000 00260nam a2200109Ia 4500
008 221117b |||||||| |||| 00| 0 eng d
040 _aBGL
_cBGL
082 _a515.35DIF:R
245 0 _aDifferential Equations
260 _bJohn Wiley & Sons
_c1998
942 _cREF
999 _c31248
_d31248