Definition at line 28 of file basal_resistance.cc.
Referenced by pism::IceBasalResistancePlasticLaw::drag(), pism::IceBasalResistancePseudoPlasticLaw::drag(), pism::IceBasalResistanceRegularizedLaw::drag(), pism::IceBasalResistancePlasticLaw::drag_with_derivative(), pism::IceBasalResistancePseudoPlasticLaw::drag_with_derivative(), and pism::IceBasalResistanceRegularizedLaw::drag_with_derivative().