European Journal of Combinatorics, Volume 21

Volume 21, Number 1, January 2000

• Combinatorics of Polytopes. 1-
  
• Jim Lawrence:
  Total Polynomials of Uniform Oriented Matroids. 3-12
  
• Tibor Bisztriczky, Gyula Károlyi:
  Subpolytopes of Cyclic Polytopes. 13-17
  
• Christos A. Athanasiadis, Jesús A. De Loera, Victor Reiner, Francisco Santos:
  Fiber Polytopes for the Projections between Cyclic Polytopes. 19-47
  
• Raul Cordovil, Pierre Duchet:
  Cyclic Polytopes and Oriented Matroids. 49-64
  
• Jörg Rambau, Francisco Santos:
  The Generalized Baues Problem for Cyclic Polytopes I. 65-83
  
• Paul H. Edelman, Jörg Rambau, Victor Reiner:
  On Subdivision Posets of Cyclic Polytopes. 85-101
  
• Imre Bárány, Jean-Michel Kantor:
  On the Number of Lattice Free Polytopes. 103-110
  
• Christian Haase, Günter M. Ziegler:
  On the Maximal Width of Empty Lattice Simplices. 111-119
  
• Tamás Fleiner, Volker Kaibel, Günter Rote:
  Upper Bounds on the Maximal Number of Facets of 0/1-Polytopes. 121-130
  
• Warren D. Smith:
  A Lower Bound for the Simplexity of then-Cube via Hyperbolic Volumes. 131-137
  
• Volker Kaibel, Martin Wolff:
  Simple 0/1-Polytopes. 139-144
  
• Paul H. Edelman:
  Ordering Points by Linear Functionals. 145-152
  

Volume 21, Number 2, February 2000

• Enrique Bendito, Angeles Carmona, Andrés M. Encinas:
  Shortest Paths in Distance-regular Graphs. 153-166
  
• Zhou Bo, Bolian Liu:
  New Results on the Common Consequent Index of a Binary Relation. 167-179
  
• Gary Chartrand, Ping Zhang:
  The Geodetic Number of an Oriented Graph. 181-189
  
• Arjeh M. Cohen, Alexandre A. Ivanov:
  Affine Distance-transitive Groups of Dimension One. 191-195
  
• Fokko du Cloux:
  An Abstract Model for Bruhat Intervals. 197-222
  
• Severino V. Gervacio, Hiroshi Maehara:
  Subdividing a Graph Toward a Unit-distance Graph in the Plane. 223-229
  
• Yahya Ould Hamidoune:
  Subsets with a Small Sum II: the Critical Pair Problem. 231-239
  
• Lingling Huang, Gerard J. Chang:
  Circular Chromatic Numbers of Distance Graphs with Distance Sets Missing Multiples. 241-248
  
• Alexandr V. Kostochka, Douglas R. Woodall:
  On the Number of Edges in Hypergraphs Critical with Respect to Strong Colourings. 249-255
  
• Mark Shimozono, Jerzy Weyman:
  Graded Characters of Modules Supported in the Closure of a Nilpotent Conjugacy Class. 257-288
  

Volume 21, Number 3, March 2000

• Béla Bollobás, Alex D. Scott:
  Judicious Partitions of 3-uniform Hypergraphs. 289-300
  
• Ales Drápal:
  Non-isomorphic 2-groups Coincide at Most in Three Quarters of their Multiplication Tables. 301-321
  
• G. Hughes:
  Non-splitting Abelian (4 t, 2, 4 t, 2 t) Relative Difference Sets and Hadamard Cocycles. 323-331
  
• Gareth A. Jones, David B. Surowski:
  Regular Cyclic Coverings of the Platonic Maps. 333-345
  
• Franz B. Kalhoff:
  Oriented Rank Three Matroids and Projective Planes. 347-365
  
• Martin Klazar:
  Counting Pattern-free Set Partitions I: A Generalization of Stirling Numbers of the Second Kind. 367-378
  
• Arieh Lev, Yehuda Roditty:
  On Hering Decomposition ofDK_nInduced by Group Actions on Conjugacy Classes. 379-393
  
• Siaw-Lynn Ng, Peter R. Wild:
  A New Family of Extended Generalized Quadrangles of Order (q + 1, q - 1). 395-406
  
