European Journal of Combinatorics, Volume 22

Volume 22, Number 1, January 2001

• Paul N. Balister, Béla Bollobás, Oliver Riordan, Alex D. Scott:
  Alternating Knot Diagrams, Euler Circuits and the Interlace Polynomial. 1-4
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• Margaret M. Bayer, Gábor Hetyei:
  Flag Vectors of Eulerian Partially Ordered Sets. 5-26
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• Curtis D. Bennett:
  A Topological Characterization of End Sets of a Twinning of a Tree. 27-35
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• Johannes Gmainer:
  Pascal's Triangle, Normal Rational Curves, and their Invariant Subspaces. 37-49
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• Nicholas Hamilton, Rudolf Mathon:
  Existence and Non-existence ofm-systems of Polar Spaces. 51-61
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• William M. Kantor:
  Note on GMW Designs. 63-69
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• Weifan Wang, Ko-Wei Lih:
  Choosability, Edge Choosability, and Total Choosability of Outerplane Graphs. 71-78
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• Václav Linek:
  Note Concerning an Odd Langford Sequence. 79-83
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• András Lukács, Norbert Seifter:
  Finite Contractions of Graphs with Polynomial Growth. 85-90
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• Ryuzaburou Noda:
  Some Bounds for the Number of Blocks. 91-94
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• Ryuzaburou Noda:
  Some Bounds for the Number of Blocks II. 95-100
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• Huang Yi Ru, Yang Jian Sheng:
  New Upper and Lower Bounds for Ramsey Numbers. 101-105
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• Satoshi Yoshiara:
  On a Family of Planes of a Polar Space. 107-118
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• Thomas Zaslavsky:
  Supersolvable Frame-matroid and Graphic-lift Lattices. 119-133
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Volume 22, Number 2, February 2001

• Jürgen Bierbrauer, Antonio Cossidente, Yves Edel:
  Caps on Classical Varieties and their Projections. 135-143
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• Rieuwert J. Blok:
  Far from a Point in the F ₄ (q)Geometry. 145-163
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• Raul Cordovil, Gwihen Etienne:
  A Note on the Orlik-Solomon Algebra. 165-170
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• Katsuyuki Hanano:
  A Construction of Two-dimensional Buchsbaum Simplicial Complexes. 171-178
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• Marie-Claude Heydemann, Nausica Marlin, Stéphane Pérennes:
  Complete Rotations in Cayley Graphs. 179-196
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• Vilas S. Kharat, B. N. Waphare:
  Reducibility in Finite Posets. 197-206
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• Weimin Li, Jianfei Chen:
  Endomorphism--Regularity of Split Graphs. 207-216
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• Osvaldo Marrero, Paul C. Pasles:
  Row Coincidences in Nonsingular Binary Matrices. 217-224
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• Francesca Merola:
  Orbits onn-tuples for Infinite Permutation Groups. 225-241
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• Roman Nedela, Martin Skoviera:
  Regular Maps on Surfaces with Large Planar Width. 243-262
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• Laurent Vuillon:
  A Characterization of Sturmian Words by Return Words. 263-275
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Volume 22, Number 3, March 2001

• József Balogh, Béla Bollobás, David Weinreich:
  The Penultimate Rate of Growth for Graph Properties. 277-289
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• Marco Buratti:
  Abelian 1-Factorizations of the Complete Graph. 291-295
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• Dominique de Caen, Edwin R. van Dam:
  Fissioned Triangular Schemes via the Cross-ratio. 297-301
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• J. Deutsch, P. H. Fisher:
  On Strongly Regular Graphs with^mu = 1. 303-306
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• David Forge, Jorge L. Ramírez Alfonsín:
  On Counting the k-face Cells of Cyclic Arrangements. 307-312
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• Dongsu Kim, Jiang Zeng:
  A Combinatorial Formula for the Linearization Coefficients of General Sheffer Polynomials. 313-332
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• Dragan Marusic, Primoz Potocnik:
  Semisymmetry of Generalized Folkman Graphs. 333-349
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• Emerson L. Monte Carmelo:
  A Connection Between Coding Theory and Polarized Partition Relations. 351-356
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• Gloria Rinaldi:
  Inversive Planes, Minkowski Planes and Regular Sets of Points. 357-363
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• Mark Shimozono:
  A Cyclage Poset Structure for Littlewood-Richardson Tableaux. 365-393
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• Mark Shimozono:
  Multi-atoms and Monotonicity of Generalized Kostka Polynomials. 395-414
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• Zhi-Wei Sun:
  Exactm-covers of Groups by Cosets. 415-429
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Volume 22, Number 4, May 2001

