单环的判别式

discriminant of a field generator of a ring automorphism of a ring endomorphism of a ring discriminant of quadratic form right ideal of a ring discriminant of an algebraic equation a simple diet a simple soul simple arbitration of exchange linear array of simple source discriminant of a polynomial radical of a ring techniques of discriminant analysis simple ring discriminant left quasi simple ring quasi-simple ring simple leaf with a pair of stipules at the base as simple as a child parsing a simple-variable declaration