Table Of Content

DISCRETE MATHEMATICS VOLUME 157, NUMBERS 1-3, 1 OCTOBER 1996 CONTENTS Preface R.M. Adin A new cubical h-vector T.V. Alekseyevskaya Combinatorial bases in systems of simplices and chambers L. Bessis Harvey—Wiman hypermaps I. Constantineau and G. Labelle Une généralisation automorphe des nombres de Stirling A.D. Lungo, M. Nivat and R. Pinzani The number of convex polyominoes reconstructible from their orthogonal projections J.P. Dubernard and |, Dutour Enumération de polyominos convexes dirigés S. Dulucq and O. Guibert Stack words, standard tableaux and Baxter permutations R. Ehrenborg and M. Readdy Juggling and applications to q-analogues K. Eriksson Reduced words in affine Coxeter groups S. Fereti¢ and D. Svrtan Combinatorics of diagonally convex directed polyominoes J. Galovich and D. White Recursive statistics on words V. Gasharov Incomparability graphs of (3+ 1)-free posets are s-positive R. Haggkvist and J.C.M. Janssen All-even latin squares W.P. Johnson Some applications of the g-exponential formula G. Labelle and P. Leroux Enumeration of (uni- or bicolored) plane trees according to their degree distribution T.K. Lam B, Stanley symmetric functions F. Lazebnik, V.A. Ustimenko and A.J. Woldar A characterization of the components of the graphs D(k, q) A. Nica Crossings and embracings of set-partitions and q-analogues of the logarithm of the Fourier transform DISCRETE MATHEMATICS VOLUME 157, NUMBERS 1-3, 1 OCTOBER 1996 CONTENTS Preface R.M. Adin A new cubical h-vector T.V. Alekseyevskaya Combinatorial bases in systems of simplices and chambers L. Bessis Harvey—Wiman hypermaps I. Constantineau and G. Labelle Une généralisation automorphe des nombres de Stirling A.D. Lungo, M. Nivat and R. Pinzani The number of convex polyominoes reconstructible from their orthogonal projections J.P. Dubernard and |, Dutour Enumération de polyominos convexes dirigés S. Dulucq and O. Guibert Stack words, standard tableaux and Baxter permutations R. Ehrenborg and M. Readdy Juggling and applications to q-analogues K. Eriksson Reduced words in affine Coxeter groups S. Fereti¢ and D. Svrtan Combinatorics of diagonally convex directed polyominoes J. Galovich and D. White Recursive statistics on words V. Gasharov Incomparability graphs of (3+ 1)-free posets are s-positive R. Haggkvist and J.C.M. Janssen All-even latin squares W.P. Johnson Some applications of the g-exponential formula G. Labelle and P. Leroux Enumeration of (uni- or bicolored) plane trees according to their degree distribution T.K. Lam B, Stanley symmetric functions F. Lazebnik, V.A. Ustimenko and A.J. Woldar A characterization of the components of the graphs D(k, q) A. Nica Crossings and embracings of set-partitions and q-analogues of the logarithm of the Fourier transform N. Terai and T. Hibi Some results on Betti numbers of Stanley-Reisner rings M.A.A. van Leeuwen Tableau algorithms defined naturally for pictures J. West Generating trees and forbidden subsequences Research Problems Author index to volume 157