Title of article
On the spiral property of the q-derangement numbers
Author/Authors
Xiang-De Zhang، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 1996
Pages
4
From page
295
To page
298
Abstract
We discover the spiral property of the q-derangement numbers arising from q-counting of derangements by the major index. The spiral property implies that the polynomial is unimodal and the maximum coefficient appears exactly in the middle, which confirms a conjecture of Chen and Rota.
Journal title
Discrete Mathematics
Serial Year
1996
Journal title
Discrete Mathematics
Record number
943994
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