抽象論で微分方程式を解くには
How to Solve Differential Equations by Abstract Method

数学ー革新の歴史と伝統の力(学術俯瞰講義)
第11回 抽象論で微分方程式を解くには
儀我美一
Mathematics: The History of Innovation and the Power of Tradition (Global Focus on Knowledge)
#11 How to Solve Differential Equations by Abstract Method
Yoshikazu Giga