[ΓeAe(ϕE−ϕPδxPE)−ΓwAw(ϕP−ϕWδxWP)]+[ΓnAn(ϕN−ϕPδyPN)−ΓsAs(ϕP−ϕSδySP)]+[ΓtAt(ϕT−ϕPδzPT)−ΓbAb(ϕP−ϕBδzBP)]+(Su+SpϕP)=0{"version":"1.1","math":"\left[\Gamma_e A_e \left( \frac{\phi_E-\phi_P}{\delta x_{PE}}\right)-\Gamma_w A_w \left( \frac{\phi_P-\phi_W}{\delta x_{WP}}\right)\right]%\\ +\left[\Gamma_n A_n \left( \frac{\phi_N-\phi_P}{\delta y_{PN}}\right) -\Gamma_s A_s \left( \frac{\phi_P-\phi_S}{\delta y_{SP}}\right)\right]+\left[\Gamma_t A_t \left( \frac{\phi_T-\phi_P}{\delta z_{PT}}\right)-\Gamma_b A_b \left( \frac{\phi_P-\phi_B}{\delta z_{BP}}\right)\right]+\left(S_u+S_p\phi_P\right)=0"}

is this equation fully discretized ?