8157 questions

Cannot transpose the matrix with x.transpose()

• linear-algebra
• transposition

Find a perfect bisimplicial ordering in a faster algorithm

• graph
• graph-theory

Labelling vertices in a displayed polytope

• lattice_polytope
• polytope
• 3dplot
• 3dplots
• plot

215

views

1

answer

1

vote

2024-10-25 21:29:46 +0100 FrédéricC

A limit trivial in polar coordinates cannot be computed in Cartesian coordinates. Why ?

• limit

Obtaining a finite dimensional algebra associated to Lie algebras in QPA

• Lie_algebra

138

views

1

answer

no

votes

2024-10-08 18:33:05 +0100 Max Alekseyev

right_kernel of a symbolic matrix has a division by zero

• matrices
• eigenvectors
• vectorspace
• right_kernel
• substitute

188

views

1

answer

-1

votes

2024-10-09 18:06:37 +0100 Max Alekseyev

How to get the Area of a Dyck path

• DyckWords

Class equation of a group

• finite_group

226

views

1

answer

no

votes

2024-10-05 16:23:57 +0100 Max Alekseyev

Symbolic computation of a series expansion | Cauchy's theorem

• symbolic-integration
• Taylor_expansion
• maxima
• symbolic.expression

119

views

1

answer

1

vote

2024-10-04 21:36:30 +0100 John Palmieri

Symbolic integration with parameter

• symbolic-integration
• division_by_zero
• parameterers

How to contribute C++ binaries to SAGE

• C++
• packages
• pip
• conda

154

views

1

answer

1

vote

2024-10-03 17:20:22 +0100 Max Alekseyev

Limit with variables from array

• limit
• symbolic-expression

Basic operations not working in Multivariate Ring over QQbar

• multivariate
• polynomial

Change of Coords. in Symbolic Comp.

• cartesian
• spherical
• coordinates
• 3_variables

162

views

no

answers

2

votes

2024-09-30 20:41:32 +0100 Max Alekseyev

Checking that a matrix space is invariant with respect to a linear map

• matrices
• beezer
• linear-algebra
• invariant

How to make edges Curve with Plot

mpmath matrix commands integers sage vs python

• sage
• mpmath
• matrices
• intergers

sage only runs as sage's owner

• crash

sage worksheet indexing issues

What's the best symbolic approach to manipulating infinite/truncated power series?

• symbolic
• taylor
• rings

249

views

2

answers

1

vote

2024-09-22 16:37:31 +0100 Max Alekseyev

How to convert a symmetric function into a polynomial on elementary symmetric functions?

• SymmetricFunctions

148

views

1

answer

1

vote

2024-09-19 22:05:39 +0100 John Palmieri

Mapping abstract vector spaces

• vectorspace
• mapping
• Abstract

239

views

1

answer

1

vote

2024-09-20 02:20:26 +0100 Max Alekseyev

How to obtain a linear space from the direct sum of two spaces?

I can not open sage.

• installation

Efficiency SAGE vs GAP

• gap4
• linear-algebra

Polynomial division algorithm

• quotient
• univariate
• polynomials

161

views

no

answers

1

vote

2024-09-12 21:37:35 +0100 Max Alekseyev

width of pretty_print() text output

• pretty_print
• sage-windows
• width

Can one use sagemath to prove an inequality?

• inequality
• proof

Sagemath install from source fails with giac in Ubuntu 24.04

• installation
• ubuntu-24.04

How to find a CM elliptic curve with small integer coefficients?

• Elliptic-curves