from math import* import matplotlib.pyplot as plt def coord (LA,LB): xA=LA[0] ; xB=LB[0] yA=LA[1] ; yB=LB[1] mx=................... my=................... L=[mx,my] return(L) def repere(LA,LB): Lx=[LA[0],LB[0]] Ly=[LA[1],LB[1]] L=coord(LA,LB) Lx.append(L[0]) Ly.append(L[1]) plt.plot(Lx,Ly,'ro') plt.grid() plt.show() return()