文件名称:Runge_kutta2
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2阶Runge_kutta解微分方程
调用格式同ode45，
f为微分方程函数，a b为积分区间，x0初值
h为步长，默认为0.001-Differential Equation of Order 2 Runge_kutta call format with ode45, f for the differential function, ab for the integration interval, x0 h for the initial step, the default is 0.001
调用格式同ode45，
f为微分方程函数，a b为积分区间，x0初值
h为步长，默认为0.001-Differential Equation of Order 2 Runge_kutta call format with ode45, f for the differential function, ab for the integration interval, x0 h for the initial step, the default is 0.001
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下载文件列表
Runge_kutta2.m