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[Merged by Bors] - feat(CategoryTheory/Triangulated): triangulated functors #9049

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@joelriou joelriou commented Dec 14, 2023

This PR defines the notion of triangulated functors between pretriangulated categories.


(This is only a starting PR about this notion. In the short term, I shall only need the definition of Functor.mapTriangle: Triangle C ⥤ Triangle D in order to define the pretriangulated structure on the homotopy category of cochain complexes in the wip PR #9032.)

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Looks great! Let me know when it is in final form and I can send it off.

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+1

@joelriou
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Thank @mattrobball ! I think this PR is now ready.

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bors merge

@github-actions github-actions bot added ready-to-merge This PR has been sent to bors. and removed awaiting-review labels Dec 14, 2023
mathlib-bors bot pushed a commit that referenced this pull request Dec 14, 2023
This PR defines the notion of triangulated functors between pretriangulated categories.
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mathlib-bors bot commented Dec 14, 2023

Pull request successfully merged into master.

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@mathlib-bors mathlib-bors bot changed the title feat(CategoryTheory/Triangulated): triangulated functors [Merged by Bors] - feat(CategoryTheory/Triangulated): triangulated functors Dec 14, 2023
@mathlib-bors mathlib-bors bot closed this Dec 14, 2023
@mathlib-bors mathlib-bors bot deleted the triangulated-functor branch December 14, 2023 17:50
awueth pushed a commit that referenced this pull request Dec 19, 2023
This PR defines the notion of triangulated functors between pretriangulated categories.
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