What are effective descent morphisms of Priestley spaces?

被引:0
|
作者
Janelidze, George [1 ]
Sobral, Manuela [2 ]
机构
[1] Univ Cape Town, Dept Math & Appl Math, ZA-7700 Cape Town, South Africa
[2] Univ Coimbra, Dept Matemat, P-3001454 Coimbra, Portugal
关键词
Effective descent morphism; Priestley space; Stone space; Open map; Distributive lattice; Ordered set; Monadic functor; EFFECTIVE CODESCENT MORPHISMS; QUASIVARIETIES;
D O I
10.1016/j.topol.2014.02.023
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
We discuss the problem formulated in the title. We solve it only in two very special cases: for maps with finite codomains and for maps that are open and order-open, or, equivalently, open and order-closed. (C) 2014 Elsevier B.V. All rights reserved.
引用
收藏
页码:135 / 143
页数:9
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