Concrete Graph Covering Projections

Hofmeister, Michael (1991) Concrete Graph Covering Projections.
Published in: Ars combinatoria : a Canadian journal of combinatorics Vol. 32. pp. 121-127.

Abstract

A graph covering projection is a local graph homeomorphism. Certain partitions of the vertex set of the preimage graph induce a notion of ''concreteness''. The concrete graph covering projections will be counted up to isomorphism.


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ZAIK Number: zpr89-062
Depositing User: Archive Admin
Date Deposited: 02 Apr 2001 00:00
Last Modified: 24 Oct 2011 09:11
URI: http://e-archive.informatik.uni-koeln.de/id/eprint/62