00468nam a2200181 a 4500 156364 OSt 20211001172513.0 180911 ### HIN 9780486472119 515.352 H13O Hale, Jack K. Ordinary differential equations by Jack K. Hale New York Dover Publications 1997 xiv, 361p. Differential equations ddc BK 18777 18777 0 0 ddc 0 0 TXB CURAJ CURAJ 2018-09-11 MTH(P) 515.352 H13O 31269 2018-12-31 2020-09-02 2020-09-02 BK