27   typedef typename NumTraits<Scalar>::Real RealScalar;  typedef
28   static const int value = std::numeric_limits<RealScalar>::digits<= 24?  5:  // single precision
29                            std::numeric_limits<RealScalar>::digits<= 53?  7:  // double precision
30                            std::numeric_limits<RealScalar>::digits<= 64?  8:  // extended precision
31                            std::numeric_limits<RealScalar>::digits<=106? 10:  // double-double
40   typedef typename MatrixType::RealScalar RealScalar;  in matrix_log_compute_2x2()  typedef
58   else if ((abs(A(0,0)) < RealScalar(0.5)*abs(A(1,1))) || (abs(A(0,0)) > 2*abs(A(1,1))))  in matrix_log_compute_2x2()
65 …ingNumber = static_cast<int>(ceil((imag(logA11 - logA00) - RealScalar(EIGEN_PI)) / RealScalar(2*EI…  in matrix_log_compute_2x2()
134   typedef typename NumTraits<typename MatrixType::Scalar>::Real RealScalar;  in matrix_log_compute_pade()  typedef
139   const RealScalar nodes[][maxPadeDegree] = {   in matrix_log_compute_pade()
175   const RealScalar weights[][maxPadeDegree] = {   in matrix_log_compute_pade()
214     RealScalar weight = weights[degree-minPadeDegree][k];  in matrix_log_compute_pade()
215     RealScalar node = nodes[degree-minPadeDegree][k];  in matrix_log_compute_pade()
227   typedef typename NumTraits<Scalar>::Real RealScalar;  in matrix_log_compute_big()  typedef
236 …const RealScalar maxNormForPade = maxPadeDegree<= 5? 5.3149729967117310e-1L:                    //…  in matrix_log_compute_big()
243 …RealScalar normTminusI = (T - MatrixType::Identity(T.rows(), T.rows())).cwiseAbs().colwise().sum()…  in matrix_log_compute_big()
246       int degree2 = matrix_log_get_pade_degree(normTminusI / RealScalar(2));  in matrix_log_compute_big()
257   result *= pow(RealScalar(2), numberOfSquareRoots);  in matrix_log_compute_big()