8,625 questions

How to find local minima of multi-parameter function?

• find_minimum

I'm running across some strange syntax error that hasn't occured before I threw the cos function into the differential equation. Below is the code and the error:

• population
• differential_eqns

Isogeny from Two Curves [closed]

• isogenies

Isogeny from Two Curves

• isogenies

meta-question: post formatting

• format
• markdown

20

views

1

answer

no

votes

2020-02-16 05:42:15 -0600 rburing

<symbolic matrix>.simplify_rational() accepts no keywords?

• symbolic-expression
• symbolic-matrix
• simplify_rational

SageMath Tutorials not working inside JupyterLab

• jupyterlab
• MathJax

same-origin errors for SageMath tutorial inside Jupyterlab

• Jupyter
• MathJax

SageMath Installation error

Symbolic expression of `sng()` which isn’t zero at `sgn(0)`

• symbolic-functions
• symbolic
• symbolic-expression

25

views

1

answer

1

vote

2020-02-15 05:29:47 -0600 rburing

I'm having trouble plotting this population differential equation with five particular solutions all on the same graph. Please help.

• population
• differential_eqns

How can you import C++ code into a Jupyter notebook?

• C++
• python
• Jupyter
• function-definition

33

views

2

answers

1

vote

2020-02-14 16:26:28 -0600 rburing

Can't substitute H=dot(a)/a in SageMath

• sagemanifolds
• substitute

179

views

1

answer

3

votes

2020-02-14 16:18:57 -0600 rburing

Substituting a differential equation into an expression

• pde
• algebra

I'm having trouble plotting this population differential equation with five particular solutions all on the same graph. Please help. [closed]

• population
• diffeq

Sage 9.0 build fails at the sagelib step

• sagelib
• ginac
• pynac
• stl

Will graph_editor() ever be supported in Jupyter, or will it eventually be deprecated? .

• graph_editor

How to change the File Format of the view()'s images? (in Windows)

• view

Please include all the codes for solving this problem.

• ask-sage
• ask.sage
• cloud.sagemath

How to show Cube Root in formulas(images) with view()

• CubeRoot

55

views

1

answer

2

votes

2020-02-13 04:14:15 -0600 rburing

Acess bracked elements in free lie algebra element?

• Lie_algebra

17

views

1

answer

1

vote

2020-02-13 03:34:31 -0600 rburing

Lie bracket of derivations over polynomial ring

• vector-fields
• sagemanifolds
• inject_variables

looping of equality function

• for-loop
• equality

AttributeError when defining a metric on a differentiable manifold

• metric
• AttributeError

How to access tree information from Free Lie Algebra elements? [closed]

• Lie_algebra

gen_lengendre_p bug

AttributeError using metric on differential manifold [closed]

• metric
• AttributeError

37

views

1

answer

1

vote

2020-02-12 01:54:44 -0600 rburing

Error while creating augmented matrix: TypeError: unable to convert a to an integer

• linear-algebra

23

views

2

answers

no

votes

2020-02-11 20:08:00 -0600 Juanjo

How to rewrite multivariate polynomial as polynomial on one variable?

• polynomials
• equations
• simplification

Find sphere points in a lattice

• weight_lattices