homotopy theory, (∞,1)-category theory, homotopy type theory
flavors: stable, equivariant, rational, p-adic, proper, geometric, cohesive, directed…
models: topological, simplicial, localic, …
see also algebraic topology
Introductions
Definitions
Paths and cylinders
Homotopy groups
Basic facts
Theorems
Given an index set I and a matrix , a principal submatrix of is a matrix of the form for some subset.
Created on April 23, 2021 at 19:00:22. See the history of this page for a list of all contributions to it.