PETSc framework for solving:
\div dcoef \grad phi + bcoef phi = rhs
[n . dcoef \grad phi] = jump
phi = g_{dirichlet} on \Gamma_D
n \grad phi = 0 on \Gamma_N
PETSc framework for solving:
\div dcoef \grad phi + bcoef phi = rhs
[n . dcoef \grad phi] = jump
phi = g_{dirichlet} on \Gamma_D
n \grad phi = 0 on \Gamma_N