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Algorithmic questions concerning isomorphism testing. A prime example is the graph isomorphism problem, which is to decide if two input graphs are isomorphic. This tag may also be used for isomorphism testing between other objects (such as groups).

1 vote
0 answers
122 views

Isomorphism with fixed number of Permutations [closed]

Suppose, I have a fixed number of permutations for each sub-graph to determine isomorphism of whole graph. Is it possible to determine efficiently ? For example, $G, H$ are isomorphic graphs. For …
Michael's user avatar
  • 267
2 votes
1 answer
377 views

Graph Isomorphism for Triangle Free graph

Is there any specific computational complexity result of Graph Isomorphism for Triangle Free graphs? Anything close to the subject will help and of course, I have searched Google.
Michael's user avatar
  • 267
1 vote
0 answers
235 views

"Graph Individualization"[ reference request] [closed]

Context: I am studying Weisfeiler Lehman method(WL method) and have clear idea about 1 and 2 dimensional WL method. I was wondering about the individualization process described below- Individualiz …
Michael's user avatar
  • 267
3 votes
0 answers
539 views

Partitioning graph for Graph Isomorphism [closed]

Motivation: I am studying the graph isomorphism problem. I am trying to construct a partitioning method to reduce search cases . Construction: $G$ is an $r$ regular graph, $k$ connected (not a comple …
Michael's user avatar
  • 267