Mathlib v3 is deprecated. Go to Mathlib v4

Theorem classical.or_iff_not_imp_left

Modification history

2018-03-21 19:31
logic/basic.lean
chore(logic/basic): protect classical logic theorems …
Deleted classical.or_iff_not_imp_leftView on Github →
2018-03-09 15:55
logic/basic.lean
chore(ring_theory): cleaned up ideals
Added classical.or_iff_not_imp_leftView on Github →