The product is a textbook titled “Advanced Calculus of Several Variables” by C. H. Edwards Jr. It is part of the Dover Books on Mathematics Series and published by Dover Publications, Incorporated in 1995. The book covers the subject area of calculus and is presented in English language. With 478 pages, this trade paperback textbook provides comprehensive coverage of advanced calculus concepts in several variables, making it a valuable resource for students and professionals in the field of mathematics.