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CochainComplex.mappingCone.quasiIso_descShortComplex
Modification history
2024-06-24 10:09
Mathlib/Algebra/Homology/HomotopyCategory/ShortExact.lean
feat: the mapping cone of a monomorphism, up to a quasi-isomorphism (#13675) …
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CochainComplex.mappingCone.quasiIso_descShortComplex
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