The spine, etc. are damaged, but there is only one instance of writing, and the book is in a clean condition. - Title: Linear Algebra as a Branch of Applied Mathematics - Author: Kenji Kinoshita - Publisher: Uchida Rokakuho - Title: Basic Differential and Integral Calculus - Authors: Kazuo Ishiguro, Eitaro Kami, Akira Kobayashi - Publisher: Kyoritsu Shuppan Co., Ltd. ※ Immediate purchase is OK. Regardless of prior communication, we will basically give priority to those who complete the purchase procedure. ※ There are no smokers or pets in the household. ※ Please refrain from purchasing if you have any concerns, as the items are stored at a private residence.