1030 questions

391

views

1

answer

no

votes

2024-03-17 10:22:32 +0100 rburing

How to see the source code of the function distance_graph

• graph-theory
• source

324

views

1

answer

no

votes

2024-03-13 21:38:08 +0100 Max Alekseyev

Integer valued eigenvalues

417

views

1

answer

1

vote

2024-03-11 11:33:22 +0100 rburing

How to add edges while keeping the original graph unchanged

• graphtheory

How to determine whether a graph has l cycles of length k exactly?

• graph
• graph-theory

Calculate the toughness of a graph

• graphtheory

542

views

1

answer

4

votes

2024-03-01 19:31:21 +0100 John Palmieri

Implementing a new class on Sage

• Sage-development
• development

516

views

2

answers

2

votes

2024-02-29 19:50:53 +0100 Max Alekseyev

How define a graph where edges are defined using a condition?

• graphtheory

Generating prime graphs

• is_prime

how display labels edges and color with dictionary? ​

• graph
• edge_labels
• edge_colors

show() for equations is not working

• show

412

views

1

answer

no

votes

2024-02-20 18:37:32 +0100 Max Alekseyev

How to determine if two colorings of a graph are the same?

• graphtheory

90

views

no

answers

no

votes

2024-02-19 19:06:01 +0100 John Palmieri

Generalized quadrangles of order (5,5^2)

• non-isomorphic
• generalized
• quadrangles

289

views

1

answer

no

votes

2024-02-17 05:47:53 +0100 Max Alekseyev

Implementation of BEST theorem

• Eulerian_Circuits
• best
• enumerating
• directed-graphs

1k

views

1

answer

no

votes

2024-02-14 11:44:16 +0100 rburing

"The kernel appears to have died.It will restart automatically." No graphs plotting

• jupyter-kernel
• graphics-library

all_simple_paths generates AttributeError for graphs

• paths
• graphtheory
• possible-bug

plotting origin location

• plot
• origin

796

views

1

answer

no

votes

2024-01-05 13:36:13 +0100 rburing

How to save a list of graphs into a graph6 format file?

• graphtheory

469

views

1

answer

no

votes

2024-01-04 14:22:42 +0100 FrédéricC

listing desired polynomials of given degree

• finite-fields
• irreducibility
• Abstract

919

views

1

answer

no

votes

2023-12-26 12:50:36 +0100 Max Alekseyev

How to find a longest cycle and a longest induced cycle in a graph?

• graphs

533

views

1

answer

no

votes

2023-12-16 20:54:45 +0100 Max Alekseyev

Generate multigraphs with given underlying graph

• graphtheory
• undirected-graphs

Plot a planar graph as a plane graph

• plot
• graph

Incidence graphs of generalised quadrangle and hexagon

implicit_plot shows wrong equation at edge of plot

• implicit_plot
• plotting

Plotting a 3d graph and a 2d contour map on the same plot

• 3dplot
• contours

sage.all is not available; this is a limited REPL. [closed]

• install
• Archlinux

How to plot the real line in SageMath

• plot
• graphics

Digraphs with Sage

• digraph

Obtaining an unmodified latex output via Sage

• digraph

coset graph

• permutation_group
• cosets
• cayleygraph

484

views

1

answer

no

votes

2023-08-28 17:20:32 +0100 Max Alekseyev

find all m-tuples of lists whose union is a given list

• list
• combinatorics