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Theorem list.mem_append_of_mem_or_mem

Modification history

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