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Theorem iff_iff_and_or_not_and_not

Modification history

2020-08-17 13:59
src/logic/basic.lean
refactor(logic/basic): classical -> root, root -> decidable (#3812) …
Modified iff_iff_and_or_not_and_notView on Github →
2018-07-16 19:42
logic/basic.lean
feat(tactic/tauto): improve coverage and performances of tauto (#180)
Added iff_iff_and_or_not_and_notView on Github →