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using std::frexp instead of frexp

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This commit is contained in:
jdh8 2012-08-08 17:50:56 +08:00
parent 8cddcaf839
commit c5800a2452
1 changed files with 3 additions and 6 deletions
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9
unsupported/Eigen/src/MatrixFunctions/MatrixExponential.h
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@ -283,9 +283,8 @@ EIGEN_STRONG_INLINE void MatrixExponential<MatrixType>::pade17(const MatrixType
template <typename MatrixType>
void MatrixExponential<MatrixType>::computeUV(float)
{
using std::max;
using std::frexp;
using std::pow;
using std::ceil;
if (m_l1norm < 4.258730016922831e-001) {
pade3(m_M);
} else if (m_l1norm < 1.880152677804762e+000) {
@ -302,9 +301,8 @@ void MatrixExponential<MatrixType>::computeUV(float)
template <typename MatrixType>
void MatrixExponential<MatrixType>::computeUV(double)
{
using std::max;
using std::frexp;
using std::pow;
using std::ceil;
if (m_l1norm < 1.495585217958292e-002) {
pade3(m_M);
} else if (m_l1norm < 2.539398330063230e-001) {
@ -325,9 +323,8 @@ void MatrixExponential<MatrixType>::computeUV(double)
template <typename MatrixType>
void MatrixExponential<MatrixType>::computeUV(long double)
{
using std::max;
using std::frexp;
using std::pow;
using std::ceil;
#if LDBL_MANT_DIG == 53 // double precision
computeUV(double());
#elif LDBL_MANT_DIG <= 64 // extended precision