(NpRINCIP OPTIMALXNOSTI pONTRQGINA I WARIACIONNOE IS^ISLENIE (B:s (NtEKSTY LEKCIJ (B/s - (N~EPURNOJ(B, (NlEONID wENIAMINOWI^s; (NoDESSKIJ GOSUDARSTWENNYJ UNIWERSITET IM(B. (Ni(B.(Ni(B. (NmE^NIKOWAs ((NoDESSA (B:s (Nogu(B,s, 1977)
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Keywords: (NoPTIMIZACIQ FUNKCIONALOWs; (NwARIACIONNOE IS^ISLENIEs