Base class for deriving any boundary condition of a integrated type.
const InputParameters & parameters() const
Get the parameters of the object.
Implements a simple Vacuum BC for neutron diffusion on the boundary.
static InputParameters validParams()
Factory constructor, takes parameters so that all derived classes can be built using the same constru...
Real _alpha
Ratio of u to du/dn.
virtual Real computeQpJacobian() override
Method for computing the diagonal Jacobian at quadrature points.
virtual Real computeQpResidual() override
Method for computing the residual at quadrature points.