• David B. Surowski, Gareth A. Jones:
  Cohomological Constructions of Regular Cyclic Coverings of the Platonic Maps. 407-418
  

Volume 21, Number 4, May 2000

• Mark S. Anderson, R. Bruce Richter:
  Self-dual Cayley Maps. 419-430
  
• Annetta Aramova, Jürgen Herzog, Takayuki Hibi:
  Finite Lattices and Lexicographic Gro"bner Bases. 431-439
  
• Simeon Ball:
  On Intersection Sets in Desarguesian Affine Spaces. 441-446
  
• Robert Cori, Dominique Rossin:
  On the Sandpile Group of Dual Graphs. 447-459
  
• Peter C. Fishburn, Bernard Monjardet:
  Concordance Graphs. 461-471
  
• Masaaki Harada, Masaaki Kitazume:
  Z₄-Code Constructions for the Niemeier Lattices and their Embeddings in the Leech Lattice. 473-485
  
• Judith Keijsper, Rudi Pendavingh, Alexander Schrijver:
  Adjacency, Inseparability, and Base Orderability in Matroids. 487-502
  
• Andrei Kotlov:
  Bulky Subgraphs of the Hypercube. 503-507
  
• Hiroshi Maehara, Ai Oshiro:
  Piercing Balls Sitting on a Table by a Vertical Line. 509-517
  
• Jirí Matousek:
  On the Linear and Hereditary Discrepancies. 519-521
  
• Jixiang Meng, Bao Ying:
  Normal Minimal Cayley Digraphs of Abelian Groups. 523-528
  
• Carlos Gustavo T. de A. Moreira, Pablo Emanuel:
  An Extremal Problem in the Hypercube and Optimization of Asynchronous Circuits. 529-531
  
• Isabella Novik:
  Lower Bounds for thecd-index of Odd-dimensional Simplicial Manifolds. 533-541
  
• Günter F. Steinke:
  Finite Laguerre Near-planes of Odd Order Admitting Desarguesian Derivations. 543-554
  

Volume 21, Number 5, July 2000

• Leonardo Cangelmi, Paola Cellini:
  Algebraic Hypermap Morphisms. 555-561
  
• Alexander A. Davydov, Patric R. J. Östergård:
  On Saturating Sets in Small Projective Geometries. 563-570
  
• Jeremy M. Dover:
  A Lower Bound on Blocking Semiovals. 571-577
  
• Nicola Durante, Vito Napolitano, Domenico Olanda:
  The Grassmann Space of a Planar Space. 579-584
  
• Tomás Dvorák:
  Chromatic Index of Hypergraphs and Shannon's Theorem. 585-591
  
• Richard Ehrenborg, Einar Steingrímsson:
  Yet Another Triangle for the Genocchi Numbers. 593-600
  
• Markus Fulmek, Christian Krattenthaler:
  The Number of Rhombus Tilings of a Symmetric Hexagon which Contain a Fixed Rhombus on the Symmetry Axis, II. 601-640
  
• Lorenz Halbeisen, Norbert Hungerbühler:
  Reconstruction of Weighted Graphs by their Spectrum. 641-650
  
• Deming Li, Yanpei Liu:
  Maximum Genus, Girth and Connectivity. 651-657
  
• Gennady A. Noskov:
  Growth of Certain Non-positively Curved Cube Groups. 659-666
  
• James G. Oxley, Haidong Wu:
  On the Structure of 3-connected Matroids and Graphs. 667-688
  
• Igor Pak:
  On the Number of Faces of Certain Transportation Polytopes. 689-694
  

Volume 21, Number 6, August 2000

• Michel Deza, Bruno Leclerc:
  Preface. 695-
  
• Hans Jürgen Prömel:
  Obituary Walter Deuber (1942-1999). 697-699
  
• Hans-Jürgen Bandelt, Victor Chepoi:
  Decomposition andl₁-Embedding of Weakly Median Graphs. 701-714
  
• Hans-Jürgen Bandelt, Victor Chepoi, Alexander V. Karzanov:
  A Characterization of Minimizable Metrics in the Multifacility Location Problem. 715-725
  
