1, Zuo Xiaoling's Discrete Mathematics is a classic textbook, which is widely used. This book covers the basic concepts and methods of discrete mathematics, including propositional logic, first-order logic, graph theory, combinatorial mathematics and so on.

2. Zuo Xiaoling's Discrete Mathematics is easy to understand and rich in content, which can help students better understand the basic concepts and methods of discrete mathematics. In addition, the book is equipped with a large number of exercises to help students consolidate their knowledge.