Pendulum animation using an ODE equation

Objective: Attached Link to youtube video- https://youtu.be/rd3AcBv1qDU Pendulum animation code: clear all close all clc l = 1; m = 1; g = 9.81; b = 0.5; %initial conditions theta_0 = [pi/2;3]; %time points t_span = linspace(0,20,500); %solve ode [t,x] = ode45(@(t,theta) ode_func(t,theta,b,g,l,m),t_span,theta_0); %origin…