A textbook detailing the theory and application of differential equations. - Title: An Overview of Differential Equations [Revised Edition] - Authors: Chie Iwasaki, Tomio Hamada, Co-authored - Publisher: Science-sha - Content: A textbook explaining the theory and application of differential equations. - Year of Publication: 2014 - ISBN: 978-4-7819-1340-7 As shown in the photos, there are red pen markings and underlining on two pages. The rest of the book is clean. Thank you for looking.