code: def Square(x, a, b, c):
      
      return a * x ** 2 + b * x + c
docs: Second order polynomial
  
      Inputs:
      -------
          ``x``: independent variable
          ``a``: coefficient of the second-order term
          ``b``: coefficient of the first-order term
          ``c``: additive constant
  
      Formula:
      --------
          ``a*x^2 + b*x + c``