217 questions

How does sagemath solve X*a*b+Y*a+Y*b+Z mod N = 0 knowing X,Y,Z,N without factoring N? Is there a computationally efficient way to solve this?

• modular_equation

Solving a system by resultant computations

• resultant

Change of Coords. in Symbolic Comp.

• cartesian
• spherical
• coordinates
• 3_variables

501

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

Issue porting solve utility from sympy to sagemath

Lazily solving equations in powerseries rings over finite fields

• lazy
• formal-power-series

1k

views

2

answers

no

votes

2024-03-04 19:53:49 +0100 Max Alekseyev

How to solve system of equations in polynomial ring over GF with a different variables

• finite-fields
• algebraic_equations
• symbolic-expression
• InfPolynomialRing

Modular Forms

• modular_forms
• hecke_operator
• eta_products
• p-adic

Solving a linear system of equations depending of a parameter

• linear_systems
• equation-system
• parameter

if we know that the vectors are dependant i need to determine the relation between v9 = vector([0, 0, -2, 0, 4, -2, 12, 8, -18]) and the following vectors

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

• manifolds
• pde

How to compute in exterior powers of a ring

• Modules
• ExteriorAlgebra
• FreeModule
• SparseMatrix

Solving matrix equation over extension field with solutions in the base field

solve function output function of variable for which to solve

• solve
• bug

Cannot solve simple equations with trig functions?

• trigonometric
• fsolve

Generating Gabidulin codes

Plot the intersection of two surfaces

• plot3d

Special linear group of finite ring is finite

• groups
• Subgroups
• ideals

Switching coordinate charts mid-integration with solve_across_charts

• sagemanifolds
• integrated_geodesic
• geodesics
• coordinates

How to get result - diophantines equation

• diophantine

plot the the intersection of two surfaces in 3d, use of a special colour for the intersection

• 3D-plots

Equation solution returns unequal values for supposedly equal variables

• symbolic-functions
• symbolic-expression
• solver

596

views

2

answers

2

votes

2022-07-13 20:44:32 +0100 Juanjo

Parametric surface with the range of one variable depending on the other variable

• parametric_plot3d

1k

views

1

answer

no

votes

2022-06-07 12:23:08 +0100 Sébastien Palcoux

Fastest way to solve non-negative linear diophantine equations

• quick
• diophantine
• linear_equations
• positive
• partition

Integers, or "Integers"?

• diophantine
• symbolic-expression

1k

views

1

answer

no

votes

2022-03-13 21:21:57 +0100 Max Alekseyev

Solve system of symbolic binary nonlinear equations

• grobner-basis
• binary

implicit plot 3d for a triangle

implicit3D region

337

views

3

answers

no

votes

2022-03-01 14:09:26 +0100 ErWinz

interfaces of SageMaths

Solve with the assumption z!=0

• equation