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Theorem open_ball_eq_empty_of_nonpos

Modification history

2018-01-19 16:18
analysis/metric_space.lean
feat(data/real,*): supporting material for metric spaces
Deleted open_ball_eq_empty_of_nonposView on Github →
2017-08-26 15:40
topology/metric_space.lean
feat(topology): port metric space from lean2
Added open_ball_eq_empty_of_nonposView on Github →