6 research outputs found
Hyperquasivarieties
In the paper we consider the notion of hyper-quasi-identities and
hyperquasivarieties as a generalization of the concept of quasi-identity and
quasivariety invented by A. I. Mal'cev.Comment: 8 page
Hyperquasivarieties
We consider the notion of hyper-quasi-identities and hyperquasivarieties, as a common generalization of the concept of quasi-identity and quasivariety invented by A.I. Mal'cev, cf. [10], cf. [5] and hypervariety invented by the authors in [6]