Geodesic

Volume 28 (2008) no. 1

Sommaire

Introduction for the special issue in memory of Manfred Schocker
p. 1-2
Trees, set compositions and the twisted descent algebra
p. 3-23
An unpublished theorem of Manfred Schocker and the Patras-Reutenauer algebra
p. 25-42
Primitive elements in the matroid-minor Hopf algebra
p. 43-64
Commutative combinatorial Hopf algebras.
p. 65-95
Coassociative magmatic bialgebras and the Fine numbers.
p. 97-114
The Hopf algebra of uniform block permutations.
p. 115-138
Schur positivity of skew Schur function differences and applications to ribbons and Schubert classes
p. 139-167
Lie powers and Witt vectors
p. 169-187
On fixed points of permutations.
p. 189-218
On the decomposition map for symmetric groups.
p. 219-229
Radical of weakly ordered semigroup algebras.
p. 231-234