Unital k-Restricted Infinity-Operads

Fuente: arXiv
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Auteurs principaux: Dubey, Amartya Shekhar, Liu, Yu Leon
Format: Preprint
Publié: 2024
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author Dubey, Amartya Shekhar
Liu, Yu Leon
author_facet Dubey, Amartya Shekhar
Liu, Yu Leon
contents We study unital $\infty$-operads by their arity restrictions. Given $k \geq 1$, we develop a model for unital $k$-restricted $\infty$-operads, which are variants of $\infty$-operads which has only $(\leq k)$-arity morphisms, as complete Segal presheaves on closed $k$-dendroidal trees, which are closed trees build from corollas with valences $\leq k$. Furthermore, we prove that the restriction functors from unital $\infty$-operads to unital $k$-restricted $\infty$-operads admit fully faithful left and right adjoints by showing that the left and right Kan extensions preserve complete Segal objects. Varying $k$, the left and right adjoints give a filtration and a co-filtration for any unital $\infty$-operads by $k$-restricted $\infty$-operads.
format Preprint
id arxiv_https___arxiv_org_abs_2407_17444
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Unital k-Restricted Infinity-Operads
Dubey, Amartya Shekhar
Liu, Yu Leon
Algebraic Topology
Category Theory
We study unital $\infty$-operads by their arity restrictions. Given $k \geq 1$, we develop a model for unital $k$-restricted $\infty$-operads, which are variants of $\infty$-operads which has only $(\leq k)$-arity morphisms, as complete Segal presheaves on closed $k$-dendroidal trees, which are closed trees build from corollas with valences $\leq k$. Furthermore, we prove that the restriction functors from unital $\infty$-operads to unital $k$-restricted $\infty$-operads admit fully faithful left and right adjoints by showing that the left and right Kan extensions preserve complete Segal objects. Varying $k$, the left and right adjoints give a filtration and a co-filtration for any unital $\infty$-operads by $k$-restricted $\infty$-operads.
title Unital k-Restricted Infinity-Operads
topic Algebraic Topology
Category Theory
url https://arxiv.org/abs/2407.17444