Topology and Groups by Marc Lackenby
= Topology and Groups by Marc Lackenby
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By <Marc Lackenby>.
Author-hosted lecture notes: https://people.maths.ox.ac.uk/lackenby/tg050908.pdf
Definitions I.17–I.18, printed pp. 8–9, describe an <abstract simplicial complex> and its <topological realization> by gluing labelled faces of standard simplexes.