph?
2
votes
0answers
99 views

What would be the most useful BOINC project to help researchers?

There are some distributed computing projects like BOINC? What would be the most useful BOINC project to help mathematicians or are those just waste of energy and time?
2
votes
0answers
76 views

Is there a (hopefully free) graphing utility BESIDES mathematica that can graph log polar coordinates?

This is my first post to the forum. I have had a good experience with other stackexchange fora, so I have high hopes for this one. I have looked online and can not seem to find the software described ...
2
votes
0answers
105 views

Can 24 lines on a cubic surface be realized as 24 identical spiral rods?

It's possible to put 24 lines on a cubic surface. 27 lines is possible, but I don't have a great picture for that surface. It turns out that the 24 lines can be built with Zome. I'm thinking that ...
2
votes
0answers
49 views

Closed polygonal chains

I want to work with closed polygonal chains, specifying the vertices and further which edges intersect. Does anyone know a good way of working with these things on a computer so I get some sort of ...
2
votes
0answers
64 views

Principal Component Analysis software

I'm looking for a (non-MATLAB) software that can process a image using the PCA algorithm and output it like this: Regards.
2
votes
0answers
132 views

Numerical Integration

For $r=1$, how to calculate the following integral numerically. $$\frac{8}{\sqrt{3}r^2}\int_{x=0}^{\frac{r}{2}}\int_{y=0}^{\sqrt{3}(\frac{r}{2}-x)}\prod_{i=0}^2\left(1-\frac{2}{\pi} \cos^{-1} ...
2
votes
0answers
30 views

What is a good tool for this job involving the prime spiral?

I'm interested in studying the prime spiral interactively. This question talks about some interesting patterns in the spiral involving quadratic equations. The idea I had was, write a program that ...
2
votes
0answers
269 views

Fastest integer matrix determinant software

I need to calculate vast numbers of determinants of integer matrices (size around 30x30 to 50x50) and would like to know the fastest software for this. It must use exact integer arithmetic as the ...
2
votes
0answers
224 views

Is there software that interpolates/extrapolates data using a discrete Fourier?

I've read various methods of Fourier interpolation and extrapolation detailed in articles such as Interpolation and Extrapolation Using a High-Resolution Discrete Fourier Transform—so what I'm ...
2
votes
0answers
197 views

Coq transparency issues with type class fields

I am having some issues with, I suspect, transparency of fields in type classes. Consider a type class such as ...
1
vote
0answers
16 views

Draw and compare the likelihood using R

The following shows the heart rate (in beats/minute) of a person, measured throughout the day: 73, 75, 84, 76, 93, 79, 85, 80, 76, 78, 80. Assume the data are an iid sample from ...
1
vote
0answers
38 views

Writing math for pc and ipad

I have searched many times on softwares and apps for pc and ipad that are suitable for writing math up to advanced level, and support all mathematical scripts, symbols, formulas and operators. Can you ...
1
vote
0answers
42 views

Interactive Equation editor with Latex syntax

I was using the built in equation editor used by Pearson's "MyLab and Mastering" physics course, and I really like how it's both interactive and uses Latex syntax to insert equation elements. ...
1
vote
0answers
39 views

Program for Handling Huge Primes

I am trying to run a program with really large primes (around the $10^{20}$th prime), but Mathematica seems to only be able to handle around the first $10^{12}$ primes. Is there any software that can ...
1
vote
0answers
25 views

In Sage, how to look at orbits of conjugation in GL(2,q). Actually, their image in PGL(2,q)?

I have a matrix $A$ in $\text{GL}(2,q)$ or order $m$. The cyclic group of order $m$ acts upon $\text{GL}(2,q)$ by conjugation powers of $A$ (choose a generator of the cyclic group to act by ...
1
vote
0answers
117 views

Why doesn't this work in Geogebra

I've got a really simple equation that I want GeoGebra to plot: $\sqrt {2x}-\sqrt {3y} =2$ It says it's an illegal operation so I try: $3y=2x-4\sqrt{2x}+4$ When this doesn't try, I try changing ...
1
vote
0answers
102 views

Software/Applet to Draw Tree Diagrams (for Enumeration Problems)

I need a software/applet/flash file which easily draws tree diagrams for simple enumeration problems: I want to give number of the vertices in each layer, and it draws the diagram which shows all the ...
1
vote
0answers
33 views

Solution of equation with special function using maths

I have the following equation with β∈[0,1] and δ∈[0,1] are 2 parameters and $\mu$, $\sigma$ are the mean and standard deviation of a random variable. Is it possible to use software to get the explicit ...
1
vote
0answers
85 views

Applet to find least-crossings drawing for an input graph

Is there a convenient online applet that allows me to draw a graph, after which it outputs a plane drawing of an isomorphic graph that has (approximately) the least number of crossings among all ...
1
vote
0answers
56 views

Software tools or libraries for dealing with temporal reasoning (visualization/representation).

Temporal aspect of data with no doubts is an important characteristic for many software systems. I'm interested if there are any tools/frameworks for dealing with temporal data for reasoning on it. I ...
1
vote
0answers
36 views

On solving non-linear programming problem and the relevant software

I have a non-linear programming problem, in which all the inequality is linear and only the optimization goal is in a non-linear form. The problem is as following. $x_j$ is the variables and $a_{k,j}$ ...
1
vote
0answers
37 views

Issues with CVX package for optimization

I am trying to use the cvx package for optimization. However, I am having some issues with it. I have a variable X which is a matrix but I cannot add $X^{-1}$ in the objective function. What should I ...
1
vote
0answers
41 views

Question about Maxima

We want to sum up a polynomial WeylNumer(m+n-2*i,2*i+2*k+1-2*j)) for i from 0 to m, for j from 0 to n. What does "map(x->sum(sum(x,j,0,k),i,0,m),WeylNumer(m+n-2*i,2*i+2*k+1-2*j));" mean in Maxima? ...
1
vote
0answers
235 views

App to Read DOCX in iPad with Mathematical formulae?

I use screenshots from Math SE to add math -formulae to my DOCX -file but it is irritating when other people do not realize that my programs cannot read mathematical formulae in DOCX -format. I tried ...
1
vote
0answers
118 views

Computer Algebra System for probability theory

Is there literally any [ preferably free ] Computer Algebra System that would handle probability theory directly? As for now I am mainly interested in calculating marginal densities out of ...
1
vote
0answers
193 views

Programmer understanding academic writings on maths

I would like to know in which order I should learn different areas of maths so I can have a robust overview of all the theory in case I need something for a computer programming problem. So I've ...
1
vote
0answers
89 views

Concerning The 'Price-Collecting Steiner Tree'

I'm a Master student at the University of Leuven, Belgium. I have to make a report of a case concerning the 'Price-Collecting Steiner Tree'. We have our model and our restrictions. We are just looking ...
1
vote
0answers
197 views

Sensitivity analysis on non linear problems

First of all, I would like to apologize if this question does not fit into the "soft" category. I am quite a newbie around here, and maybe I can fail to get the feeling of what exactly is a "soft" ...
1
vote
0answers
84 views

question about B.N.F

for example i have a code of strings which is efzau and 47 how can i define a grammar, set of terminal symbols and set of non terminal using B.N.F? Thanks