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Theorem and_iff_not_or_not

Modification history

2020-08-17 13:59
src/logic/basic.lean
refactor(logic/basic): classical -> root, root -> decidable (#3812) …
Modified and_iff_not_or_notView on Github →
2017-09-03 20:55
logic/basic.lean
refactor(logic/basic): refactor logic theorems
Modified and_iff_not_or_notView on Github →
2017-07-23 15:16
logic/basic.lean
refactor(*): import content from lean/library/data and library_dev
Added and_iff_not_or_notView on Github →