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Questions tagged [math-software]

For help with mathematical questions arising from software such as Maple, MATLAB, Mathcad, Pari/GP, R, and the WolframAlpha website, etc. Consider posting questions about Mathematica at the Mathematica StackExchange instead. For GAP, SAGE, and MAGMA, one might use tags (computer-algebra-systems), (gap), (sage), (magma-cas).

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Plotting vector field lines and eigenvectors on Gnuplot

I have been trying to draw the phase portrait of a system in 3D and I need to use Gnuplot for it but I really could not find anything in the internet about drawing 3D-eigenvectors and the vector field ...
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0answers
23 views

Plot a cube in Matlab [on hold]

I am trying to plot a cube with side lengths $a$, $b$, and $c$ centered at the origin but am having trouble to make it work. I have tried to make several 2D plots and plot them together but it doesn't ...
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0answers
29 views

Graphing Millions of Points

I am attempting to plot millions of points in a scatterplot, in such a way that the graph can be zoomed in on to explore the inner structure. Does anyone have any tips on a way that this can be done ...
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2answers
87 views

Smallest $1\ 000$ digit number $x$ , such that $x$ , $x+2$ and $x+6$ are all prime?

I am currently searching for the smallest $1\ 000$ digit number $x$, such hat $x,x+2,x+6$ are all prime (Such a triple is also called a prime constellation). For this, I wrote this PARI/GP - program : ...
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0answers
14 views

optimize a complicated function with complex numbers in R software [on hold]

I have a complicated likelihood function which I want to estimate three parameters in this function and I have a integral with infinite bounds and complex numbers in this integral, a part of this ...
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0answers
47 views

What computer algebra system or package for abstract algebra best suits me?

I am a mathematics student who wants a tool on the side, either specifically aimed at, or well suited for abstract algebra (ring/ideal theory, module theory, but perhaps graphs and combinatorics as ...
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1answer
66 views

Is “type theory” the only way to get a computer to “do math” on its own? [closed]

It seems like one of the direct applications of type theory definitions & algorithms is to implement them on a computer and use it for proof assistants, etc. But why couldn't you just implement ...
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1answer
16 views

Fourier coefficients calculator Apps or websites [closed]

Is there any platform that helps giving Fourier coefficients for a function that I give please ??? I need to check my answers
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40 views

What does the first “non-free” variable mean here when substituting in simple type theory?

See this screenshot of the book "Basic Simple Type Theory". The infinite sequence they refer to is just a way to formalize the concept of having enough variables to work with no matter what. In my ...
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1answer
23 views

Range of matrix Set builder notation

I am unable to to understand this. $$ \text{Range}(A) = \{v ∈ R^5: v = Ax \text{ for some }x\} $$ $$ \text{Range}(A^T) = \{v ∈ R^5: v = A^Tx \text{ for some } x\}** $$ Can anyone please explain this ...
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1answer
13 views

Comparison of two self ratings

I have a small doubt regarding the comparison of two ratings. I have two candidates, I asked them to rate themselves out of 10 in 4 different subjects. Both have the same level of knowledge in both ...
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1answer
71 views

Html5 Math Applets. Interactive free online

I was an aficionado at collecting links from websites with math java applets that allowed interaction to learn mathematical concepts visually and interactively. My favorite was http://www.ies-math.com/...
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19 views

What software can draw boxplots?

I'm looking for a program that is capable of drawing such a picture (with all the descriptions as well): I would be very grateful for any suggestion.
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2answers
38 views

Program or computing system [closed]

What programs do you suggest to me such that when introducing a set of numbers, it will answer possible functions that generate them? Different wolfram, neither OEIS. For example, if I input 2, 3, ...
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1answer
24 views

Tangent line to a 3D curve at a given 3D point

I'm trying to compute tangent vector(x,y,z) to a 3D curve(start x1,y1,z1 end x2,y2,z2) at a point (x0,y0,z0). Can anyone tell if this information is sufficient to calculate the tangent vector? If yes ...
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0answers
20 views

