[Merged by Bors] - feat(geometry/manifold/vector_bundle/basic): smooth vector bundles #17611
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slightly shorter test ci Apply suggestions from code review Co-authored-by: Floris van Doorn <fpvdoorn@gmail.com> clean up `cont_mdiff_on_of_mem_cont_diff_groupoid`
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merged with master. I'll make changes to incorporate my comment, but feel free to already review |
…t delete some changes to this file, but it's hard to figure out if there are any
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| ## Main definitions and constructions | ||
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| * `fiber_bundle.charted_space`: A fibre bundle `E` over a base `B` with model fibre `F` is naturally |
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It looks strange to me that the Lean name has fiber_bundle but the docstring talks of fibre bundle. I would uniformize that (or uniformise that, as you like), maybe in a later PR.
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✌️ hrmacbeth can now approve this pull request. To approve and merge a pull request, simply reply with |
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…17611) Definition of smooth vector bundle, and basic constructions (direct sum, pullback, core construction). Co-authored-by: Floris van Doorn <fpvdoorn@gmail.com> Co-authored-by: Floris van Doorn <fpvdoorn@gmail.com>
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SHA-only updates: * leanprover-community/mathlib#17611 – `CategoryTheory.Sites.Sheaf` already uses `aesop_cat` at this location, nothing to port. * leanprover-community/mathlib#18742 – fiber spelling, which is all of the changes to `Topology.FiberBundle.Trivialization`, is already in mathlib4. * leanprover-community/mathlib#18198 – `FunLike` change to `Data.PEquiv` is already in mathlib4. Substantative forward port: * leanprover-community/mathlib#18520 Co-authored-by: Parcly Taxel <reddeloostw@gmail.com>
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SHA-only updates: * leanprover-community/mathlib#17611 – `CategoryTheory.Sites.Sheaf` already uses `aesop_cat` at this location, nothing to port. * leanprover-community/mathlib#18742 – fiber spelling, which is all of the changes to `Topology.FiberBundle.Trivialization`, is already in mathlib4. * leanprover-community/mathlib#18198 – `FunLike` change to `Data.PEquiv` is already in mathlib4. Substantative forward port: * leanprover-community/mathlib#18520 Co-authored-by: Parcly Taxel <reddeloostw@gmail.com>
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Definition of smooth vector bundle, and basic constructions (direct sum, pullback, core construction).
Co-authored-by: Floris van Doorn fpvdoorn@gmail.com
cont_diff_groupoid#17291smooth_fiberwise_lineargroupoid #17302