249 questions

Vector.normalize() function

• vector
• normalize
• L2-norm

Define vector valued function of a vector of symbolic variables?

• vector
• function
• gradient
• multiple_variables
• scipy

Quaternions Missing Important Functionality?

• quaternion
• clifford-algebra
• vector
• matrix
• symbolic

Plotting 2d vector fields – how to delay function evaluation

• function
• plot
• vector_field
• confirmed_issue
• evaluation

apply functions iteratively (modified re-post)

• vector
• loop
• iteration

Polynomial interpolation given a mathematic function f(x), an interval [a,b] and a natural number n

• math
• matrix
• vector
• function

813

views

1

answer

2

votes

2019-09-01 22:09:48 +0100 rburing

Vector valued function: unable to convert to symbolic expression

• vector-fields
• symbolic-expression

use type signature in functions for matrix and vector

• matrix

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

• vector

431

views

1

answer

1

vote

2021-07-22 19:49:55 +0100 John Palmieri

Defining vector partition functions in sage

• partitions

Evaluating gradient of numerically approximated function

• numerical
• integral
• field
• vector
• gradient

Vector as function from a finite set

• vector
• space

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

509

views

1

answer

no

votes

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

Can't find error in my code

• programming
• matrices

1k

views

2

answers

1

vote

2021-03-27 01:06:21 +0100 Juanjo

How to show that two given functions are linearly dependent

• independence
• dependence
• differential_eqns

tree of vectors

• tree
• linear-algebra
• matrices
• heights

find maximum value of F

• max_symbolic
• expressions
• sage
• function

How to speed up this code

• programming
• matrices

Late binding and lazy symbolic thence numeric math

• late_binding
• lazy_evaluation

639

views

2

answers

1

vote

2020-12-17 12:41:03 +0100 Juanjo

minimize_constrained works for f(x,y)=x+y but not for f(x,y)=x

• confirmed_issue

I want my plotting function to treat numbers as numbers, not variables

• linear-algebra
• confirmed_issue
• density_plot

Integer programming bi-indexed variables.

• integer
• programming

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

"==" with symbolics is doing unwanted boolean comparison

• equation
• equality
• boolean
• evaluation

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

An algorithm on root systems' vectors "ValueError: too many values to unpack "

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

• FEniCS
• finite
• Element
• method

Restricting vector field to a subset of a rectangular region

• vector-fields
• dynamical-systems

Efficiency SAGE vs GAP

• gap4
• linear-algebra

How to add two vectors in polar coordinates

• vectors
• cylindrical
• coordinates
• polar