import matplotlib.pyplot as plt from math import exp def Euler(x_f,n) : x=0 y=1 h=x_f/n abscisse=[0] ordonnee=[1] expo=[1] for i in range(n) : y=(1+h)*y x=x+h abscisse.append(x) ordonnee.append(y) expo.append(exp(x)) plt.plot(abscisse,ordonnee,"r") plt.plot(abscisse,expo,"b") plt.show()