Graph theory 96 Congresses 38 Data processing 14 Combinatorial analysis 12 Trees (Graph theory) 10 Computational complexity 8 Computer science 8 Data structures (Computer science) 8 Algorithms 6 Computer algorithms 5 Electric networks 5 Mathematical models 4 Conceptual structures (Information theory) 3 Electronic data processing 3 Linear programming 3 Logic diagrams 3 Bibliography 2 Biomathematics 2 Combinatorial designs and configurations 2 Knowledge representation (Information theory) 2 Mathematics 2 Matrices 2 Addresses, essays, lectures 1 Algebraic topology 1 Architectural design 1 BASIC (Computer program language) 1 Block designs 1 Charts, diagrams, etc 1 Chemical reactions 1 Citation indexes 1