Revised throughout
Includes new chapters on the network simplex algorithm and a section on the five color theorem
Recent developments are discussed
Basic Graph Theory.- Algorithms and Complexity.- Shortest Paths.- Spanning Trees.- The Greedy Algorithm.- Flows.- Combinatorial Applications.- Connectivity and Depth First Search.- Colorings.- Circulations.- The Network Simplex Algorithm.- Synthesis of Networks.- Matchings.- Weighted matchings.- A Hard Problem: The TSP.