text: import cmath
  a = complex(2, 3)
  b = complex(1, 2)
  print "Addition is :", a+b
  print "Dot product is :", (a.real*b.real)+(a.imag+b.imag)
  print "Absolute value of a is : ", abs(a)
  print "Exponential value of a is: ",(cmath.exp(a))