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243
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
184
views
no
answers
no
votes
2024-02-24 14:31:52 +0100
ny2292000
show() for equations is not working
show
156
views
1
answer
no
votes
2024-02-27 09:01:32 +0100
ortollj
how display labels edges and color with dictionary?
graph
edge_labels
edge_colors
172
views
no
answers
no
votes
2024-02-29 05:26:16 +0100
MBelavadi
Generating prime graphs
is_prime
298
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
286
views
1
answer
4
votes
2024-03-01 19:31:21 +0100
John Palmieri
Implementing a new class on Sage
Sage-development
development
208
views
1
answer
no
votes
2024-03-04 06:27:29 +0100
licheng
Calculate the toughness of a graph
graphtheory
2k
views
1
answer
no
votes
2024-03-06 04:16:51 +0100
licheng
How to determine whether a graph has l cycles of length k exactly?
graph
graph-theory
180
views
1
answer
1
vote
2024-03-11 11:33:22 +0100
rburing
How to add edges while keeping the original graph unchanged
graphtheory
214
views
1
answer
no
votes
2024-03-13 21:38:08 +0100
Max Alekseyev
Integer valued eigenvalues
242
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
157
views
no
answers
no
votes
2024-03-18 09:27:39 +0100
licheng
How to store images of graphs in a PDF?
graphtheory
pdf
212
views
no
answers
1
vote
2024-10-15 05:38:19 +0100
licheng
How to specify dashed edges in SageMath?
graphtheory
391
views
3
answers
no
votes
2024-04-04 09:06:40 +0100
licheng
How to determine there is a k-path between two vertices
graphtheory
149
views
1
answer
no
votes
2024-04-01 12:57:56 +0100
rburing
Reference for cospectral_graphs function?
cospectral
131
views
no
answers
1
vote
2024-04-21 03:43:18 +0100
licheng
Generate all connected graphs of order 12 with matching number of 4
graphtheory
150
views
1
answer
no
votes
2024-05-02 19:53:18 +0100
John Palmieri
Functions source code
graph-theory
source-code
is_isomorphic
is_subgraph
205
views
1
answer
1
vote
2024-05-15 13:26:41 +0100
Emmanuel Charpentier
Incorrect plot
2Dplot
428
views
1
answer
no
votes
2024-05-23 21:38:58 +0100
Max Alekseyev
Connected non-bipartite graphs with a unique perfect matching having highest value of determinant
234
views
1
answer
no
votes
2024-06-10 14:52:09 +0100
eric_g
name 'Graph' is not defined
graphtheory
94
views
1
answer
no
votes
2024-06-24 20:28:12 +0100
Emmanuel Charpentier
Not interactive plot
2Dplot
160
views
1
answer
3
votes
2024-07-02 21:47:38 +0100
tmonteil
vertex labels exceed space and intersect with edges
2Dplot
Elliptic-curves
201
views
3
answers
2
votes
2024-07-15 20:45:00 +0100
vdelecroix
Twin reduction in Graph
graph-theory
159
views
no
answers
no
votes
2024-07-14 13:47:50 +0100
rewi
Does there exists any simple connected graph $G$ of order $n$, such that whenever $\dfrac{\lambda}{k}$ is an eigenvalue of the adjacency matrix of $G$
graph-theory
222
views
1
answer
2
votes
2024-07-21 15:27:52 +0100
rburing
The canonical labels in SageMath are different from those in nauty.
graph-theory
182
views
1
answer
1
vote
2024-07-22 15:58:02 +0100
vdelecroix
Does Sage have a function to determine vertex cuts?
graph-theory
209
views
1
answer
no
votes
2024-07-23 21:16:51 +0100
John Palmieri
Does Sage have a built-in function to output an adjacency list?
graph-theory
143
views
no
answers
no
votes
2024-07-25 21:13:14 +0100
Hisham Bhatti
Is there a way to get the Tait graph from a knot diagram? [closed]
knots
ask-sage
snappy
knot-theory
laplacian
120
views
no
answers
1
vote
2024-07-25 21:13:21 +0100
Hisham Bhatti
Is there a way to get the Tait graph from a knot diagram?
knots
ask-sage
snappy
knot-theory
laplacian
134
views
no
answers
2
votes
2024-07-26 12:17:59 +0100
Gordon
Memory leak in is_planar
memory-leak
is_planar
graphs
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