MathFunctions.h | 131 * Implementation of real_ref * 155 inline typename add_const_on_value_type< EIGEN_MATHFUNC_RETVAL(real_ref, Scalar) >::type real_ref(const Scalar& x) function in namespace:Eigen::internal 161 inline EIGEN_MATHFUNC_RETVAL(real_ref, Scalar) real_ref(Scalar& x) function in namespace:Eigen::internal 163 return EIGEN_MATHFUNC_IMPL(real_ref, Scalar)::run(x);
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