3 m -- + 1000 64
m^3/64 + 1000 при m = 1/4
m^3/64 + 1000
(1/4)^3/64 + 1000
4096001/4096
1000.0 + 0.015625*m^3
3 64000 + m ---------- 64
/ 2 \ (40 + m)*\1600 + m - 40*m/ --------------------------- 64