00326nam a2200145Ia 4500003000500000008004100005020001000046040000900056041001200065082002300077100001800100245004000118260000600158650001600164NDCL180829s9999||||ii |||||||||||||| ||eng|| a12380 aNDCL aEnglish a517.38 FA216th ed aForsyth, A.R. 0aDifferential equationcA.R. Forsyth c0 aMathematics