Grand canonical partition function
= Grand canonical partition function
{title2=$\mathcal Z$}
The grand canonical partition function is
$$
\mathcal Z=\sum_s e^{-\beta(E_s-\mu N_s)}.
$$
= Grand canonical partition function
{title2=$\mathcal Z$}
The grand canonical partition function is
$$
\mathcal Z=\sum_s e^{-\beta(E_s-\mu N_s)}.
$$