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ORCIDJournal of Combinatorial Theory, Series A, Volume 54
Volume 54, Number 1, May 1990
- Wojciech Guzicki:
Ulam's searching game with two lies. 1-19 - Esther R. Lamken, Scott A. Vanstone:
The existence of skew Howell designs of side 2n and order 2n + 2. 20-40 - Dennis Stanton:
Unimodality and Young's lattice. 41-53 - Lynne M. Butler:
The q-log-concavity of q-binomial coefficients. 54-63 - Pierre Leroux:
Reduced matrices and q-log-concavity properties of q-Stirling numbers. 64-84 - Peter Frankl:
Intersection theorems and mod p rank of inclusion matrices. 85-94 - Peter Frankl, Ronald L. Graham, Vojtech Rödl:
Iterated combinatorial density theorems. 95-111 - Robert L. McFarland:
Sub-difference sets of Hadamard difference sets. 112-122 - István Beck:
An inequality for partially ordered sets. 123-128 - A. Robert Calderbank:
Covering radius and the chromatic number of Kneser graphs. 129-131 - Richard A. Brualdi, Bryan L. Shader
:
Matrix factorizations of determinants and permanents. 132-134 - Bruce N. Cooperstein:
A sporadic ovoid in Omega+(8, 5) and some non-desarguesian translation planes of order 25. 135-140 - Shalosh B. Ekhad:
A very short proof of Dixon's theorem. 141-142 - Galina Kolesova, Clement W. H. Lam, Larry H. Thiel:
On the number of 8×8 latin squares. 143-148
Volume 54, Number 2, July 1990
- Ljubo Marangunic:
Biplanes (56, 11, 2) with involutory collineation fixing 6 points. 149-163 - Eiichi Bannai, Shen Hao, Sung-Yell Song:
Character tables of the association schemes of finite orthogonal groups acting on the nonisotropic points. 164-200 - Arnold Neumaier:
Krein conditions and near polygons. 201-209 - Walter Wenzel:
Algebraic relations between matroids connected by weak homomorphisms. 210-224 - Robert A. Proctor:
Solution of a sperner conjecture of stanley with a construction of gelfand. 225-234 - Robert A. Proctor:
Product evaluations of lefschetz determinants for grassmannians and of determinants of multinomial coefficients. 235-247 - Zoltán Füredi:
Covering pairs by q2 + q + 1 sets. 248-271 - Ömer Egecioglu, Jeffrey B. Remmel:
The monomial symmetric functions and the Frobenius map. 272-295 - Kevin J. Compton, Carlos H. Montenegro:
The largest set partitioned by a subfamily of a cover. 296-303 - Maohua Le:
On Golomb's conjecture. 304-308 - Shalosh B. Ekhad, Sol Tre:
A purely verification proof of the first Rogers-Ramanujan identity. 309-311 - Albrecht Beutelspacher:
How to communicate efficiently. 312-316 - Richard Garfield, Donald E. Knuth, Herbert S. Wilf:
A bijection for ordered factorizations. 317-318
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