15-May-2025 17:51:47 ode_rk4_test(): MATLAB/Octave version 6.4.0 ode_rk4() is an interactive program which uses a fourth order Runge-Kutta method to estimate the solution of an ordinary differential equation (ODE) of the form y' = f(x,y) for a <= x <= b, with initial condition y(a)=ya using n steps. ode_rk4_test(): Normal end of execution. 15-May-2025 17:51:58