It is compatible with Discrete Mathematics (Qu Wanling, Geng Suyun, Sean, Higher Education Press, 2008), a national planning textbook for general higher education in the 11th Five-Year Plan.

Through summary, learning requirements, exercises, exercises and solutions, quizzes, simulation questions, etc. This paper systematically summarizes the relevant knowledge points in the main textbook, deeply analyzes the main questions and problem-solving methods, and provides students with thousands of accumulated examples, exercises, quizzes and simulation questions.

It can not only provide useful help for teachers and students who use the main textbook, but also be used as a separate discrete math problem set.