00515nam a22001817a 4500 OSt 20250225150156.0 250225b |||||||| |||| 00| 0 eng d 0-07-099006-9 SBCL 515.35 AYR-D Ayres,Frank Schaum's outline seried theory and problems of Differential Equations Singapore Mc Graw-Hill Book Company 1981 295p. Natural sciences & mathematics Analysis BOOK 0 0 ddc 0 0 SBCL SBCL 2 2025-02-25 0 515.35 AYR-D 00085268 2025-02-25 15:02:52 2025-02-25 BOOK 136673 136673