/** @brief Geological Stress $\sigma_{0}$ */ void TRMSpatialPropertiesMap::S_0(TPZManVector<STATE,3> &x, TPZFMatrix<STATE> &s_0){ s_0.Resize(3, 3); s_0.Zero(); REAL MPa = 1.0e6; s_0(0,0) = -40.0*MPa; s_0(1,1) = -50.0*MPa; s_0(2,2) = -60.0*MPa; }