RichardsRelPermMonomial(const InputParameters ¶meters)
Base class for Richards relative permeability classes that provide relative permeability as a functio...
Real d2relperm(Real seff) const
Second derivative of elative permeability wrt seff.
Real _n
exponent, must be >= 0
InputParameters validParams< RichardsRelPermMonomial >()
Real drelperm(Real seff) const
Derivative of elative permeability wrt seff.
Real _zero_to_the_zero
0^0, which is used if _n=0
Real _simm
immobile saturation
Monomial form of relative permeability relperm = Seff^n for 0<Seff<=1, where S = (S - simm)/(1 - simm...
Real relperm(Real seff) const
Relative permeability.