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[Merged by Bors] - feat(Algebra/Homology): the class of quasi-isomorphisms in the homotopy category #9686

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This PR introduces the class of quasi-isomorphisms in the homotopy category of homological complexes.


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namespace HomotopyCategory

/-- The class of quasi-isomorphisms in the homotopy category. -/
def qis : MorphismProperty (HomotopyCategory C c) :=
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I would prefer

Suggested change
def qis : MorphismProperty (HomotopyCategory C c) :=
def quasiIso : MorphismProperty (HomotopyCategory C c) :=

Or do you think the length will quickly become annoying?

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Thanks for the suggestion. I do not think it will be annoying at all. I have made the change both for HomologicalComplex.quasiIso and HomotopyCategory.quasiIso.

@jcommelin jcommelin added awaiting-author A reviewer has asked the author a question or requested changes and removed awaiting-review The author would like community review of the PR labels Feb 8, 2024
@joelriou joelriou removed the awaiting-author A reviewer has asked the author a question or requested changes label Feb 8, 2024
@joelriou joelriou added the awaiting-review The author would like community review of the PR label Feb 9, 2024
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Thanks 🎉

bors merge

@leanprover-community-mathlib4-bot leanprover-community-mathlib4-bot added ready-to-merge This PR has been sent to bors. and removed awaiting-review The author would like community review of the PR labels Feb 9, 2024
mathlib-bors bot pushed a commit that referenced this pull request Feb 9, 2024
…py category (#9686)

This PR introduces the class of quasi-isomorphisms in the homotopy category of homological complexes.
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mathlib-bors bot commented Feb 9, 2024

Pull request successfully merged into master.

Build succeeded:

@mathlib-bors mathlib-bors bot changed the title feat(Algebra/Homology): the class of quasi-isomorphisms in the homotopy category [Merged by Bors] - feat(Algebra/Homology): the class of quasi-isomorphisms in the homotopy category Feb 9, 2024
@mathlib-bors mathlib-bors bot closed this Feb 9, 2024
@mathlib-bors mathlib-bors bot deleted the localization-homotopy-1 branch February 9, 2024 04:56
atarnoam pushed a commit that referenced this pull request Feb 9, 2024
…py category (#9686)

This PR introduces the class of quasi-isomorphisms in the homotopy category of homological complexes.
dagurtomas pushed a commit that referenced this pull request Mar 22, 2024
…py category (#9686)

This PR introduces the class of quasi-isomorphisms in the homotopy category of homological complexes.
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3 participants