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European Journal of Combinatorics, Volume 20
Volume 20, Number 1, January 1999
- Ronald D. Baker, Jeremy M. Dover, Gary L. Ebert, Kenneth L. Wantz:
Hyperbolic Fibrations of PG(3, q). 1-16 - Arkady A. Chernyak:
Interchange Theorems for Hypergraphs and Factorization of Their Degree Sequences. 17-27 - Kenny Ching:
Graphs with Projective Linear Stabilizers. 29-44 - Bart De Bruyn, Frank De Clerck:
On Linear Representations of Near Hexagons. 45-60 - Xudong Fu, Luis A. Goddyn:
Matroids with the Circuit Cover Property. 61-73 - Tung-Shan Fu:
A Characterization of Half-Dual Polar Graphs. 75-80 - Joe Hemmeter, Andrew J. Woldar:
The Complete List of Maximal Cliques of Quad(n, q), q Even. 81-85 - Kenneth W. Johnson, Eirini Poimenidou:
Generalised Classes in Groups and Association Schemes: Duals of Results on Characters and Sharpness. 87-92 - Attila Sali, Gábor Simonyi:
Orientations of Self-complementary Graphs and the Relation of Sperner and Shannon Capacities. 93-99 - Hannu Tarnanen:
Upper Bounds on Permutation Codes via Linear Programming. 101-114 - Pavel Valtr:
On an Extremal Problem for Colored Trees. 115-121
Volume 20, Number 2, February 1999
- Sergei L. Bezrukov, Aart Blokhuis:
A Kruskal-Katona Type Theorem for the Linear Lattice. 123-130 - David G. C. Horrocks:
On Lih's Conjecture concerning Spernerity. 131-148 - Victor Reiner:
An Interpretation for the Tutte Polynomial. 149-161 - John van Bon, Alexandre A. Ivanov, Jan Saxl:
Affine Distance-transitive Graphs with Sporadic Stabilizer. 163-177 - Marc A. A. van Leeuwen:
Edge Sequences, Ribbon Tableaux, and an Action of Affine Permutations. 179-195
Volume 20, Number 3, April 1999
- Nantel Bergeron, Frank Sottile:
A Monoid for the Grassmannian Bruhat Order. 197-211 - Peter G. Boyvalenkov, Silvia P. Boumova, Danyo Danev:
Necessary Conditions for Existence of Some Designs in Polynomial Metric Spaces. 213-225 - Tomás Dvorák, Ivan Havel, Petr Liebl:
Euler Cycles in K2m Plus Perfect Matching. 227-232 - Anna Fukshansky, Corinna Wiedorn:
c-Extensions of the Petersen Geometry for M22. 233-238 - Svante Linusson:
A Class of Lattices Whose Intervals are Spherical or Contractible. 239-257
Volume 20, Number 4, May 1999
- Victor Bryant, Ian Sharpe:
Gaussian, Strong and Transversal Greedoids. 259-262 - Keldon Drudge:
On a Conjecture of Cameron and Liebler. 263-269 - Akira Hiraki:
An Application of a Construction Theory of Strongly Closed Subgraphs in a Distance-regular Graph. 271-278 - Cai Heng Li, Cheryl E. Praeger:
On the Isomorphism Problem for Finite Cayley Graphs of Bounded Valency. 279-292 - Klaus Metsch:
On a Characterization of Bilinear Forms Graphs. 293-306 - Gloria Rinaldi, Luigi Antonio Rosati:
Transformation Systems for Incidence Structures. 307-312 - Weifan Wang:
Upper Bounds of Entire Chromatic Number of Plane Graphs. 313-315
Volume 20, Number 5, July 1999
- Jean-Christophe Aval:
On Sets Represented by Partitions. 317-320 - Christian Bey, Konrad Engel:
An Asymptotic Complete Intersection Theorem for Chain Products. 321-327 - Béla Bollobás, Graham R. Brightwell, Alexander F. Sidorenko:
Geometrical Techniques for Estimating Numbers of Linear Extensions. 329-335 - Josep M. Brunat, Margarida Espona, Miguel Angel Fiol, Oriol Serra:
Cayley Digraphs from Complete Generalized Cycles. 337-349 - Arjeh M. Cohen, Kay Magaard, Sergey V. Shpectorov:
Affine Distance-transitive Graphs: the Cross Characteristic Case. 351-373 - Chaim Goodman-Strauss:
A Small Aperiodic Set of Planar Tiles. 375-384 - Chaim Goodman-Strauss:
