The # product in combinatorial Hopf algebras
We show that the # product of binary trees introduced by Aval and Viennot (2008) is in fact defined at the level of the free associative algebra, and can be extended to most of the classical combinatorial Hopf algebras.
| Published in: | Discrete Mathematics & Theoretical Computer Science |
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| Main Authors: | , , |
| Format: | Article |
| Language: | English |
| Published: |
Discrete Mathematics & Theoretical Computer Science
2011-01-01
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| Subjects: | |
| Online Access: | https://dmtcs.episciences.org/2892/pdf |