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Theorem not_and_of_not_or_not

Modification history

2018-04-19 04:40
logic/basic.lean
feat(list/basic,...): minor modifications & additions …
Modified not_and_of_not_or_notView on Github →
2017-07-23 15:16
logic/basic.lean
refactor(*): import content from lean/library/data and library_dev
Added not_and_of_not_or_notView on Github →