An Aperiodic Pair of Tiles in Enfor Alln geq 3. 385-395 - Haruo Ishibashi, Tatsuro Ito, Mieko Yamada:
Terwilliger Algebras of Cyclotomic Schemes and Jacobi Sums. 397-410 - Hiroshi Maehara, Ai Oshiro:
On Knotted Necklaces of Pearls. 411-420 - Phillip McClurg:
On the Rank of Certain Incidence Matrices over GF(2). 421-427 - Tibor Szabó:
Intersection Properties of Subsets of Integers. 429-444 - Jirí Tuma:
Intersecting Matroids by a Hyperplane. 445-460
Volume 20, Number 6, August 1999
- Peter Abramenko, Hendrik Van Maldeghem:
Connectedness of Opposite-flag Geometries in Moufang Polygons. 461-468 - Noga Alon, Peter Hamburger, Alexandr V. Kostochka:
Regular Honest Graphs, Isoperimetric Numbers, and Bisection of Weighted Graphs. 469-481 - Robert Bédard:
On Commutation Classes of Reduced Words in Weyl Groups. 483-505 - Vladimir I. Danilov, Viatcheslav P. Grishukhin:
Maximal Unimodular Systems of Vectors. 507-526 - Robert M. Erdahl:
Zonotopes, Dicings, and Voronoi's Conjecture on Parallelohedra. 527-549 - Xin Gui Fang, George Havas, Jie Wang:
A Family of Non-quasiprimitive Graphs Admitting a Quasiprimitive 2-arc Transitive Group Action. 551-557 - Dragan Marusic, Tomaz Pisanski:
Weakly Flag-transitive Configurations and Half-arc-transitive Graphs. 559-570 - John van Bon, Hans Cuypers:
Affine Extensions of Generalized Polygons. 571-588 - Satoshi Yoshiara:
A Family of d -dimensional Dual Hyperovals in PG(2d+1, 2). 589-603
Volume 20, Number 7, October 1999
- Eiichi Bannai, Patrick Solé:
Introduction. 605- - Brian Alspach, Lewis A. Nowitz:
Elementary Proofs that Zp2 and Zp3 are CI-groups. 607-617 - Eiichi Bannai, Etsuko Bannai, Michio Ozeki, Yasuo Teranishi:
On the Ring of Simultaneous Invariants for the Gleason-MacWilliams Group. 619-627 - Fan R. K. Chung, Charles Delorme, Patrick Solé:
Multidiameters and Multiplicities. 629-640 - Shalom Eliahou:
Signed Diagonal Flips and the Four Color Theorem. 641-647 - Michael Giudici, Cheryl E. Praeger:
Completely Transitive Codes in Hamming Graphs. 647-662 - Louis H. Kauffman:
Virtual Knot Theory. 663-691 - Kazumasa Nomura:
Spin Models and Bose-Mesner Algebras. 691-700 - David G. Wagner:
Algebras Related to Matroids Represented in Characteristic Zero. 701-711
Volume 20, Number 8, November 1999
- Joseph E. Bonin, William P. Miller:
Characterizing Combinatorial Geometries by Numerical Invariants. 713-724 - Julien Cassaigne, James D. Currie:
Words Strongly Avoiding Fractional Powers. 725-737 - Brian Curtin:
The Local Structure of a Bipartite Distance-regular Graph. 739-758 - Bart De Bruyn:
Generalized Quadrangles with a Spread of Symmetry. 759-771 - Joël-Yann Fourré, Daniel Krob, Jean-Christophe Novelli:
On Extremal Permutations Avoiding omegaN = NN- 1 . . . 1. 773-787 - Akira Hiraki:
Strongly Closed Subgraphs in a Regular Thick Near Polygon. 789-796 - Yutaka Hiramine, Vikram Jha, Norman L. Johnson:
Quadratic Extensions of Flag-transitive Planes. 797-818 - Sylvia A. Hobart, T. Justin Shaw:
A Note on A Family of Directed Strongly Regular Graphs. 819-820 - Stanislav Jendrol', Heinz-Jürgen Voss:
Subgraphs with Restricted Degrees of their Vertices in Large Polyhedral Maps on Compact Two-manifolds. 821-832 - Jon Lee:
Orienting Matroids Representable Over Both GF(3) and GF(5). 833-838 - Hiroshi Maehara:
Configuration Spaces of Pentagonal Frameworks. 839-844 - Aleksander Malnic, Dragan Marusic, Norbert Seifter:
Constructing Infinite One-regular Graphs. 845-853 - Tomasz Schoen:
The Number of Monochromatic Schur Triples. 855-866 - Jonathan D. H. Smith:
Speed's Orbit Problem: Variations on Themes of Burnside. 867-873
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