Mathlib Changelog
v4
Changelog
About
Github
Theorem
CochainComplex.quasiIsoAt_ιTruncLE
Modification history
2026-03-02 23:05
Mathlib/Algebra/Homology/Embedding/CochainComplex.lean
feat(Algebra/Homology): lemmas and instances for truncation of cochain complexes (#35936)
Added
CochainComplex.quasiIsoAt_ιTruncLE
View on Github →