A survey of constructions and ideals, which are connected with researches of V.A.Andrunakievich, also with his first works, is presented. A particular attention is given to joining multiplication and quasiregularaty in algebras. In conclusion the problems, with appear, are commented.
Institutul de Matematică Academia de Ştiinţe a Moldovei
str. Academiei 5, Chişinău MD-2028 Moldova