Summary of Problem Solving Methods and Skills of Advanced Mathematics (Volume II, Second Edition) can be used as a reference for students of this department to learn advanced mathematics. Suitable for self-learners and young people who are interested in studying for a master's degree. "Summary of Methods and Skills of Solving Problems in Advanced Mathematics (Volume II, Second Edition)" is the tutor. It is also a good reference book with guiding value for readers who take the college entrance examination, adult education and self-taught examination. It also has certain reference value for teachers engaged in higher mathematics teaching.