1059 questions

Analyzing affine monoids

• affine_monoids
• polyhedral_geometry
• normaliz
• interface

232

views

1

answer

2

votes

2025-10-11 13:03:42 +0100 rburing

Obtaining a Lie algebra from a list of matrices

• liealgebra

243

views

1

answer

no

votes

2025-07-23 04:01:38 +0100 John Palmieri

Bug report: non-unit differential yields wrong homology when using generators=True and base_ring=QQ

• bug
• homology
• chaincomplex
• QQ
• generators

Multivariate polynomial cannot be evaluated at vector despite length being correct

• multivariate
• polynomial
• TypeError

390

views

1

answer

1

vote

2025-06-02 01:20:40 +0100 Max Alekseyev

How to handle a root of unity with symbolic exponents [closed]

• roots-of-unity
• CyclotomicField
• symbolic-variables

Manipulate symbolic vector expressions?

• vector
• expression
• symbolic
• oject

Testing if an object is a Matrix or a Vector

• type
• matrix
• vector
• isinstance

How to move the x-axis ticks to the bottom of the plot frame?

• 2Dplot

How to create homomorphism from the free module ZZ^4 to ZZ[i] , say f(x,y,z,w)= x-iy iz-w and compute its kernel

Solving multiple linear equation in Sagemath

Obtaining a poset from a list of vectors in Sage

• posets

Weird plot of a constant vector field with cylindrical coordinates

• vector-fields
• cylindrical
• 3dplot

317

views

1

answer

2

votes

2025-01-26 09:53:39 +0100 rburing

Iterate over a finite quotient of a multivariate polynomial ring

• finite_ring

316

views

1

answer

no

votes

2025-01-17 16:51:16 +0100 Max Alekseyev

Implementing linear maps and their inverses in SageMath and Magma

• magma
• function-fields
• finite-fields

Finding the centraliser algebra in Sage

• matrices

Solve for integer and real number

• integer

494

views

1

answer

no

votes

2024-12-30 00:47:56 +0100 Max Alekseyev

Obtaining a permutation associated to a matrix

• matrices

Using ClonableIntArray [closed]

• clonableintarray

Attempt:Orthogonal projection of $\mathbb{C}^3$ onto image of linear operator [closed]

• linear-algebra
• orthonormal
• orth_projection
• gram_schmidt
• projection

Compute intersection of cone with lattice?

• cones
• lattices
• number_fields
• geometry
• intersection

213

views

1

answer

no

votes

2024-12-07 14:33:12 +0100 Max Alekseyev

Matrix / Vector multiplication fails

• linear
• algebra

How to simplify Bessel functions ?

• bessel
• Helmholtz
• cylindrical

Labelling vertices in a displayed polytope

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

305

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

How to contribute C++ binaries to SAGE

• C++
• packages
• pip
• conda

267

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

303

views

1

answer

1

vote

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

Mapping abstract vector spaces

• vectorspace
• mapping
• Abstract

Efficiency SAGE vs GAP

• gap4
• linear-algebra

Is it possible to run GAP code in Sage?

• database_gap
• functions
• gap

500

views

1

answer

no

votes

2024-09-11 20:37:29 +0100 Max Alekseyev

Splitting of a (1,-1) square matrix into (0,1) and (0,-1) summands satisfying certain conditions

• matrices
• linear-algebra