The strong endomorphism kernel property in Ockham algebras

被引:17
|
作者
Blyth, T. S. [1 ]
Silva, H. J. [2 ]
机构
[1] Univ St Andrews, Math Inst, St Andrews KY16 9SS, Fife, Scotland
[2] Univ Nova Lisboa, Dept Math, P-1200 Lisbon, Portugal
关键词
endomorphism kernel; Ockham algebra; I-point compactification;
D O I
10.1080/00927870801937240
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
An endomorphism on an algebra A is said to be "strong" if it is compatible with every congruence on A; and si is said to have the "strong endomorphism kernel property" if every congruence on si, different from the universal congruence, is the kernel of a strong endomorphism on A. Here we consider this property in the context of Ockham algebras. In particular, for those MS-algebras that have this property we describe the structure of their dual space in terms of 1-point compactifications of discrete spaces.
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页码:1682 / 1694
页数:13
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