mathlib

e427a0e5 - feat(set/basic, order/boolean_algebra): generalized `compl_comp_compl` (#14784)

feat(set/basic, order/boolean_algebra): generalized `compl_comp_compl` (#14784) This PR generalizes `compl_comp_compl` to apply whenever there is a `boolean_algebra` instance. We also make the set parameter of `compl_compl_image` explicit.