**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**

An *associated graded vector space* is an associated graded object in a category Vect of vector spaces.

Created on November 25, 2019 at 14:21:35. See the history of this page for a list of all contributions to it.