# All Questions

32 views

### I have trouble in sorting a matrix in wolfram mathematica [duplicate]

I have an array of five elements, I have to make permutations of 3 elements. I have my code: A = {1, 2, 3, 4, 5}; n = Permutations[A, {3}]; Now I have to sort ...
203 views

### Parametrize a circle as a tube?

I have this code: ...
82 views

### How to determine why Solve[] failed?

I don't know what to make of Solve[] failing on this: ...
65 views

### Export to MX seems to corrupt the in-memory Dataset

I have a function that does a large number of calculations (by calling out to other smaller functions), and then builds a large Dataset object. Then I do two ...
555 views

### How is it possible to check if a function is even or odd?

I tried it like this: ...
66 views

### Bug (?) in Mathematica in Derivative of function with Abs [duplicate]

I encountered a weird problem with Derivatives in Mathematica, see the following code: ...
404 views

133 views

### make trace of a matrix listable?

I have a list of 2 by 2 matrices and I want the list of their traces. I have been using Map[Tr,mylistofmatrices] But I wonder if there is a way to make ...
59 views

### NSolve Duration for simultaneous equations solving

At the moment I am asking myself why mathematica gets to point of needing enormous amount of time to solve equations like these when one more "row" or "colum" or both was added in this equations ...
149 views

### LogisticSigmoid residue bug?

Bug introduced in 10.0 and fixed in 10.2.0 On version 10.0 for arm: Residue[LogisticSigmoid[z],{z,I Pi}] gives 0 not 1. ...
31 views

### How to use PageBreakPalette?

I would like to use PageBreakPallete from http://library.wolfram.com/infocenter/TechNotes/4094/ I did ...