plural of inverse semigroup

(algebra, group theory) A semigroup in which every element x has an inverse y, such that x = xyx and y = yxy.

(geometry) The branch of geometry concerned with inversion transformations, specifically circle inversions in the Euclidean plane, but also as generalised in non-Euclidean and higher-dimensional spaces.

plural of additive inverse

plural of conceptual inverse

plural of inverse cosine

plural of inverse limit

plural of inverse condemnation

plural of inverse system

plural of multiplicative inverse