Mathlib v3 is deprecated. Go to Mathlib v4

Def closed

Modification history

2017-08-10 16:41
topology/topological_space.lean
rename open -> is_open, closed -> is_closed
Deleted closedView on Github →
2017-07-23 15:16
topology/topological_space.lean
refactor(*): import content from lean/library/data and library_dev
Added closedView on Github →