An extension theorem for planar semimodular lattices

被引:9
|
作者
Graetzer, G. [1 ]
Schmidt, E. T. [2 ]
机构
[1] Univ Manitoba, Dept Math, Winnipeg, MB R3T 2N2, Canada
[2] Budapest Univ Technol & Econ, Math Inst, H-1521 Budapest, Hungary
关键词
Principal congruence; Order; Semimodular; Rectangular; ARGUESIAN LATTICES; CONGRUENCES;
D O I
10.1007/s10998-014-0035-2
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
We prove that every finite distributive lattice can be represented as the congruence lattice of a rectangular lattice in which all congruences are principal. We verify this result in a stronger form as an extension theorem.
引用
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页码:32 / 40
页数:9
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