Discrete Mathematics, Volume 105

Volume 105, Numbers 1-3, August 1992

• Gerhard Behrendt:
  Automorphism groups of posets with forbidden subposets. 1-11
  
• Alberto Del Fra, Dina Ghinelli:
  Classification of extended generalized quadrangles with maximum diameter. 13-23
  
• John D. Dixon:
  Random sets which invariably generate the symmetric group. 25-39
  
• Robert James Douglas:
  NP-completeness and degree restricted spanning trees. 41-47
  
• Marcel Erné:
  The number of partially ordered sets with more points than incomparable pairs. 49-60
  
• Ralph J. Faudree, Ronald J. Gould, Michael S. Jacobson, Linda M. Lesniak:
  Neighborhood unions and a generalization of Dirac's theorem. 61-71
  
• Jean Fonlupt, Ali Ridha Mahjoub, J. P. Uhry:
  Compositions in the bipartite subgraph polytope. 73-91
  
• Chính T. Hoàng, Frédéric Maffray:
  On slim graphs, even pairs, and star-cutsets. 93-102
  
• Zygmunt Jackowski:
  A new characterization of proper interval graphs. 103-109
  
• K. W. Johnson:
  Latin square determinants II. 111-130
  
• Jin Ho Kwak, Jaeun Lee:
  Isomorphism classes of cycle permutation graphs. 131-142
  
• Daniel E. Loeb:
  A generalization of the binomial coefficients. 143-156
  
• Yannis Manoussakis, Denise Amar:
  Hamiltonian paths and cycles, number of arcs and independence number in digraphs. 157-172
  
• James G. Oxley, Geoff Whittle:
  Connectivity of submodular functions. 173-184
  
• Andrzej Rucinski:
  Matching and covering the vertices of a random graph by copies of a given graph. 185-197
  
• Randell A. Stevenson:
  Dilworth truncations and k-induced matroids. 199-205
  
• Douglas R. Stinson, Y. J. Wei:
  Some results on quadrilaterals in Steiner triple systems. 207-219
  
• Evelyn L. Tan:
  Some notes on cycle graphs. 221-226
  
• Stephen M. Tanny:
  A well-behaved cousin of the Hofstadter sequence. 227-239
  
• Ioan Tomescu:
  Ordered h-hypertrees. 241-248
  
• Takao Ueda:
  Circular nonsingular threshold transformations. 249-258
  
• Piotr Wójcik:
  Density of union-closed families. 259-267
  
• Douglas R. Woodall:
  Cycle lengths and circuit matroids of graphs. 269-273
  
• Xingxing Yu:
  Cyclomatic numbers of connected induced subgraphs. 275-284
  
• Fuji Zhang, Xiaofeng Guo:
  Reducible chains in several types of 2-connected graphs. 285-291
  
• Igor E. Zverovich, Vadim E. Zverovich:
  Contributions to the theory of graphic sequences. 293-303
  
• M. Baca:
  On magic labelings of honeycomb. 305-311
  
• Jyrki T. Lahtonen:
  An optimal polynomial for a covering radius problem. 313-317
  
• V. I. Rodionov:
  On the number of labeled acyclic digraphs. 319-321
  
• Xiang-Ying Su:
  A result on decompositions of regular graphs. 323-326