BAYESIAN MODELLING: Using R and OpenBUGS fit the (fixed effects) linear model to the data: yi = β0 + β1xi + bzi + i , i ∼ N(0, σres)

The data set ‘Politeness’ contains data from a study on the voice pitch (measured as a frequency) of 84 subjects. Six individuals, three males and three females, were asked to perform some tasks, such ...
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1answer
77 views

Command to compute the number of $5$-colorings of all $(2k, k^2)$-graphs

I would like Sage to compute the number of all $5$-colorings of graphs on $2k$ vertices and $k^2$ edges with clique number 3 for a specified $k \geq 1$. I know how to ask call nauty and ask sage to ...
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0answers
37 views

Software recommendation needed for optimal control

My subject is optimal control of PDE and I want to put optimal control problems in Matlab to be solved but I don't know how to do this. I would be grateful if you could give me some references in that ...
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0answers
20 views

How to calculate weights for pages without Inlinks or Outlinks in WEIGHTED PageRank?

I am trying to implement a variant of PageRank proposed by Wenpu Xing and Ali Ghorbani (see page 4 in the below link) in Matlab. In this variant, the weights require each page to have inlinks from a ...
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1answer
33 views

Venn Diagram tool to help with learning set theory

I want to use Venn Diagrams to help me to develop confidence and skill in set theory, including various proofs. I found this tool online: https://www.wolframalpha.com/widgets/view.jsp?id=...
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0answers
33 views

best software package to numerically solve high order nonlinear ODE boundary value problem

I need to numerically solve a 4th and 5th order nonlinear ODE BVP and I was hoping I could get some advice on the best software package to solve these types of problems. I've used MATLABS bvp4c for ...
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0answers
47 views

Type casting in Magma

I'm doing a Magma implementation of the Camellia block chiper for an university project. I'm facing an annoying problem, I have a sequence, representing a binary value, that I need to convert to an ...
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0answers
88 views

What are some nontrivial things one could do with GAP? [closed]

I'm learning algebra at the undergraduate level and came across the group theory software called GAP. Despite some googling I'm not sure what things one could do with such software that would really ...
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0answers
12 views

What is the way to go from point 1 to 2 while remaining in the region defined by half torus?

Basically this is a trajectory planning problem. As shown in figure below, how can I ensure that in moving from a point (x,y,z) to another point within torus, I don't get out of that torus region? go ...
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1answer
29 views

Evaluating a derivative in gp/pari

Specifically, I'm trying to evaluate the derivative of the Weierstrass P function at a specific point. I know that I can set up a function like the following p(z) = ellwp([1,I],z); Which will ...
2
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1answer
30 views

Can composition of morphisms in a category be carried out on any subgraph of a commutative diagram, in-place?

Here is what the rule looks like to us and how we specify it to the app I'm writing. I was wondering can you take any commutative diagram $J$ and apply this rule to a subgraph matching $A \...
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0answers
41 views

Best software to do big number calculations quickly

I am trying to do some work on some math conjecture. I am testing the conjecture numbers using very large math numbers (1000+ digits ). I am currently using python to test these numbers. In the ...
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3answers
32 views

What will be the input based on the output?

A = 1.0 B = 1.0 C = A / (1-(B/100)) This will give an output as 1.01 What will be the output when A and C are only given? A = 1.0; B = ?; C = 1.01; 1.10 = 1.0 / (1-(? / 100)) What is the answer ...
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0answers
22 views

New coordinates after rotation

Suppose an object originally points to the z-direction, if I rotate it to an arbitrary direction (say,[0.3, 0.4, 0.5]). What are the new coordinates of the points on the objects? Thank you!
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0answers
12 views

looking for graphing app/software which can graph this equation

I have an equation which makes a spiral that I want to print but none of the apps/sites I tried generate enough spiral curves. I want at least 11 curves. I already tried desmos.com and mathstud.io - ...
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1answer
44 views

How to make a list of variables in Magma(computer algebra system)?

In sagemath, for making a list of variables like $ Z=[z00,z01,z02, ... ,z97,z98,z99] $ we can use this code: ...
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0answers
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Is there a certain program with which I could make several substitutions in a very large algebraic expression?

