Contents

Ars Combinatoria

  • Research article

Direct Sum, Direct Product and Lexicographic Product of Lattices

Zengti Li1
1 Department of Mathematics Langfang Normal College Langfang, 065000, P.R. China
  • Published: 31/07/2011

Abstract

This article discusses the geometricity of the direct sum, direct product and lexicographic products of two lattices, and compute their characteristic polynomials and classify their geometricity.

Citation
Zengti Li. Direct Sum, Direct Product and Lexicographic Product of Lattices[J], Ars Combinatoria, Volume 101. 209-215. .