Erhard Aichinger, Gabor Horvath,
"Congruence preserving expansions of nilpotent algebras"
, in International Journal of Algebra and Computation, 10-2019
Congruence preserving expansions of nilpotent algebras
Sprache des Titels:
We characterize those algebras that have infinitely many polynomially inequivalent expansions among all finite nilpotent algebras of finite type in congruence modular varieties that are direct products of algebras of prime power order.