(self)
return self.c/(self._frequency*self._n)
Returns wavelength of the wave.
        It depends on the medium of the wave.

        Examples
        ========

        >>> from sympy import symbols
        >>> from sympy.physics.optics import TWave
        >>> A, phi, f = symbols('A, phi, f')
        >>> w = TWave(A, f, phi)
        >>> w.wavelength
        c/(f*n)
Returns wavelength of the wave.
        It depends on the medium of the wave.
Returns wavelength of the wave . It depends on the medium of the wave .
def wavelength(self):
        """
        Returns wavelength of the wave.
        It depends on the medium of the wave.

        Examples
        ========

        >>> from sympy import symbols
        >>> from sympy.physics.optics import TWave
        >>> A, phi, f = symbols('A, phi, f')
        >>> w = TWave(A, f, phi)
        >>> w.wavelength
        c/(f*n)
        """
        return self.c/(self._frequency*self._n)
def wavelength ( self ) : return self . c / ( self . _frequency * self . _n )