The Electronic Journal of Combinatorics, Volume 12

Volume 12, 2005

• Jeffrey H. Dinitz, Peter Dukes, Douglas R. Stinson:
  Sequentially Perfect and Uniform One-Factorizations of the Complete Graph.
  Electronic Edition (link) BibTeX
• Petteri Kaski, Patric R. J. Östergård:
  One-Factorizations of Regular Graphs of Order 12.
  Electronic Edition (link) BibTeX
• Jakob Jonsson:
  Optimal Decision Trees on Simplicial Complexes.
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• Tom Roby, Itaru Terada:
  A Two-Dimensional Pictorial Presentation of Berele's Insertion Algorithm for Symplectic Tableaux.
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• Paulo Bárcia, J. Orestes Cerdeira:
  k-Colour Partitions of Acyclic Tournaments.
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• P. Di Francesco, Paul Zinn-Justin:
  Around the Razumov-Stroganov Conjecture: Proof of a Multi-Parameter Sum Rule.
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• Theresia Eisenkölbl:
  (-1)-Enumeration of Self-Complementary Plane Partitions.
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• Marek Janata, Martin Loebl, Jácint Szabó:
  The Edmonds-Gallai Decomposition for the k-Piece Packing Problem.
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• Nicholas A. Loehr:
  Conjectured Statistics for the Higher q, t-Catalan Sequences.
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• Marc A. A. van Leeuwen:
  Spin-Preserving Knuth Correspondences for Ribbon Tableaux.
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• Martin Klazar:
  Counting Set Systems by Weight.
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• J.-F. Fortin, Patrick Jacob, P. Mathieu:
  Generating Function for K-Restricted Jagged Partitions.
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• Sylvain Gravier, Julien Moncel:
  Construction of Codes Identifying Sets of Vertices.
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• Aaron D. Jaggard:
  Subsequence Containment by Involutions.
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• Humberto Luiz Talpo, Marcelo Firer:
  Trees and Reflection Groups.
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• A. Sapounakis, P. Tsikouras:
  Counting peaks and valleys in k-colored Motzkin paths.
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• Dwight Duffus, Bill Sands:
  Splitting Numbers of Grids.
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• Sen-Peng Eu, Tung-Shan Fu:
  A Simple Proof of the Aztec Diamond Theorem.
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• Andreas Baltz, Peter Hegarty, Jonas Knape, Urban Larsson, Tomasz Schoen:
  The Structure of Maximum Subsets of {1, ..., n} with No Solutions to a+b = kc.
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• Mieczyslaw Borowiecki, Ingo Schiermeyer, Elzbieta Sidorowicz:
  Ramsey (K1, 2, K3)-Minimal Graphs.
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• Anna Melnikov:
  The Combinatorics of Orbital Varieties Closures of Nilpotent Order 2 in sln.
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• Ian M. Wanless:
  Atomic Latin Squares based on Cyclotomic Orthomorphisms.
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• Andreas Blass, Gábor Braun:
  Random Orders and Gambler's Ruin.
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• Balázs Patkós:
  How Different Can Two Intersecting Families Be?.
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• Ian Le:
  Wilf Classes of Pairs of Permutations of Length 4.
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• James Grime:
  The Hook Fusion Procedure.
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• Dale Beihoffer, Jemimah Hendry, Albert Nijenhuis, Stan Wagon:
  Faster Algorithms for Frobenius Numbers.
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• C. M. Ballantine, R. C. Orellana:
  On the Kronecker Product s(n-p, p) * s?.
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• E. Rodney Canfield, Brendan D. McKay:
  Asymptotic Enumeration of Dense 0-1 Matrices with Equal Row Sums and Equal Column Sums.
  Electronic Edition (link) BibTeX
• Ira M. Gessel, Pallavi Jayawant:
  A Triple Lacunary Generating Function for Hermite Polynomials.
  Electronic Edition (link) BibTeX
• Michael H. Albert, Robert E. L. Aldred, Mike D. Atkinson, Chris C. Handley, Derek A. Holton, D. J. McCaughan, Hans P. van Ditmarsch:
  Sorting Classes.
  Electronic Edition (link) BibTeX
• Marietjie Frick, Joy Singleton:
  Lower Bound for the Size of Maximal Nontraceable Graphs.
