from pylab import *
def f ( t ):
  s1 = cos (2* pi * t )
  e1 = exp ( - t )
  return multiply ( s1 , e1 )

def myplot():
  t1 = arange (0.0 , 5.0 , 0.1)
  t2 = arange (0.0 , 5.0 , 0.02)
  t3 = arange (0.0 , 2.0 , 0.01)
  subplot (2 ,1 ,1) # Zeilen , Spalten , welche anzuzeigen
  plot(t1, f(t1) , "go" ,t2, f (t2), "k--")
  subplot(2 ,1 ,2)
  plot (t3 , cos (2*pi*t3) , "r.")
#  show()

  subplot(2,1,1)
  grid(True)
  title("A tale of 2 subplots")
  ylabel("Gedaempfte Oszillation")

  subplot(2,1,2)
  grid(True)
  xlabel("Zeit (s)")
  ylabel("Ungedaempft")
  show()