• Ron M. Adin, Yuval Roichman:
  The Flag Major Index and Group Actions on Polynomial Rings. 431-446
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• Laura Bader, Dina Ghinelli, Tim Penttila:
  On Monomial Flocks. 447-454
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• James Barker Coykendall IV, J. Dover:
  Sets with few Intersection Numbers from Singer Subgroup Orbits. 455-464
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• Andreas W. M. Dress, Katharina T. Huber, Jacobus H. Koolen, Vincent Moulton:
  Six Points Suffice: How to Check for Metric Consistency. 465-474
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• Richard Ehrenborg, Masahiro Hachimori:
  Non-constructible Complexes and the Bridge Index. 475-491
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• Peter Engel, Viatcheslav P. Grishukhin:
  An Example of a Non-simplicialL-type Domain. 491-496
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• Stephen P. Glasby:
  Using Recurrence Relations to Count Certain Elements in Symmetric Groups. 497-501
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• Toru Ishihara:
  Enumeration of Hypergraphs. 503-509
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• Andrei Kotlov:
  Minors and Strong Products. 511-512
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• Weijun Liu, Huiling Li, Chungui Ma:
  Suzuki Groups and 2- (v, k, 1) Designs. 513-519
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• Deirdre Luyckx:
  Blocking (n- 2)-dimensional Subspaces onQ(2n, q). 521-528
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• Antonio Pasini, Satoshi Yoshiara:
  On a New Family of Flag-transitive Semibiplanes. 529-546
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• Antonio Pasini, Satoshi Yoshiara:
  New Distance Regular Graphs Arising from Dimensional Dual Hyperovals. 547-560
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• Yang Jian Sheng, Huang Yi Ru, Zhang Ke Min:
  R(C₆, K₅) = 21andR(C₇, K₅) = 25. 561-567
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• Shinji Tanimoto:
  An Operator on Permutations and its Application to Eulerian Numbers. 569-576
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Volume 22, Number 5, July 2001

• Raul Cordovil, Michel Las Vergnas:
  Foreword. 577-
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• Laura Anderson:
  Representing Weak Maps of Oriented Matroids. 579-586
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• Eric Babson, Lukas Finschi, Komei Fukuda:
  Cocircuit Graphs and Efficient Orientation Reconstruction in Oriented Matroids. 587-600
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• Jürgen Bokowski, Susanne Mock, Ileana Streinu:
  On the Folkman-Lawrence Topological Representation Theorem for Oriented Matroids of Rank 3. 601-615
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• Jürgen Bokowski, Holger Rohlfs:
  On a Mutation Problem for Oriented Matroids. 617-626
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• Richard F. Booth:
  Oriented Lagrangian Orthogonal Matroid Representations. 627-638
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• Richard F. Booth, Alexandre V. Borovik, Israel M. Gelfand, Neil White:
  Oriented Lagrangian Matroids. 639-656
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• André Bouchet:
  Multimatroids III. Tightness and Fundamental Graphs. 657-677
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• Jack Edmonds:
  Redundancy and Helly. 679-685
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• Michael Falk:
  Combinatorial and Algebraic Structure in Orlik-Solomon Algebras. 687-698
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• David Forge, Michel Las Vergnas:
  Orlik-Solomon Type Algebras. 699-704
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• David Forge, Michel Las Vergnas, Peter Schuchert:
  10 Points in Dimension 4 not Projectively Equivalent to the Vertices of a Convex Polytope. 705-708
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• Michel Las Vergnas:
  Active Orders for Matroid Bases. 709-721
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• Jorge L. Ramírez Alfonsín:
  Lawrence Oriented Matroids and a Problem of McMullen on Projective Equivalences of Polytopes. 723-731
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• Jean-Pierre Roudneff:
  Partitions of Points into Simplices withk-dimensional Intersection. Part I: The Conic Tverberg's Theorem. 733-743
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• Jean-Pierre Roudneff:
  Partitions of Points into Simplices withk-dimensional Intersection. Part II: Proof of Reay's Conjecture in Dimensions 4 and 5. 745-765
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• Francisco Santos:
  Realizable but not Strongly Euclidean Oriented Matroids. 767-776
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Volume 22, Number 6, August 2001

