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arxiv: math/9904039 · v1 · pith:BTLJI6NN · submitted 1999-04-09 · math.CT · math.AT

Joins for (Augmented) Simplicial Sets

P.J. Ehlers , T. Porter This is my paper

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classification math.CT math.AT
keywords simplicialaugmentedjoinsetsbasecategoryclassicalcomes
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We introduce a notion of join for (augmented) simplicial sets generalising the classical join of geometric simplicial complexes. The definition comes naturally from the ordinal sum on the base simplicial category $\Delta$.

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