LAUSR

Relative vertex asphericity

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0 Published in 2020 at "Canadian Mathematical Bulletin"

DOI: 10.4153/s0008439520000454

Abstract: Abstract Diagrammatic reducibility DR and its generalization, vertex asphericity VA, are combinatorial tools developed for detecting asphericity of a 2-complex. Here we present tests for a relative version of VA that apply to pairs of… read more here.

Keywords: asphericity; relative vertex; vertex asphericity;