| 74 | |
| 75 | template<typename Derived> |
| 76 | inline typename NumTraits<typename internal::traits<Derived>::Scalar>::Real |
| 77 | SparseMatrixBase<Derived>::squaredNorm() const |
| 78 | { |
| 79 | return numext::real((*this).cwiseAbs2().sum()); |
| 80 | } |
| 81 | |
| 82 | template<typename Derived> |
| 83 | inline typename NumTraits<typename internal::traits<Derived>::Scalar>::Real |