f (x, y) - () (
) (
) (
), .. .
, . -. , - 2- .
n - , - n - . - . - , . h, .. xm ym. O, , . - , . , - .
, , h 4. , h 5.
![]() | (7.13) |
K 0 = h f (xm, ym), | |
K 1 = h f (xm +0.5 h, ym +0.5 K 0), | |
K 2 = h f (xm +0.5 h, ym +0.5 K 1), | |
K 3 = h f (xm + h, ym + K 2). |
- , , .