439 questions

How to calculate element-wise matrix functions in Sage

• elementwise
• matrixfunction
• matrixcomponent

Visualizing softmax

• vector

error using minimize_constrained

• minimize_constrained
• error
• local
• global
• variable

Is it possible to run GAP code in Sage?

• database_gap
• functions
• gap

Sum of two vectors

• vector
• sum
• symbolic
• ring

1k

views

1

answer

no

votes

2020-05-27 20:07:37 +0100 rburing

Warning against a deprecated function

• programming

How to use the divergence of a finite function as the source term of another problem

• FEniCS
• finite
• Element
• method

How to permute strings from two lists (or vectors)

• list

Unflatten a vector

• matrix

312

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

"==" with symbolics is doing unwanted boolean comparison

• equation
• equality
• boolean
• evaluation

483

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

Integer programming bi-indexed variables.

• integer
• programming

Late binding and lazy symbolic thence numeric math

• late_binding
• lazy_evaluation

How to speed up this code

• programming
• matrices

924

views

1

answer

no

votes

2019-06-26 02:01:00 +0100 John Palmieri

wrapping vector class

• wrapper
• class
• vector

How to simulate some particles or points moving with a fluid flow and how to make a plane that intersects with a scalar valued function

List Object not Callable

• matrix
• callable
• list
• vector

499

views

1

answer

no

votes

2022-10-05 17:58:03 +0100 Max Alekseyev

Can't find error in my code

• programming
• matrices

functions with vector inputs

• vector
• function-definition

How to create a vector function (mapping)?

• vector

Defining a function of vector variables

• function-definition
• vectors

Define vector valued function of a vector of symbolic variables?

• vector
• function
• gradient
• multiple_variables
• scipy

How can I define a function with quaternion argument, and other non-vector input

• quaternion
• symbolic-functions
• functions

Multiplying a vector to a list

• dot
• product
• DifferentialForms
• forms
• vector

Function which works with a vector define from outside not from inside

• vector

Evaluating gradient of numerically approximated function

• numerical
• integral
• field
• vector
• gradient

Vector as function from a finite set

• vector
• space

420

views

1

answer

no

votes

2024-06-26 19:21:09 +0100 John Palmieri

Vector field plot of python function

• vector-fields

Solving a system of 18 polynomial equations in sagemath

• polynomial
• equation-system
• equations
• groebner_basis
• groebner