12470 questions

Bad index in a sublist

• list

Sagemath: Closest_vector not working on mxn matrix when m!=n?

• lattice
• lattices
• integers-moduo-n

Elementwise functions for deep learning

• elementwise
• softmax
• deep-learning
• sigmoid

Splitting a matrix

• matrix
• algebra
• combinations

How to build a generating series

• generating_function
• power_series

How to find the degree of a polynomial

• polynomial
• degree

Why am I getting a type error when I attempt to take the projective closure of this intersection?

• TypeError
• curve
• projective
• affine
• intersection

How we can solve a difference equations in Sagemath. Please suggest some references for it.

• difference-equation

How to convert linear system to matrix form

• convert
• sagemath
• equation
• linear
• matrix

520

views

no

answers

no

votes

2021-04-06 08:07:49 +0100 RaymondChou

X/(1-q) Plethystic Substitution

• plethysm
• plethystic
• SymmetricFunctions

Maxima wants to know whether %k1 is positive or negative

• assume
• differential_eqns
• sage
• maxima
• error

278

views

no

answers

no

votes

2021-04-07 17:05:15 +0100 56phil

cannot build gmp using sage.9.3.rc2 source

• gmp
• 9.3.rc3
• build
• AppleSilicon
• mac-OS11

Question about displaying graph

• graphs

Some @interact questions

• interaction

RecursionError long lists

• RecursionError

Simplify factorials Question [closed]

Is there a way to compute the "correct" distributional answer, -4*pi*dirac_delta(r), as the Laplacian of 1/r (in spherical coordinates on Euclidean space)?

• manifolds
• sagemanifolds
• dirac_delta

How to find and plot both steady periodic solution and actual solution?

• differential_eqns
• periodic
• periodic_eqns

Pickling fast_callable wrappers

• fast_callable
• pickle

Moving a shift entered result as a code in another file

• transfer
• storage
• PolynomialRing
• Code

985

views

1

answer

no

votes

2021-04-16 19:17:37 +0100 rburing

Cannot evaluate symbolic expression to a numerical value

• solve
• error
• numerical
• equations
• equation

Reset interact control between two uses

• interact
• control

Running a for cycle in parallel

• parallelization
• for-loop
• optimization

Why don't log rules work for symbolic values?

• logarithms
• symbolic-variables

How to install sage to one existing virtualenv?

• installation

hypothetical bug on nonlinear system output

• bug
• nonlinear-system

349

views

1

answer

no

votes

2021-04-23 03:49:05 +0100 Max Alekseyev

Rounding up to the nearest integer that’s congruent to k mod N

• abelian_group
• Elliptic-curves
• math

Find the point of intersection between an arc and a conical surface.

• 3d
• geometry

How to combine bin packing with graph theory?

• binpacking
• graphtheory

Matrix solutions to $A^k + B^k = C^k$