Date of Publication:2008-01-01 Hits:
First Author:Jun Wang and Huajun Zhang
Date of Publication:2008-01-01
Journal:Advances in Applied Mathematics
Affiliation of Author(s):数理与信息工程学院
Document Type:期刊
Volume:Vol.41
Issue:No.3
Page Number: 395-406
ISSN No.:0196-8858
Key Words:Log-concavity;Direct;product;of;posets;Normal;poset;Normalized;matching;property;LYM;property
Abstract:We show that q-weighted log-concavity and the strict normalized matching property are preserved under the q-direct product over weighted posets. As consequences, two classes of weighted posets including the finite linear lattices are strictly q-weighted l
Translation or Not:no