Topic summary
Homotopy groups
Extracted from the Wikipedia article Homotopy group.
A list of methods for calculating homotopy groups
- The long exact sequence of homotopy groups of a fibration.
- Hurewicz theorem, which has several versions.
- Blakers–Massey theorem, also known as excision for homotopy groups.
- Freudenthal suspension theorem, a corollary of excision for homotopy groups.