Theorem Sym.not_mem_nil

Modification history

2025-05-25 12:30

Mathlib/Data/Sym/Basic.lean

chore(*): not_mem/nmem -> notMem (#25159)

Deleted Sym.not_mem_nil View on Github →

2023-11-18 03:56

Mathlib/Data/Sym/Basic.lean

feat: remove `DecidableEq` argument from `Finset.sym2` (#8211)

Added Sym.not_mem_nil View on Github →