Projectivity and unification in the variety generated by monadic perfect MV -algebras

Author: Ramaz Liparteliani
Co-authors: Revaz Grigolia, Antonio Di Nola
Keywords: Perfect MV-algebra, Monadic MV-algebra, Unification, Projectivity
Annotation:

A description and characterization of free and projective monadic MV -algebras in the variety generated by perfect MV -algebras is given. It is proven that the variety generated by monadic perfect MV -algebras has unitary unification type.