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Fix bug #314:

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- remove most of the metaprogramming kung fu in MathFunctions.h (only keep functions that differs from the std)
- remove the overloads for array expression that were in the std namespace
This commit is contained in:
Gael Guennebaud
2012-11-06 15:25:50 +01:00
parent 959ef37006
commit a76fbbf397
88 changed files with 496 additions and 468 deletions
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6
unsupported/Eigen/src/MatrixFunctions/MatrixSquareRoot.h
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@@ -99,11 +99,12 @@ template <typename MatrixType>
void MatrixSquareRootQuasiTriangular<MatrixType>::computeDiagonalPartOfSqrt(MatrixType& sqrtT,
const MatrixType& T)
{
using std::sqrt;
const Index size = m_A.rows();
for (Index i = 0; i < size; i++) {
if (i == size - 1 || T.coeff(i+1, i) == 0) {
eigen_assert(T(i,i) > 0);
sqrtT.coeffRef(i,i) = internal::sqrt(T.coeff(i,i));
sqrtT.coeffRef(i,i) = sqrt(T.coeff(i,i));
}
else {
compute2x2diagonalBlock(sqrtT, T, i);
@@ -289,6 +290,7 @@ template <typename MatrixType>
template <typename ResultType>
void MatrixSquareRootTriangular<MatrixType>::compute(ResultType &result)
{
using std::sqrt;
// Compute Schur decomposition of m_A
const ComplexSchur<MatrixType> schurOfA(m_A);
const MatrixType& T = schurOfA.matrixT();
@@ -299,7 +301,7 @@ void MatrixSquareRootTriangular<MatrixType>::compute(ResultType &result)
result.resize(m_A.rows(), m_A.cols());
typedef typename MatrixType::Index Index;
for (Index i = 0; i < m_A.rows(); i++) {
result.coeffRef(i,i) = internal::sqrt(T.coeff(i,i));
result.coeffRef(i,i) = sqrt(T.coeff(i,i));
}
for (Index j = 1; j < m_A.cols(); j++) {
for (Index i = j-1; i >= 0; i--) {