Some Properties of Morphisms in Effect Algebras
Received:April 09, 2007  Revised:March 08, 2008
Key Words: effect algebra   effect morphism   ideal   congruence   adjoint functor.  
Fund Project:the National Natural Science Foundation of China (No.10331010); the Natural Science Foundation of Fujian Province of China (No.2006J0221).
Author NameAffiliation
ZHANG Jian Cheng Department of Mathematics, Quanzhou Normal University, Fujian 362000, China 
WANG Guo Jun Institute of Mathematics, Shaanxi Normal University, Shaanxi 710062, China 
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      In the present paper the properties of morphisms in effect algebras are discussed. The conditions for the morphisms in effect algebras to be join-preservation and meet-preservation are given. From the categorical point of view, some properties of ideals, filters and congruence relations under morphisms are obtained.
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