rk23
Runge-Kutta ODE solvers of orders 2 and 3

rk23, an Octave code which implements Runge-Kutta solvers of orders 2 and 3 for a system of ordinary differential equations (ODE).

Licensing:

The computer code and data files described and made available on this web page are distributed under the MIT license

Languages:

rk23 is available in a MATLAB version and an Octave version.

Related Data and Programs:

backward_euler, an Octave code which solves one or more ordinary differential equations (ODE) using the backward Euler method.

euler, an Octave code which solves one or more ordinary differential equations (ODE) using the forward Euler method.

midpoint, an Octave code which solves one or more ordinary differential equations (ODE) using the midpoint method.

rk12, an Octave code which implements Runge-Kutta solvers of orders 1 and 2 for a system of ordinary differential equations (ODE).

rk23_test

rk34, an Octave code which implements Runge-Kutta solvers of orders 3 and 4 for a system of ordinary differential equations (ODE).

rk4, an Octave code which implements a fourth-order Runge-Kutta-Fehlberg solver for a system of ordinary differential equations (ODE).

rk45, an Octave code which implements Runge-Kutta solvers of orders 4 and 5 for a system of ordinary differential equations (ODE).

rkf45, an Octave code which implements the Runge-Kutta-Fehlberg solvers of orders 4 and 5 for the adaptive solution of a system of ordinary differential equations (ODE).

Source Code:

• rk2.m implements a Runge Kutta method of order 2.
• rk23.m implements Runge Kutta methods of order 2 and 3.
• rk3.m implements a Runge Kutta method of order 3.
• timestamp.m prints the current YMDHMS date as a time stamp.