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feat(topology/algebra/affine): define topological add torsors #13412

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@urkud urkud commented Apr 13, 2022

Define topological_add_torsor. The main reason is to prove lemmas like affine_map.continuous_linear_iff and continuous_line_map under assumptions that are automatically satisfied both by a TVS and a normed add torsor.


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@urkud urkud added help-wanted The author needs attention to resolve issues needs-documentation This PR is missing required documentation awaiting-review The author would like community review of the PR awaiting-CI The author would like to see what CI has to say before doing more work. and removed help-wanted The author needs attention to resolve issues labels Apr 13, 2022
variables {α X : Type*} [topological_space X]

class topological_add_torsor (E : out_param Type*) [out_param (topological_space E)]
[out_param (add_group E)] (P : Type*) [topological_space P]
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My understanding was that the out_params are automatic in the typeclasses here

@leanprover-community-bot-assistant leanprover-community-bot-assistant added the merge-conflict Please `git merge origin/master` then a bot will remove this label. label Apr 17, 2022
@semorrison semorrison added the too-late This PR was ready too late for inclusion in mathlib3 label Jul 16, 2023
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