A SYNTACTIC CHARACTERIZATION OF MORITA EQUIVALENCE.

We characterize Morita equivalence of theories in the sense of Johnstone in terms of a new syntactic notion of a common definitional extension developed by Barrett and Halvorson for cartesian, regular, coherent, geometric and first-order theories. This provides a purely syntactic characterization of...

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Publicado en:	Journal of Symbolic Logic Vol. 82; no. 4; pp. 1181 - 1199
Autor principal:	TSEMENTZIS, DIMITRIS
Formato:	Artículo
Publicado:	Cambridge University Press Dec2017
Materias:	Topoi (Mathematics) Mathematical category theory Model theory Algorithmic randomness Applied mathematics Algebraic logic
Acceso en línea:	Ver este registro en EBSCOhost