(NdIFFERENCIALXNYE URAWNENIQ (B:s ((NkA^ESTWENNAQ TEORIQ(B) : (NmEVWUZ(B. (NSB(B. (NNAU^(B. (NTR(B. /s - (NtEREHIN(B, (Nm(B.(Nt(B.s; (NrQZANSKIJ GOSUDARSTWENNYJ PEDAGOGI^ESKIJ INSTITUT IM(B. (Ns(B.(Na(B. (NeSENINAs ((NrQZANX (B:s (Nb(B. (NI(B.,s, 1990)
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Keywords: (NuRAWNENIQ DIFFERENCIALXNYE (B- (NkA^ESTWENNAQ TEORIQ (B- (NsBORNIKIs