Article ID Journal Published Year Pages File Type
8904185 Topology and its Applications 2018 40 Pages PDF
Abstract
It is known by results of Dyckerhoff-Kapranov and of Gálvez-Carrillo-Kock-Tonks that the output of the Waldhausen S
- -construction has a unital 2-Segal structure. Here, we prove that a certain S
- -functor defines an equivalence between the category of augmented stable double categories and the category of unital 2-Segal sets. The inverse equivalence is described explicitly by a path construction. We illustrate the equivalence for the known examples of partial monoids, cobordism categories with genus constraints and graph coalgebras.
Related Topics
Physical Sciences and Engineering Mathematics Geometry and Topology
Authors
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