Marilena Barnabei (Univ. Bologna, Italy) |
Restricted involutions and Motzkin paths
|
2009-06-16 |
Ana Paula Santana (CMUC/Mat. FCTUC) |
Schur algebras
|
2009-05-26 |
Alessandro Conflitti (CMUC) |
Whitney numbers of order ideals for some interesting classes of posets
|
2009-04-28 |
Igor Pak (School of Mathematics, University of Minnesota) |
Geometry and complexity of partition bijections
|
2009-03-20 |
Ricardo Mamede (CMUC/Mat. FCTUC) |
Introduction to Coxeter Groups
|
2009-02-10 |