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Secondary structures, plane trees and Motzkin numbers

T. Došlić
D. Veljan

Sažetak

A bijective correspondence is established between secondary
structures of a given rank and size and plane trees satisfying
certain additional conditions. The correspondence is then used to obtain new combinatorial interpretations of Motzkin numbers in terms of plane trees and Dyck paths.

Ključne riječi

Motzkin numbers; plane trees; secondary structures; Dyck paths

Hrčak ID:

17957

URI

https://hrcak.srce.hr/17957

Datum izdavanja:

7.12.2007.

Posjeta: 2.078 *