21   params.
addParam<
Real>(
"coeff", 1., 
"A coefficient for multiplying the reaction term");
 Represents a nodal reaction term equivalent to $a * u$. 
registerMooseObject("MooseApp", ReactionNodalKernel)
virtual Real computeQpJacobian() override
The user can override this function to compute the "on-diagonal" Jacobian contribution. 
virtual Real computeQpResidual() override
The user can override this function to compute the residual at a node. 
static InputParameters validParams()
ReactionNodalKernel(const InputParameters ¶meters)
const VariableValue & _u
Value of the unknown variable this is acting on. 
DIE A HORRIBLE DEATH HERE typedef LIBMESH_DEFAULT_SCALAR_TYPE Real
static InputParameters validParams()
Class constructor. 
Base class for creating nodal kernels with hand-coded Jacobians. 
unsigned int _qp
Quadrature point index. 
const Real _coeff
An optional input-file supplied rate coefficient.