  Electronic Edition (link) BibTeX
• He Chen, Xueliang Li:
  Long Heterochromatic Paths in Edge-Colored Graphs.
  Electronic Edition (link) BibTeX
• Kevin Woods:
  Computing the Period of an Ehrhart Quasi-Polynomial.
  Electronic Edition (link) BibTeX
• Kristina C. Garrett:
  A Determinant Identity that Implies Rogers-Ramanujan.
  Electronic Edition (link) BibTeX
• John P. Steinberger:
  Indecomposable Tilings of the Integers with Exponentially Long Periods.
  Electronic Edition (link) BibTeX
• Hiroshi Nagamochi:
  Packing Unit Squares in a Rectangle.
  Electronic Edition (link) BibTeX
• Amy M. Fu, Alain Lascoux:
  q-Identities Related to Overpartitions and Divisor Functions.
  Electronic Edition (link) BibTeX
• Anders Claesson:
  Counting Segmented Permutations Using Bicoloured Dyck Paths.
  Electronic Edition (link) BibTeX
• Karen Meagher, Lucia Moura:
  Erdos-Ko-Rado theorems for uniform set-partition systems.
  Electronic Edition (link) BibTeX
• R. H. Jeurissen:
  Sets in the Plane with Many Concyclic Subsets.
  Electronic Edition (link) BibTeX
• A. D. Forbes, Mike J. Grannell, Terry S. Griggs:
  Steiner Triple Systems and Existentially Closed Graphs.
  Electronic Edition (link) BibTeX
• Johan Wästlund:
  A Solution of Two-Person Single-Suit Whist.
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• Johan Wästlund:
  Two-Person Symmetric Whist.
  Electronic Edition (link) BibTeX
• Kendra Killpatrick:
  A Relationship between the Major Index for Tableaux and the Charge Statistic for Permutations.
  Electronic Edition (link) BibTeX
• Itai Benjamini, Christopher Hoffman:
  omega-Periodic Graphs.
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• Michael H. Albert, Steve Linton, Nikola Ruskuc:
  The Insertion Encoding of Permutations.
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• Marietjie Frick, Ingo Schiermeyer:
  An Asymptotic Result for the Path Partition Conjecture.
  Electronic Edition (link) BibTeX
• Teresa Sousa:
  Decompositions of Graphs into 5-Cycles and Other Small Graphs.
  Electronic Edition (link) BibTeX
• Avraham Goldstein, Petr Kolman, Jie Zheng:
  Minimum Common String Partition Problem: Hardness and Approximations.
  Electronic Edition (link) BibTeX
• Noga Alon, Michael Krivelevich, Joel Spencer, Tibor Szabó:
  Discrepancy Games.
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• Elena D. Fuchs:
  Longest Induced Cycles in Circulant Graphs.
  Electronic Edition (link) BibTeX
• Chunwei Song:
  The Generalized Schröder Theory.
  Electronic Edition (link) BibTeX
• Michael Gnewuch:
  Bounds for the Average Lp-Extreme and the L8-Extreme Discrepancy.
  Electronic Edition (link) BibTeX
• Yuqin Zhang, Yonghui Fan:
  Packing and Covering a Unit Equilateral Triangle with Equilateral Triangles.
  Electronic Edition (link) BibTeX
• John D. Dixon:
  Asymptotics of Generating the Symmetric and Alternating Groups.
  Electronic Edition (link) BibTeX
• Edward A. Bender, E. Rodney Canfield:
  Locally Restricted Compositions I. Restricted Adjacent Differences.
  Electronic Edition (link) BibTeX
• M. A. Ollis:
  Some Cyclic Solutions to the Three Table Oberwolfach Problem.
  Electronic Edition (link) BibTeX
• Eugene M. Luks, Amitabha Roy:
  Combinatorics of Singly-Repairable Families.
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• Mike D. Atkinson, M. M. Murphy, Nikola Ruskuc:
  Pattern Avoidance Classes and Subpermutations.
  Electronic Edition (link) BibTeX
• T. Kyle Petersen:
  A Note on Three Types of Quasisymmetric Functions.
  Electronic Edition (link) BibTeX
• Kent E. Morrison:
  An Introduction to q-Species.
