double HuntCrossleyForce::ContactParameters::getViscousFriction() const { return get_viscous_friction(); }
double ElasticFoundationForce::ContactParameters::getViscousFriction() const { return get_viscous_friction(); }
double HuntCrossleyForce::ContactParameters::getViscousFriction() const { return get_viscous_friction(); }
double ElasticFoundationForce::ContactParameters::getViscousFriction() const { return get_viscous_friction(); }