elementary divisor ring Bezout ring 9 neat ring 9 13F99 8 neat range one 6 stable range one 6 clean ring 5 clear ring 4 15A21 3 Hermite ring 3 canonical diagonal form 3 2 13F15 2 19B10 2 Bezout duo-domain 2 Distributive domain 2 divisor of matrices 2 effective ring 2 exchange ring 2 factorization of matrices up to associate 2 finite stable range 2 idempotent of stable range 1 2 minimal prime spectrum 2 pseudo-irreducible elemen 2 ring with elementary reduction of matrices 2 stable range 1 2 stable range two 2 06F20 1 Bezout B−domain 1 Bezout domain 1