Posters Scheduled For Tuesday, June 20, 2006

On the complexity of computing Kostka numbers and Littlewood- Richardson coefficients
Hariharan Narayanan

Overpartitions, lattice paths and Rogers-Ramanujan identities
Sylvie Corteel and Olivier Mallet

Bijections of trees arising from Voiculescu's free probability theory
Artur Jez and Piotr Sniady
[Electronic Version of Poster]

Schubert polynomials for the affine Grassmannian
Thomas Lam

Counting unrooted hypermaps on closed orientable surface
Alexander Mednykh and Roman Nedela

Algebraic shifting of cyclic polytopes and stacked polytopes
Satoshi Murai

Macdonald polynomials at roots of unity
Francois Descouens and Hideaki Morita

Enumeration of Bruhat intervals between nested involutions in $S_{n}$
Alessandro Conflitti

Area of Catalan Paths on a Checkerboard
Szu-En Cheng, Sen-Peng Eu and Tung-Shan Fu

The Andrews-Stanley partition function and Al-Salam-Chihara polynomials
Masao Ishikawa and Jiang Zeng

Kazhdan-Lusztig immanants and products of matrix minors, II
Brendon Rhoades and Mark Skandera

A Spectral Approach to Pattern-Avoiding Permutations
Richard Ehrenborg, Sergey Kitaev and Peter Perry

Pieri's Formula for Generalized Schur Polynomials
Yasuhide Numata

Enriched $P$-partitions and peak algebras of types A and B
T. Kyle Petersen

Conjugacy in Permutation Representations of the Symmetric Group
Yona Cherniavsky and Mishael Sklarz

Algebraic structures on Grothendieck groups of a tower of algebras
Huilan Li
[Electronic Version of Poster with guide]

The Chromatic Symmetric Function of Symmetric and Near-Symmetric Caterpillars
Matthew Morin

Statistics on Signed Permutations Groups
Micharl Fire

An algorithm to describe bijections involving Dyck paths
Yvan Le Borgne

On bar partitions and spin character zeros
Christine Bessenrodt

Posters Scheduled For Thursday, June 22, 2006

A new construction of the Loday-Ronco algebra
Maxime Rey

Graded Graphs and Fomin's $r$-correspondences associated to the Hopf Algebras of Planar Binary Trees, Quasi-symmetric Functions and Noncommutative Symmetric Functions
Janvier Nzeutchap

Strong Descent Numbers and Turán Type Theorems
Ron M. Adin and Yuval Roichman

Green polynomials at roots of unity and its application
Hideaki Morita

New results on the combinatorial invariance of KL-polynomials
Federico Incitti

The number of Z-convex polyominoes
Enrica Duchi, Simone Rinaldi and Gilles Schaeffer

A Rook Theory Model for the Generalized p,q-Stirling Numbers of the First and Second Kind
Karen Briggs

Hankel Determinants for Some Common Lattice Paths
Robert Sulanke and Guoce Xin

General Augmented Rook Boards & Product Formulas
Brian Miceli

Some Expansions of the Dual Basis of $Z_{\lambda}$
Amanda Riehl

The $m$-colored composition poset
Brian Drake and T. Kyle Petersen

A general bijection for a class of walks on the slit plane
Philippe Nadeau

Enumerating Bases of Self-Dual Matroids
Molly Maxwell

Classifying ascents and descents with specified equivalences mod k
Jeffrey Liese

A Labelling of the Faces in the Shi Arrangement
Felipe Rincon

Restricted Dumont permutations, Dyck paths, and noncrossing partitions
Alexander Burstein, Sergi Elizalde and Toufik Mansour

Restricted Patience Sorting and Pattern Avoidance
Alexander Burstein and Isaiah Lankham

Octahedrons with equally many lattice points and generalizations
Thomas Stoll and Robert F. Tichy

Pattern avoiding doubly alternating permutations
Erik Ouchterlony

"Elliptic" enumeration of nonintersecting lattice paths
Michael Schlosser