Covering theory for graphs of groups
Work
Year: 1993
Type: article
Abstract: A tree action (G, X), consisting of a group G acting on a tree X, is encoded by a 'quotient graph of groups' A=G⧹⧹X. We introduce here the appropriate notion of morphism A→A′= G′⧹⧹X′, that encodes a m... more
Author Hyman Bass
Institution Columbia University
Cites: 8
Cited by: 292
Related to: 10
FWCI: 8.086
Citation percentile (by year/subfield): 99.97
Subfield: Computational Theory and Mathematics
Field: Computer Science
Domain: Physical Sciences
Open Access status: hybrid
APC paid (est): $3,200