Theorem HomologicalComplex.cylinder.πCompι₀Homotopy.inrX_nullHomotopy_f

Modification history

2024-01-06 15:29
Mathlib/Algebra/Homology/HomotopyCofiber.lean
feat(Algebra/Homology): the cylinder of a homological complex (#9483) …
Added HomologicalComplex.cylinder.πCompι₀Homotopy.inrX_nullHomotopy_fView on Github →