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Theorem open_inter

Modification history

2017-08-10 16:41
topology/topological_space.lean
rename open -> is_open, closed -> is_closed
Deleted open_interView on Github →
2017-08-10 16:36
topology/topological_space.lean
construct reals as complete, linear ordered field
Modified open_interView on Github →
2017-07-23 18:29
topology/topological_space.lean
refactor(*): use 'lemma' iff statement is private
Modified open_interView on Github →
2017-07-23 15:16
topology/topological_space.lean
refactor(*): import content from lean/library/data and library_dev
Added open_interView on Github →