(NkURS WYS[EJ MATEMATIKI(B. (Nt(B.4. (N~(B.1.s (Nt(B. 4,s , (N~(B. 1 /s - (NsMIRNOW(B, (Nw(B.(Ni(B.s ((NmOSKWA (B:s (NnAUKA(B,s, 1974)
Keywords: (NwI]A MATEMATIKA(B.s