古代史から経済学の基本まで、博覧強記の著者が古今東西のエピソードを豊富に交えながら、数式を用いずに数学の本質を語り尽くす。
Faceboo auth is required to view user page.
If you have logged in since, it's automatically executed. If first time, Facebook auth login page will be shown, after your authorization, you can access user page.
