文摘
英文文摘
前言
1 Introduction
2 General structures
2.1 Using Wilson method
2.2 Construction of HD
2.3 Recursion Theorems
2.4 General method to construct GD
3 The existence of C(r)2k-1-GD(v)
3.1 The case of v ≡ 1 (mod 4k)
3.2 The case of v ≡ 0 (mod 4k)
4 The existence of C(r)2k-GD(v)
4.1 The case of v ≡ 1 (mod 2k + 1)
4.2 The case of v ≡ 0 (mod 2k + 1)
5 Directed cycle system
5.1 Introduction
5.2 Preliminaries
5.3 Cayley graph
5.4 The case of c < d/2
5.5 The case of c ≥ d/2
5.6 The case of m'= 3, 5, 7
6 Open and more problems
Bibliography
Appendix
河北师范大学;