Bipermutahedron and biassociahedron

Abstract

We give a simple description of the face poset of the biassociahedra that generalizes, in a straightforward manner, the description of the faces of the Stasheff's associahedra via planar trees.

25 pages. The introductory section extended and relation to the multiplihedron clarified

Cited by in corpus (1)

• An explicit two step quantization of Poisson structures and Lie bialgebras