25-May-2021 13:31:24 spring_double_ode_test: MATLAB/Octave version 4.2.2 Solve the double spring ODE. Parameter values: mass #1 = 3 mass #2 = 5 stiffness #1 = 1 stiffness #2 = 10 t0 = 0 u0 = 0 v0 = 1 tstop = 50 spring_double_ode23(): Use ode23() to solve the double spring ODE. Number of variable steps = 591 Graphics saved in "spring_double_ode23_plot.png" spring_double_ode_test: Normal end of execution. 25-May-2021 13:31:25