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Theorem units.is_open

Modification history

2021-03-05 08:42
src/analysis/normed_space/units.lean
chore(analysis/normed_space/units): add `protected`, minor review (#6544)
Deleted units.is_openView on Github →
2020-07-04 08:32
src/analysis/normed_space/units.lean
feat(analysis/normed_space/*): group of units of a normed ring is open (#3210) …
Added units.is_openView on Github →