• Patrice Bertrand:
  Set Systems and Dissimilarities. 727-743
  
• Peter J. Cameron:
  Homogeneous Cayley Objects. 745-760
  
• Victor Chepoi, Feodor F. Dragan:
  A Note on Distance Approximating Trees in Graphs. 761-766
  
• Christian Delhommé, Maurice Pouzet, Norbert Sauer:
  Jump-number of Means on Graphs. 767-775
  
• Michel Deza, Elena Panteleeva:
  Quasi-semi-metrics, Oriented Multi-cuts and Related Polyhedra. 777-795
  
• Michel Deza, Ivo G. Rosenberg:
  n-Semimetrics. 797-806
  
• Michel Deza, Mikhail Shtogrin:
  Uniform Partitions of 3-space, their Relatives and Embedding. 807-814
  
• Jack H. Koolen, Vincent Moulton, Udo Tönges:
  A Classification of the Six-point Prime Metrics. 815-829
  
• Peter J. Cameron:
  Problems on Discrete Metric Spaces. 831-838
  

Volume 21, Number 7, October 2000

• Noga Alon, Raphael Yuster:
  EveryH-decomposition ofK_nhas a Nearly Resolvable Alternative. 839-845
  
• Sergey V. Avgustinovich, Dmitry Fon-Der-Flaass:
  Cartesian Products of Graphs and Metric Spaces. 847-851
  
• Roland Bacher:
  An Equivalence Relation on {0, 1} ^ast. 853-864
  
• Brian Curtin:
  Almost 2-homogeneous Bipartite Distance-regular Graphs. 865-876
  
• Tristan Denley, Roland Häggkvist:
  Completing some Partial Latin Squares. 877-880
  
• Edward Dobson:
  On Solvable Groups and Circulant Graphs. 881-885
  
• R. W. Goldbach, H. L. Claasen:
  The 3-class Association Schemes Connected with Checkered Hadamard Matrices of Order 16. 887-898
  
• Harald Gottschalk:
  On the Geometry of Baer Subplanes inPG(2, 4). 899-912
  
• Mihály Hujter, László Spissich, Zsolt Tuza:
  Sharpness of Some Intersection Theorems. 913-916
  
• Cai Heng Li, Hyo-Seob Sim:
  The Graphical Regular Representations of Finite Metacyclicp-Groups. 917-925
  
• Aleksander Malnic, Roman Nedela, Martin Skoviera:
  Lifting Graph Automorphisms by Voltage Assignments. 927-947
  
• Amitai Regev:
  Generalized Hook and Content Numbers Identities. 949-957
  
• Amitai Regev:
  Generalized Hook and Content Numbers Identities--The Projective Case. 959-966
  
• Chihiro Suetake:
  Some Blocking Semiovals which Admit a Homology Group. 967-972
  
• Chihiro Suetake:
  Two Families of Blocking Semiovals. 973-980
  

Volume 21, Number 8, November 2000

• James A. Davis, Qing Xiang:
  A Family of Partial Difference Sets with Denniston Parameters in Nonelementary Abelian 2-Groups. 981-988
  
• Klaus Dohmen:
  On the Number of Precolouring Extensions. 989-992
  
• Guofei Zhou, Tianxing Yao, Kemin Zhang:
  On Score Sequences ofk-Hypertournaments. 993-1000
  
• Ian P. Goulden, David M. Jackson:
  Transitive Factorizations in the Symmetric Group, and Combinatorial Aspects of Singularity Theory. 1001-1016
  
• James Haglund:
  Further Investigations Involving Rook Polynomials With Only Real Zeros. 1017-1037
  
• Aleksandar Jurisic, Jack H. Koolen:
  Nonexistence of some Antipodal Distance-regular Graphs of Diameter Four. 1039-1046
  
• Anatol N. Kirillov:
  Generalization of the Gale-Ryser Theorem. 1047-1055
  
• Christian M. Reidys:
  Random Subgraphs of Cayley Graphs over p-Groups. 1057-1066
  
• Alex D. Scott:
  Subdivisions of Transitive Tournaments. 1067-1071
  
• Sachiyo Terada:
  A Pair of Families of Non-isomorphic Group Association Schemes with the same Parameters. 1073-1091
  
• Erratum: Preface. 1093-