The number of parking functions with center of a given length

Let 1 <= r <= n and suppose that, when the Depth-first Search Algorithm is applied to a given rooted labeled tree on n 1 vertices, exactly r vertices are visited before backtracking. Let R be the set of trees with this property. We count the number of elements of R. For this purpose, we first...

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Bibliographic Details
Main Author: Duarte, R (author)
Other Authors: António Guedes de Oliveira (author), Rui Duarte (author)
Format: article
Language:eng
Published: 2019
Subjects:
Online Access:https://hdl.handle.net/10216/119375
Country:Portugal
Oai:oai:repositorio-aberto.up.pt:10216/119375