Title of article
Wilf classification of three and four letter signed patterns Original Research Article
Author/Authors
W.M.B. Dukes، نويسنده , , Ragaa T. Mansour، نويسنده , , A. Reifegerste، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2008
Pages
9
From page
3125
To page
3133
Abstract
We give some new Wilf equivalences for signed patterns which allow the complete classification of signed patterns of lengths three and four. The problem is considered for pattern avoidance by general as well as involutive signed permutations.
Keywords
Forbidden subsequences , Pattern-avoiding permutations , Signed permutations , Signed involutions , Wilf equivalence
Journal title
Discrete Mathematics
Serial Year
2008
Journal title
Discrete Mathematics
Record number
946923
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