def calculate(self, **state):
super().calculate(**state)<EOL>return self.mm * self.P / R / state["<STR_LIT:T>"]<EOL>
Calculate the density at the specified temperature.

:param T: [K] temperature

:returns: [kg/m3] density

The **state parameter contains the keyword argument(s) specified above\
that are used to describe the state of the material.