I'm doing some fairly basic (but incredibly messy) mathematics that involves a lot of algebra. I've gotten to a point where I need to substitute certain sets of variables to make the expressions more ...
2
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1answer
41 views

Network analysis of category of groups

I am taking a course in Network Analysis at my university and I would like to do something related to category theory in my home project. To be more precise, I would like to take some amount of finite ...
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1answer
42 views

What software do you use to write limits,integrals,sequences,etc?

I tried using office word and I couldn't copy paste my limits,sequences and I want help.Does anyone know what program can write the functions in bold as you do?I am new in this and I have no idea what ...
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1answer
41 views

Typing mathematical notation [closed]

Somebody please provide me the easiest and fastest way to type mathematical notation, I am new here please help.
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1answer
51 views

Looking for computer package for doing Lie algebras

As it stated in the title I'm looking for specific software for doing computation with Lie algebras. It could be some add-on for wolfram mathematica or for else computing systems. The precise thing I ...
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0answers
35 views

How to write an equation which mapping a square into a sphere?

Let say the curved cells on that sphere actually create a perfect square grid in shadow. Is it possible to write an equation which will mapping the square in 2D into the curved cell in 3D? The ...
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0answers
28 views

Software for calculating simplicial homology (over the integers)

I am interested in looking for a software package that can calculate the homology of simplicial complexes over the integers. (Ideally, written in a "popular" language such as Python, Matlab, etc. I ...
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2answers
46 views

Infinite summation question and i need to make an algorithm for finding the summation?

$$\sum_{n=1}^{\infty} \frac {x^{2n -1}} {2n!}$$ for the algorithm i use == $d=\frac {a_{n}} {a_n - 1}$ And other hint that I have is the for $\sum_{n=1}^{\infty} \frac {x^{2n}} {n!}$ ; $d = \frac{x}...
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0answers
30 views

Hilbert series in Singular

I am new to singular. I would like to compute some Hilbert series using singular. I use the following code. ...
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1answer
29 views

Display results in Macaulay2 using text.

I use Macaulay2 to compute Hilbert series. But the results in Macaulay2 are of the following form: ...
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0answers
28 views

Create a graph / scheme with maths on Linux

i am having a really hard time trying to find a tool to create some easy scheme with mathematic formulas. Something as easy as that, for example: Simple Crypto scheme I'm searching since some ...
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0answers
18 views

Software suggestion for PDE simulation

I want to simulate partial differential equations problems. I tried using OpenFoam, but it won't install in my pc, due to some errors. So, I was hoping if anyone could recommend me a free and Good/...
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1answer
27 views

Two whole numbers n and k . Print k decimal digits of 1 / n .

I have to print these decimal numbers in C++ . But first i need to understand this question mathematically .
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0answers
44 views

How to create math ( Geometry , Analytic Geometry ) worksheets

I apologize if this is not the site for such questions. But I need a software that can create math worksheets in geometry and also adding axes with viewing important points in the plane, basically I ...
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1answer
89 views

Software to generate graphs with specific properties.

Does anyone know if there is any software that can generate graphs and compute their chromatic polynomials? For example, say I want to generate all simple graphs on 8 vertices with 16 edges with ...
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1answer
46 views

Is there little more advanced alternative of “DC Proof”? (it's a proof assistant)

So far I inspected several proof assistant: 1.DC Proof. The closest to my ideal yet still not exactly what I want (although I still have some hope that maybe I'm missing something). I'm glad that it ...
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1answer
29 views

How to better handle simple rectangle collision?

Here's the relevant piece of code: ...
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0answers
19 views

Is there a software for parametric optimization

I am looking for a software that does parametric optimization, I give it known parameters as well as the constraints on unknown variables, and it gives me the best variables in terms of the parameters....
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0answers
129 views

How to generate a Penrose tessellation around a given tile?

Given a starting Penrose tile, I need to build a "spiraling" tessellation around it. The following picture illustrates the request: In this example, the starting tile is a "thin rhombus" (the pink ...