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2022-08-15 20:33:16 +0200 commented question solve causing headaches

Not sure exaclty how solve works. Access its documentation with solve? and its source code with solve??. The optional

2022-08-13 06:07:22 +0200 edited answer Cayley graph side error

The parameter generators you are trying to pass to .cayley_graph() is not the first one (the first one is side), and thu

2022-08-13 06:05:23 +0200 edited question Cannot use SageMath notebooks

Cannot use SageMath notebooks I am having trouble using SageMath notebook. I think it all started when I was installing

2022-08-12 10:35:45 +0200 received badge  Good Answer (source)
2022-08-11 22:31:52 +0200 answered a question How can I reduce the coefficients modulo a certain integer in a matrix of polynomials?

Starting from an already defined matrix, use its change_ring method to produce a matrix over a different ring. Suppose

2022-08-11 09:06:22 +0200 received badge  Nice Answer (source)
2022-08-10 17:25:08 +0200 edited answer Checking whether a polynomial in unimodal

Call C the list of coefficients, removing immediate repeats. Unimodality means there is no decrease-then-increase in C.

2022-08-08 21:53:20 +0200 commented question Numerical Integration of complex functions

It is nice to include an example that works. Can you also include one that does not work?

2022-08-08 21:52:50 +0200 commented question Numerical Integration of complex functions

Welcome to Ask Sage! Thank you for your question.

2022-08-08 21:50:08 +0200 answered a question Compilation fails with "ModuleNotFoundError: No module named 'Cython'"

To compile Sage but not its documentation, use: make build

2022-08-08 21:30:02 +0200 commented question solve causing headaches

@kwaddle -- thanks for providing concrete examples. I made some further edits: deleted some comments after you include

2022-08-08 21:29:00 +0200 edited question solve causing headaches

solve causing headaches I'm working with systems of 10 equations in 14 variables, and for such a system I'd like to know

2022-08-08 13:56:43 +0200 commented question solve causing headaches

@kwaddle -- thanks for providing concrete examples. I made some further edits: deleted some comments after you include

2022-08-08 13:43:36 +0200 edited question solve causing headaches

solve causing headaches I'm working with systems of 10 equations in 14 variables, and for such a system I'd like to know

2022-08-08 08:37:56 +0200 edited question solve causing headaches

solve causing headaches I'm working with systems of 10 equations in 14 variables, and for such a system I'd like to know

2022-08-08 08:23:29 +0200 edited question solve causing headaches

solve causing headaches I'm working with systems of 10 equations in 14 variables, and for such a system I'd like to know

2022-08-04 22:47:14 +0200 answered a question How do I add missing functions?

The height functions you refer to are available as methods of some objects, rather than as functions in the global names

2022-08-04 22:39:15 +0200 answered a question Plot drops exponent when scientific notation appears on the y-axis

Already reported several times, see for instance these related discussions: Sage Trac ticket 31447: list_plot labels d

2022-07-28 11:29:52 +0200 commented question A sageCell question

Can you be more specific as to what you are asking?

2022-07-27 22:12:17 +0200 edited answer Comparing pari.numbpart() and sympy.partition()

Both use the Hardy-Ramanujan-Rademacher formula, see: PARI/GP documentation for numbpart SymPy documentation for npart

2022-07-27 22:11:56 +0200 answered a question Comparing pari.numbpart() and sympy.partition()

Both use the Hardy-Ramanujan-Rademacher formula, see: PARI/GP documentation for numbpart SymPy documentation for npart

2022-07-25 15:27:43 +0200 answered a question Matrix with negative indices

Python uses negative indices to index from the end. So for a 3 by 3 matrix, you can think of the indices as 0, 1, 2 or

2022-07-25 15:22:50 +0200 commented question How do I represent monomial reflection groups?

Also asked as Math Stack Exchange question 4381306).

2022-07-25 11:53:00 +0200 commented answer make PB when installing from source

Provided /usr/local/bin is in your PATH (check that with echo $PATH), you can remove the line alias sage=... from ~/.bas

2022-07-24 11:21:16 +0200 received badge  Nice Answer (source)
2022-07-24 09:20:32 +0200 commented question Polynomial from coefficient vector mod 2

Welcome to Ask Sage! Thank you for your question.

