Mathlib Changelog
v4
Changelog
About
Github
Theorem
Equiv.image_swap_of_mem_of_notMem
Modification history
2025-11-23 19:05
Mathlib/Logic/Equiv/Basic.lean
feat(FieldTheory): prerequisites for #31489 (#31875)
Added
Equiv.image_swap_of_mem_of_notMem
View on Github →