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 circle inversion

plural of additive inverse

(law) The taking of private property by the government without providing compensation, thus forcing the previous owner to file a lawsuit against the government to recover the value of the property taken.

plural of inversive geometry

plural of inverse matrix

(chemistry) The inversion of a chiral center in a molecule in a chemical reaction, converting the configuration of the molecule from one enantiomeric form to the other.

plural of Walden inversion