Login New user?  
Journal of Analysis & Number Theory
An International Journal


Volumes > Vol. 5 > No. 1


A Wilf Class Composed of 7 Symmetry Classes of Triples of 4-Letter Patterns

PP: 19-26
David Callan, Toufik Mansour,
In this paper, we make a contribution to the enumeration of permutations avoiding a triple of 4-letter patterns by establishing a Wilf class composed of 7 symmetry classes.

  Home   About us   News   Journals   Conferences Contact us Copyright naturalspublishing.com. All Rights Reserved