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19932026
Showing 2013 · math.CTShow all

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math.CT2013★ 12 cited

The Catalan simplicial set

Mitchell Buckley, Richard Garner, Stephen Lack +1

The Catalan numbers are well-known to be the answer to many different counting problems, and so there are many different families of sets whose cardinalities are the Catalan number…

math.CT2013

Lawvere theories, finitary monads and Cauchy-completion

Richard Garner

We consider the equivalence of Lawvere theories and finitary monads on Set from the perspective of Endf(Set)-enriched category theory, where Endf(Set) is the category of finitary e…

math.CT2013★ 61 cited

Homotopy theory for algebras over polynomial monads

Michael Batanin, Clemens Berger

We study the existence and left properness of transferred model structures for "monoid-like" objects in monoidal model categories. These include genuine monoids, but also all kinds…

math.CT2013★ 1 cited

Two-dimensional regularity and exactness

John Bourke, Richard Garner

We define notions of regularity and (Barr-)exactness for 2-categories. In fact, we define three notions of regularity and exactness, each based on one of the three canonical ways o…

math.CT2013★ 25 cited

Triangulations, orientals, and skew monoidal categories

Stephen Lack, Ross Street

A concrete model of the free skew-monoidal category Fsk on a single generating object is obtained. The situation is clubbable in the sense of G.M. Kelly, so this allows a descripti…

math.CT2013★ 5 cited

Enriched categories as a free cocompletion

Richard Garner, Michael Shulman

This paper has two objectives. The first is to develop the theory of bicategories enriched in a monoidal bicategory -- categorifying the classical theory of categories enriched in…