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Theorem list.not_mem_of_not_mem_append_left

Modification history

2017-07-25 13:51
data/list/basic.lean
refactor(*): move in list lemmas, adapt to change in list.union
Deleted list.not_mem_of_not_mem_append_leftView on Github →
2017-07-24 00:42
data/list/basic.lean
refactor(*): move in some nat lemmas …
Added list.not_mem_of_not_mem_append_leftView on Github →