ISBN: 9787121465154 (1 Ergebnisse)

paperback. Zustand: New. Paperback. Pub Date: 2023-11 Pages: 172 Language: Chinese Publisher: Electronic Industry Press This book is compiled based on the editors many years of teaching experience in the electromagnetic field and microwave technology course group of Northwestern Polytechnical University. This book first introduces the concepts and establishment methods of partial differential equations and definite solution problems; then. taking methods as the main line. it introduces the separation of variables met.…