xU3 = f(x) = f(U^+f-^^-(x-U^ + fll(l2^(x-Uf + Rr5(x) = !5 + ^
H
2<
—L (X-Mf + R3(x), gdzie R3(x) = f-Ę^-(x -12?3 - |^-0/3(x 9 ■ f? o/ ol
3/
x-12? -
-12?3.