Document details

Morita equivalence of many-sorted algebraic theories

Author(s): Adámek, Jirí cv logo 1 ; Sobral, Manuela cv logo 2 ; Sousa, Lurdes cv logo 3

Date: 2006

Persistent ID: http://hdl.handle.net/10316/4616

Origin: Estudo Geral - Universidade de Coimbra


Description
Algebraic theories are called Morita equivalent provided that the corresponding varieties of algebras are equivalent. Generalizing Dukarm's result from one-sorted theories to many-sorted ones, we prove that all theories Morita equivalent to an S-sorted theory are obtained as idempotent modifications of . This is analogous to the classical result of Morita that all rings Morita equivalent to a ring R are obtained as idempotent modifications of matrix rings of R. http://www.sciencedirect.com/science/article/B6WH2-4J90W7G-5/1/0839dedc456f778417d11b1bb6088ccb
Document Type Article
Language English
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