Vol. 45 No. 1 (1990)

Articoli

• Preface

  Mario Gionfriddo

  3-4

  • pdf

• Sommario di alcune questioni suggerite dall'opera geometrica di R. C. Bose

  Adriano Barlotti

  5-14

  • pdf

• On two conjectures to generalize Vizing's Theorem

  Claude Berge

  15-24

  • pdf

• Linear spaces: history and theory

  Albrecht Beutelspracher

  25-38

  • pdf

• Supports of (ν,4,2) designs

  Charles J. Colbourn, Gordon F. Royle

  39-60

  • pdf

• On some of my favourite problems in graph theory and block designs

  Paul Erdös

  61-74

  • pdf

• On the ABC of graph applications

  Frank Harary

  75-82

  • pdf

• Graph decomposition and quasigroup identities

  Curt Lindner

  83-118

  • pdf

• Graph decomposition

  Chris A. Rodger

  119-140

  • pdf

• Decomposition of a complete graph into hexagons

  Barbara Rokowska

  141-148

  • pdf

• Maximal partial designs and configurations

  Alexander Rosa

  149-162

  • pdf

• Association and other schemes related to Sharma-Kaushik class of distances over finite rings

  Bhu Dev Sharma, Norris Sookoo

  163-186

  • pdf

• Even type and odd type sets in a Steiner system and linear codes

  Giuseppe Tallini

  187-195

  • pdf

• On the use of pairwise balanced designs and closure spaces in the construction of structures of degree at least 3

  Luc Teirlinck

  197-218

  • pdf

• Problems and results on graph and hypergraph colouring

  Szolt Tuza

  219-238

  • pdf