  Electronic Edition (link) BibTeX
• Bhalchandra D. Thatte:
  Kocay's Lemma, Whitney's Theorem, and some Polynomial Invariant Reconstruction Problems.
  Electronic Edition (link) BibTeX
• Sven Hartmann, Charles H. C. Little:
  Even Bonds of Prescribed Directed Parity.
  Electronic Edition (link) BibTeX
• Paul Dorbec, Michel Mollard:
  Perfect Codes in Cartesian Products of 2-Paths and Infinite Paths.
  Electronic Edition (link) BibTeX
• Geoffrey McKenna:
  Sunflowers in Lattices.
  Electronic Edition (link) BibTeX
• Geoffrey McKenna:
  Isomorphism Classes of Maximal Intersecting Uniform Families Are Few.
  Electronic Edition (link) BibTeX
• Adam Wolfe:
  5-sparse Steiner Triple Systems of Order n Exist for Almost All Admissible n.
  Electronic Edition (link) BibTeX
• Oleg Pikhurko, Anusch Taraz:
  Degree Sequences of F-Free Graphs.
  Electronic Edition (link) BibTeX
• D. D. Olesky, Bryan L. Shader, Pauline van den Driessche:
  Permanents of Hessenberg (0, 1)-matrices.
  Electronic Edition (link) BibTeX

• Gus Wiseman:
  A Partition of Connected Graphs.
  Electronic Edition (link) BibTeX
• Victor J. W. Guo, Jiang Zeng:
  A Combinatorial Proof of a Symmetric q-Pfaff-Saalschütz Identity.
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• Zhizheng Zhang: A Note on an Identity of Andrews. BibTeX | Errata http: //www.combinatorics.org/Volume_12/Abstracts/v12i1n3.html
• Anders Björner, Jonathan David Farley:
  Chain Polynomials of Distributive Lattices are 75% Unimodal.
  Electronic Edition (link) BibTeX
• Thomas Lam, Jacques Verstraëte:
  A Note on Graphs Without Short Even Cycles.
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• T. Alderson:
  Extending Arcs: An Elementary Proof.
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• Yu. Yakubovich:
  Integer Partitions with Fixed Subsums.
  Electronic Edition (link) BibTeX
• David G. Wagner:
  Rank-Three Matroids are Rayleigh.
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• Masao Ishikawa, Hiroyuki Kawamuko, Soichi Okada:
  A Pfaffian-Hafnian Analogue of Borchardt's Identity.
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• Mark A. Shattuck, Carl G. Wagner:
  Parity Theorems for Statistics on Domino Arrangements.
  Electronic Edition (link) BibTeX
• Peter Keevash:
  The Turán Problem for Hypergraphs of Fixed Size.
  Electronic Edition (link) BibTeX
• Bostjan Bresar:
  Vizing-like Conjecture for the Upper Domination of Cartesian Products of Graphs - The Proof.
  Electronic Edition (link) BibTeX
• Tomasz Dzido, Andrzej Nowik, Piotr Szuca:
  New Lower Bound for Multicolor Ramsey Numbers for Even Cycles.
  Electronic Edition (link) BibTeX
• Alexander Engström:
  A Note on Two Multicolor Ramsey Numbers.
  Electronic Edition (link) BibTeX
• Bojan Mohar:
  Triangulations and the Hajós Conjecture.
  Electronic Edition (link) BibTeX
• Frédéric Chapoton:
  Une Base Symétrique de l'Algèbre des Coinvariants Quasi-Symétriques.
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• Michael O. Albertson:
  Distinguishing Cartesian Powers of Graphs.
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• John M. Talbot:
  The Intersection Structure of t-Intersecting Families.
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• I. Nengah Suparta:
  A Simple Proof for the Existence of Exponentially Balanced Gray Codes.
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• Karen Meagher, Lucia Moura, Brett Stevens:
  A Sperner-Type Theorem for Set-Partition Systems.
  Electronic Edition (link) BibTeX
• Béla Bollobás, Vladimir Nikiforov:
  The Sum of Degrees in Cliques.
  Electronic Edition (link) BibTeX
• Jonas Sjöstrand:
  The Cover Pebbling Theorem.
  Electronic Edition (link) BibTeX
• M. Kano, Qinglin Yu:
  Pan-Factorial Property in Regular Graphs.
  Electronic Edition (link) BibTeX