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Simplicial set

In mathematics, a simplicial set is a sequence of sets with internal order structure (abstract simplices) and maps between them. Simplicial sets are higher-dimensional generalizations of directed graphs.

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Overview

Motivation

Intuition

Formal definition

Examples

The standard n-simplex and the category of simplices

Geometric realization

Singular set for a space

Homotopy theory of simplicial sets

Simplicial objects

History and uses of simplicial sets

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Map overview Semantic statistics

Simplicial set

Nodes81
Edges80
Triples73
Avg. degree1.98
Density0.024691
Components1

How this topic connects Entity context

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Simplicial set

Top relations

related to history · 12
Simplicial set → André, Both, Fields Medal, For, Grothendieck's, In, K-theory, Quillen, Quillen's, Simplicial, These, This
related to Further reading · 9
Simplicial set → Algebraic Topology, Chicago Press, Emily, May, PDF, Peter, Riehl, Simplicial Objects, University
related to Homotopy theory of simplicial sets · 9
Simplicial set → Daniel Quillen, Furthermore, In, It, Kan, One, Quillen, Serre, With
related to Examples · 8
Simplicial set → Concretely, Every, Given, It, NS, NSn, Set, The
related to Geometric realization · 8
Simplicial set → CGHaus, CW, Euclidean, Hausdorff, In, Intuitively, There, To
related to Motivation · 6
Simplicial set → CW, Hausdorff, Most, This, To, While
related to The standard n-simplex and the category of simplices · 6
Simplicial set → By, Delta, In, Nat, The, Yoneda
related to Intuition · 5
Simplicial set → In, Simplicial, The, Two, Unlike
related to Face and degeneracy maps and simplicial identities · 3
Simplicial set → If, Let, The
related to Singular set for a space · 3
Simplicial set → Every, SY, The

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Important terminology

simplicial sets set category maps displaystyle topological space realization homotopy simplices geometric functor defined map one spaces face theory morphisms

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Simplicial setis asequence of sets with internal order structure0.90text
Simplicial setis acategorical0.90text
Simplicial setrelated to ExamplesGiven0.60section
Simplicial setrelated to ExamplesNS0.60section
Simplicial setrelated to ExamplesEvery0.60section
Simplicial setrelated to ExamplesIt0.60section
Simplicial setrelated to ExamplesSet0.60section
Simplicial setrelated to ExamplesConcretely0.60section
Simplicial setrelated to ExamplesNSn0.60section
Simplicial setrelated to ExamplesThe0.60section
Simplicial setrelated to Face and degeneracy maps and simplicial identitiesThe0.60section
Simplicial setrelated to Face and degeneracy maps and simplicial identitiesLet0.60section

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