2022-07-24 09:20:06 +0200 answered a question Polynomial from coefficient vector mod 2

Convert the vector to a tuple. Here is an example. Define the polynomial ring: sage: R.<x> = PolynomialRing(GF(

2022-07-24 09:15:55 +0200 edited question Polynomial from coefficient vector mod 2

Polynomial from coefficient vector mod 2 I want to extract the polynomial over GF(2), whose coefficients correspond to a

2022-07-24 07:55:27 +0200 edited answer Mittag-Leffler

There does not seem to be an implementation in Sage. There is an implementation in R in the MittagLeffleR R package.

2022-07-24 07:03:28 +0200 commented question Weyl character formula in Sagemath

Note: also asked as Math Stack Exchange question 4353102: Weyl character formula in SageMath

2022-07-24 06:50:43 +0200 edited question Why, in any equation, are repeated solutions given by Sage only once?

Why, in any equation, are repeated solutions given by Sage only once? In the example var('f, q, r, h, i, g, x, y, z') e

2022-07-23 18:54:41 +0200 edited question Why, in any system of equations, does Sage give repeated solutions only once?

Why, in any system of equations, does Sage give repeated solutions only once? For example, the following system of equat

2022-07-23 18:53:57 +0200 answered a question make PB when installing from source

Renaming the directory where Sage is installed is not supported. Instead, use symlinks. For example, install Sage 9.5

2022-07-23 15:38:04 +0200 answered a question SageMath unable to launch on Windows WSL

Some distributions package the SageMath Jupyter kernel separately. For example, Debian has sagemath and sagemath-jupyte

2022-07-23 15:35:23 +0200 edited answer Mittag-Leffler

There does not seem to be an implementation in Sage. There is an implementation in R in the MittagLeffleR R package.

2022-07-22 20:26:42 +0200 answered a question Mittag-Leffler

There does not seem to be an implementation in Sage. There is an implementation in R in the MittagLeffleR R package. I

2022-07-20 18:48:22 +0200 commented question Simplifying group presentations with the same generators

Ideally, edit your question to include the example. Use a blank line before and after the code block, and indent it by

2022-07-20 12:10:14 +0200 commented question Partitioning a (1,-1)square matrix into (0,-1,1)summand matrices

Question refined at Ask Sage question 63305.

2022-07-20 12:06:42 +0200 commented question Writing a matrix as a sum of matrices

Previously asked as Ask Sage question 60560.

2022-07-20 12:05:49 +0200 commented question Writing a matrix as a sum of matrices

Previously asked as Ask Sage question 60560](https://ask.sagemath.org/question/60560/).

2022-07-20 01:24:40 +0200 edited question Writing a matrix as a sum of matrices

Given a matrix M=matrix(ZZ, [[1, 1, 1, 1], [1, -1, 1, -1], [1, 1, -1, -1], [1, -1, -1, 1]]), write M= A1+A2+A3+A4+A5+A6

2022-07-20 01:24:10 +0200 edited question Writing a matrix as a sum of matrices

Given a matrix M=matrix(ZZ, [[1, 1, 1, 1], [1, -1, 1, -1], [1, 1, -1, -1], [1, -1, -1, 1]]), write M= A1+A2+A3+A4+A5+A6

2022-07-20 01:24:07 +0200 edited question Writing a matrix as a sum of matrices

Given a matrix M=matrix(ZZ, [[1, 1, 1, 1], [1, -1, 1, -1], [1, 1, -1, -1], [1, -1, -1, 1]]), write M= A1+A2+A3+A4+A5+A6

2022-07-18 15:13:18 +0200 answered a question Sagemath Ova download

The Sage "ova" has been discontinued. See the SageMath installation guide for alternative ways to install Sage.

2022-07-16 18:12:18 +0200 commented question Simplifying group presentations with the same generators

Can you provide code for a toy example?

2022-07-14 13:05:40 +0200 commented question Installing an optional huge database package on Arch Linux

Congratulations on creating a package and pushing it to the AUR!

2022-07-09 06:25:59 +0200 edited question Checking if dual of matroid is graphic fails

Checking if dual of matroid is graphic fails I want to check whether the dual of a matroid is graphic. Example: G1 = G

2022-07-09 06:23:19 +0200 edited question Checking if dual of matroid is graphic fails

Checking if dual of matroid is graphic fails I want to check whether the dual of a matroid is graphic. Here's a MWE: G

2022-07-07 18:18:55 +0200 commented question How do you pickle a symbol with a quotient in the subscript?

Note: also asked on sage-devel: sage-devel, 2022-07, latex function and operations with fraction subscripts

2022-07-07 17:57:02 +0200 edited answer r.xyz isn't working anymore? (R Project)

When Sage starts, r is predefined as the R interpreter. (Edit: this does not seem to be the case in CoCalc.) In a new