Surface Embedding of Non-Bipartite $k$-Extendable Graphs

Surface Embedding of Non-Bipartite $k$-Extendable Graphs

Year:    2022

Author:    Hongliang Lu, David G. L. Wang

Annals of Applied Mathematics, Vol. 38 (2022), Iss. 1 : pp. 1–24

Abstract

For every surface, we find the minimum number $k$ such that every non-bipartite graph that is embeddable in that surface is not $k$-extendable. In particular, we construct a family of $3$-extendable graphs which we call bow-tie graphs. This confirms the existence of an infinite number of $3$-extendable non-bipartite graphs that are  embeddable in the Klein bottle.

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Journal Article Details

Publisher Name:    Global Science Press

Language:    English

DOI:    https://doi.org/10.4208/aam.OA-2021-0008

Annals of Applied Mathematics, Vol. 38 (2022), Iss. 1 : pp. 1–24

Published online:    2022-01

AMS Subject Headings:    Global Science Press

Copyright:    COPYRIGHT: © Global Science Press

Pages:    24

Keywords:    Non-bipartite graph matching extension surface embedding.

Author Details

Hongliang Lu

David G. L. Wang