)$-plane of the intersection of the $<S>=0$ and $<B>=0\beta<Q>$ surfaces for the SSBM with the critical surface for different values of $\beta$. $T_0$ is set at 000 MeV.  Projections on the $(\mu_u,\mu_d)$-plane of the intersection of the $<S>=0$ and $<B>=0\beta<Q>$ surfaces for the SSBM with the critical surface for different values of $\beta$. $T_0$ is set at 000 MeV.  Projections on the $(\mu_u,\mu_