Journal of Combinatorial Theory, Series A, Volume 30

Volume 30, Number 1, January 1981

J. S. Devitt, D. M. Jackson: Comma-free Codes: An Extension of Certain Enumerative Techniques to Recursively Defined Sequences. 1-18 BibTeX
Leonidas J. Guibas, Andrew M. Odlyzko: Periods in Strings. 19-42 BibTeX
A. Sadam Hedayat, Gholamreza B. Khosrovshahi: An Algebraic Study of BIB Designs: a Complete Solution for v = 6 and k = 3. 43-52 BibTeX
Paul Erdös, George Mills: Some Bounds for the Ramsey-Paris-Harrington Numbers. 53-70 BibTeX
Emden R. Gansner: The Hillman-Grassl Correspondence and the Enumeration of Reverse Plane Partitions. 71-89 BibTeX
Anders Björner: Homotopy Type of Posets and Lattice Complementation. 90-100 BibTeX
Hai-Ping Ko, Stuart S.-S. Wang: Supplement to Multiplier Theorems. 101-107 BibTeX
Tom C. Brown: On van der Waerden's Theorem and the Theorem of Paris and Harrington. 108-111 BibTeX
Joel Spencer: Coloring n-Sets Red and Blue. 112-113 BibTeX
S. P. Townsend: Every 5-Coloured Map in the Plane Contains a Monochrome Unit. 114-115 BibTeX

Volume 30, Number 2, March 1981

József Beck: On Positional Games. 117-133 BibTeX
Hai-Ping Ko, Dijen K. Ray-Chaudhuri: Multiplier Theorems. 134-157 BibTeX
A. Tsarpalias: A Combinatorial Theorem. 158-168 BibTeX
Peter Frankl: On a Problem of Chvátal and Erdös on Hypergraphs Containing No Generalized Simplex. 169-182 BibTeX
Leonidas J. Guibas, Andrew M. Odlyzko: String Overlaps, Pattern Matching, and Nontransitive Games. 183-208 BibTeX

Volume 30, Number 3, May 1981

N. J. A. Sloane, John G. Thompson: The Nonexistence of a Certain Steiner System. 209-236 BibTeX
Dennis E. White: Some Connections between the Littlewood-Richardson. 237-247 BibTeX
Phil Hanlon: A Cycle Index Sum Inversion Theorem. 248-269 BibTeX
Michio Ozeki: Generalized Hadamard Matrices and Related Matrices and Their Applications to the Construction of the Positive Definite Integral Hermitian Forms. 270-275 BibTeX
Dennis Stanton: A Partially Ordered Set and q-Krawtchouk Polynomials. 276-284 BibTeX
Noboru Hamada: The Geometric Structure and the p-Rank of an Affine Triple System Derived from a Nonassociative Moufang Loop with the Maximum Associative Center. 285-297 BibTeX
Hans-Dietrich O. F. Gronau: On Sperner Families in Which No k Sets Have an Empty Intersection, II. 298-316 BibTeX
Charles Laywine: An Expression for the Number of Equivalence Classes of Latin Squares under Row and Column Permutations. 317-320 BibTeX
Robert M. Freund, Michael J. Todd: A Constructive Proof of Tucker's Combinatorial Lemma. 321-325 BibTeX
Charles C. Lindner: On the Number of Disjoint Mendelsohn Triple Systems. 326-330 BibTeX
Nathan Linial: Extending the Greene-Kleitman Theorem to Directed Graphs. 331-334 BibTeX
Kenneth Baclawski, Anders Björner: Fixed Points and Complements in Finite Lattices. 335-338 BibTeX
Alan D. Taylor: Bounds for the Disjoint Unions Theorem. 339-344 BibTeX
Lajos Takács: On a Combinatorial Theorem Related to a Theorem of G. Szegö. 345-348 BibTeX
Joel Spencer: Balancing Unit Vectors. 349-350 BibTeX
Haim Mendelson: On Permutations with Limited Repetition. 351-353 BibTeX