#Simulation of exponential growth
class ExponentialGrowth:
    data x: Float  #Define variable x

    func initialize(this):
        x = 0.1  #Set initial value
        solution_parameters(20, 0.1)

    func dynamic(this):
        $x = 0.3 * x   #The differential equation

    func final(this):
        graph(x, title="Exponential Growth")
        print("final-values:", x, time) #For the automatic test script


compile ExponentialGrowth