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[Merged by Bors] - feat(analysis/convex/gauge): gauge of a convex nhd of zero is continuous #19102

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@urkud urkud commented May 26, 2023

From the Brouwer Fixed Point Theorem project.

Co-authored-by: @Shamrock-Frost


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From the Brouwer Fixed Point Theorem project.

Co-authored-by: @Shamrock-Frost
@github-actions github-actions bot added the modifies-synchronized-file This PR touches a files that has already been ported to mathlib4, and may need a synchronization PR. label May 26, 2023
@urkud urkud added awaiting-review The author would like community review of the PR t-topology Topological spaces, uniform spaces, metric spaces, filters t-analysis Analysis (normed *, calculus) labels May 26, 2023
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bors d+

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bors bot commented May 26, 2023

✌️ urkud can now approve this pull request. To approve and merge a pull request, simply reply with bors r+. More detailed instructions are available here.

@github-actions github-actions bot added delegated The PR author may merge after reviewing final suggestions. and removed awaiting-review The author would like community review of the PR labels May 26, 2023
inv_mul_cancel hx'] at h,
exact lt_irrefl _ h }
end
by rw [← ball_norm_seminorm ℝ, seminorm.gauge_ball, coe_norm_seminorm]
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Nice!

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urkud commented May 26, 2023

bors merge

@github-actions github-actions bot added the ready-to-merge All that is left is for bors to build and merge this PR. (Remember you need to say `bors r+`.) label May 26, 2023
bors bot pushed a commit that referenced this pull request May 26, 2023
…ous (#19102)

From the Brouwer Fixed Point Theorem project.

Co-authored-by: @Shamrock-Frost
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Pull request successfully merged into master.

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@bors bors bot changed the title feat(analysis/convex/gauge): gauge of a convex nhd of zero is continuous [Merged by Bors] - feat(analysis/convex/gauge): gauge of a convex nhd of zero is continuous May 26, 2023
@bors bors bot closed this May 26, 2023
@bors bors bot deleted the YK-gauge branch May 26, 2023 17:48
urkud added a commit to leanprover-community/mathlib4 that referenced this pull request May 28, 2023
urkud added a commit to leanprover-community/mathlib4 that referenced this pull request May 28, 2023
bors bot pushed a commit to leanprover-community/mathlib4 that referenced this pull request May 28, 2023
qawbecrdtey pushed a commit to qawbecrdtey/greedoid-mathlib4 that referenced this pull request Jun 12, 2023
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3 participants