°üÓÊ Í¼ÂÛµ¼ÂÛ-µÚ5°æ

Preface to the fifth editionIntroduction1 Definitions and examples1£®1 Definitions1£®2 Examples1£®3 Variations on a theme1£®4 Threepuzzles2 Paths and cycles2£®1 Connectivity2£®2 Eulerian graphs and digraphs2£®3 Hamiltonian graphs and digraphs2£®4 Applications3 Trees3£®1 Properties of trees3£®2 Countingtrees3£®3 Moreapplications4 Ptanarity4£®1 Planargraphs4£®2 Euler's formula4£®3 Dualgraphs4£®4 Graphs on other surfaces5 Colouringgraphs5£®1 Colouringvertices5£®2 Chromaticpolynomiats5£®3 Colouringmaps5£®4 The four-colour theorem5£®5 Colouring edges6 Matching£¬ marriage and Menger's theorem6£®1 Hall's 'marriage' theorem6£®2 Menger's theorem6£®3 Network flows7 Matroids7£®1 Introduction to matroids7£®2 Examples of matroids7£®3 Matroids and graphsAppendix 1£º ALgorithmsAppendix 2£º Table of numbersList of symbolsBibliographySolutions to selected exercisesIndex