Commit 2022-03-12 02:28 222faeda
View on Github →feat(algebra/group/units_hom): make is_unit.map
work on monoid_hom_class
(#12577)
ring_hom.is_unit_map
and mv_power_series.is_unit_constant_coeff
are now redundant, but to keep this diff small I've left them around.