分享常微分数值求解算法，显式4阶龙格-库塔算法。

Colbie

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0 M( B8 D% H; q: ^; `分享常微分数值求解算法，显式4阶龙格-库塔算法。
Fourth Order Runge-Kutta Method for Ordinary Differential
0 e4 o1 }/ E* k' jEquation using Matlab Basic Codes
0 ]7 W& D6 O7 U1 h% qQuestion: Use Runge-Kutta method for systems to solve the following
0 U) F, t/ [/ w# z- g# Usystems and draw their state paths in the state space of (x,y):
: [% P# w4 O* j8 }" z(a) Solve with x(0)=4 and y(0)=1 over [0,8]
0 y: _7 F- C9 R* q2 r, x% Dusing h=0.1.
Solution: Using the following program, we can apply fourth order
6 D! M1 |) W: J& O! VRunge-Kutta method for this problem.

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hope123

常微分数值求解算法，这个算法不错。

momone

看看楼主分享的库塔算法。