Reference book for a deep understanding of Mathematics III concepts. - Title: Waza (Part 1) Mathematics III - Chapter: Chapter 1: Complex Number Plane - Chapter: Chapter 2: Equations and Curves - Chapter: Chapter 3: Functions - Chapter: Chapter 4: Limits This is a textbook from Koto Shingaku Juku (Advanced Education Cram School). There are a few underlines in pen. However, it is not expected to hinder your studies. Please use it as a reference book for Mathematics III. This product is used. It is not new. Therefore, those who are sensitive to such things may want to refrain from purchasing. Please consider it if you are interested. Thank you. Thank you for viewing.