249 questions

interface to MPFI

• MPFI
• RIF
• RealIntervalField
• interval
• arithmetic

How to define a manifold for representing PDEs in vectorial form?

• manifolds
• pde

A certain polyhedron-related computation: any way to get it quicker?

• polyhedra
• computation_time

How to set a symbolic variable to square to zero?

• symbolic-variables
• simplicial
• differential
• nilpotent-element
• dold-kan

how to obtain the real part of a complex function

• complex-analysis
• real-part
• exponentiation
• matrix

Scale to simple integers

• projective
• homogeneous
• scaling
• scale
• integers

How do you Append a Symbolic Matrix?

• symbolic
• matrix
• controls
• jacobian

Rational quadratic form from invariants

• QuadraticForm
• algebra
• number_theory

"Affine diagonalization algorithm" in n-dimensions?

• algorithm
• diagonalize
• Implementation

Customizing sage objects latex behaviour

• latex
• Jupyter
• Configuration
• typesetting

prove an identity for any integer

• symbolic
• symbolic-expression
• symbolic-variables
• combinatorics

Inverse matrix and basis of subspace

• inverse
• base

743

views

no

answers

1

vote

2022-09-11 08:37:47 +0100 FrédéricC

Tropical Geometry

• AlgebraicGeometry
• combinatorics

Modules over non PID's

• Modules

solving a matrix equation in the integers.

• MixedIntegerLinear
• linear-programming
• linear-algebra

259

views

no

answers

no

votes

2024-04-22 21:53:55 +0100 Max Alekseyev

Finding minimum sub-algebra that contains a set

• linear-algebra
• vectorspace
• sagemath

Boundaries for parametric_plot3d?

• parametric_plot3d
• cloud.sagemath
• bounding-box
• frenet

Plot a 3D figure with different colors of a System of three Equations using SageMath

• system_of_equations

Test for a valid entry in a matrix

• matrix

Information-set decoding(ISD) for linear codes

• ISD
• mceliece
• decoding

Strange behaviour in simplifying a function

• analysis

Kernel dies when working with hyperplane arrangement

• geometry

"triangular" sliders when plotting with @interact ?

• interact
• 2Dplot
• 3D-plots

How can we binarize Reed Solomon Codes?

• coding_theory
• vectorspace
• subspace
• finite-fields
• Reed_Solomon

Pb with unicode character

• unicode

Draw a line 90 degrees to other line

Problems with scipy's optimize

Solving Ax = 0 (non-trivially)

• matrix
• equation-system

Computing basis of local artinian ring as a vector space.

• algebra
• FreeModule

One step linear programming pivot

• linear-programming