• Brian Alspach, Yusheng Qin:
  Hamilton-Connected Cayley Graphs on Hamiltonian Groups. 777-787
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• Alexandre V. Borovik, Israel M. Gelfand, Neil White:
  Representations of Matroids in Semimodular Lattices. 789-799
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• Robert M. Erdahl, Konstantin A. Rybnikov, Sergei S. Ryshkov:
  On Traces ofd-stresses in the Skeletons of Lower Dimensions of Piecewise-lineard-manifolds. 801-820
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• Clara Franchi:
  On Permutation Groups of Finite Type. 821-837
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• Willem H. Haemers, Edward Spence:
  The Pseudo-geometric Graphs for Generalized Quadrangles of Order (3, t). 839-845
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• Hiroshi Maehara, Ai Oshiro:
  Cutting a Bunch of Grapes by a Plane. 847-853
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• János Pach, Micha Sharir:
  Radial Points in the Plane. 855-863
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• Zoltán Szigeti:
  On Generalizations of Matching-covered Graphs. 865-877
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• Joseph A. Thas:
  A Result on Spreads of the Generalized Quadrangle T₂(_O), with Oan Oval Arising from a Flock, and Applications. 879-886
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Volume 22, Number 7, October 2001

• George E. Andrews, Peter Paule, Axel Riese:
  MacMahon's Partition Analysis: The Omega Package. 887-904
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• Muhammad Ashiq, Qaiser Mushtaq, Tariq Maqsood, Muhammad Aslam Noor:
  The Quotients of G^{4, 5, 120}. 905-909
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• Laura Bader, Antonio Cossidente, Marialuisa J. de Resmini:
  Holey Segre Varieties. 911-919
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• Evgenii P. Baranovskii, Viatcheslav P. Grishukhin:
  Non-rigidity Degree of a Lattice and Rigid Lattices. 921-935
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• Stefan Blum:
  Base-sortable Matroids and Koszulness of Semigroup Rings. 937-951
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• Yaojun Chen, Yunqing Zhang, Kemin Zhang:
  An Ore-type Condition for Cyclability. 953-960
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• Anders Claesson:
  Generalized Pattern Avoidance. 961-971
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• Bart De Bruyn:
  Glued Near Polygons. 973-981
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• San Ling, Patrick Solé:
  Type II Codes OverF₄ + uF₄. 983-997
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• Tomasz Luczak, Tomasz Schoen:
  Sum-Free Subsets of Right Cancellative Semigroups. 999-1002
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• Harm Pralle:
  A Remark on Non-Uniform Hyperplanes of Finite Thick Dual Polar Spaces. 1003-1007
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• Ian M. Wanless:
  Answers to Questions by Dénes on Latin Power Sets. 1009-1020
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Volume 22, Number 8, November 2001

• Michael H. Albert, Robert E. L. Aldred, Mike D. Atkinson, Chris C. Handley, Derek A. Holton:
  Permutations of a Multiset Avoiding Permutations of Length 3. 1021-1031
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• Robin Chapman:
  Conference Matrices and Unimodular Lattices. 1033-1045
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• Antonio Cossidente, Alessandro Siciliano:
  On the Geometry of Hermitian Matrices of Order Three Over Finite Fields. 1047-1058
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• Luca Ferrari:
  Polynomial Rings in Which Delta Operators are Derivations. 1059-1064
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• Daniele A. Gewurz, Francesca Merola:
  Parker Vectors for Infinite Groups. 1065-1073
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• Christophe Hohlweg, Christophe Reutenauer:
  Inverses of Words and the Parabolic Structure of the Symmetric Group. 1075-1082
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• Kiyoshi Hosono, Hiroshi Maehara, Katsumi Matsuda:
  A Pair in a Crowd of Unit Balls. 1083-1092
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• Robert Jajcay, Cai Heng Li:
  Constructions of Self-complementary Circulants with No Multiplicative Isomorphisms. 1093-1100
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• Bodo Lass:
  Orientations Acycliques et le Polyno^me Chromatique. 1101-1123
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• Jaeun Lee, Jong-Wook Kim:
  Enumeration of the Branched Z_p-Coverings of Closed Surfaces. 1125-1138
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• Dieter Rautenbach:
  Reconstructing Finite Sets of Points in Rⁿup to Groups of Isometries. 1139-1147
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• Irasema Sarmiento:
  Hopf Algebras and the Penrose Polynomial. 1149-1158
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• Petr Vojtechovský:
  Reconstruction of Group Multiplication Tables by Quadrangle Criterion. 1159-1164
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