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Theorem frontier_closed_ball'

Modification history

2020-07-06 14:12
src/analysis/normed_space/basic.lean
refactor(*): replace nonzero with nontrivial (#3296) …
Modified frontier_closed_ball'View on Github →
2020-05-19 09:58
src/analysis/normed_space/basic.lean
feat(analysis/normed_space): interior of `closed_ball` etc (#2723) …
Added frontier_closed_ball'View on Github →