推 yueayase :Edwards&Penny Elementary Differential Equation 05/15 03:42
→ yueayase :with boundary problem ? 05/15 03:42
推 PaulErdos :Ordinary Differential Equations /Morris Tenenbaum 05/15 04:02
→ recorriendo :V I Arnold, ordinary differential eq. 大師之作 05/15 05:12
→ dos792 :Fundamentals of differential equations and 05/21 10:01
→ dos792 :boundary value problems, by Nagle , staff 05/21 10:02
→ dos792 :上露天有人再賣，舊版就很夠用了 05/21 10:02
→ dos792 :Elementary Differential Equations and Boundary 05/21 10:03
→ dos792 :Value Problems,Boyce , DiPrima 也很好 05/21 10:04
→ dos792 :這兩本舊版跟新版差不多 05/21 10:07