Squashed 'third_party/eigen/' changes from 61d72f6..cf794d3
Change-Id: I9b814151b01f49af6337a8605d0c42a3a1ed4c72
git-subtree-dir: third_party/eigen
git-subtree-split: cf794d3b741a6278df169e58461f8529f43bce5d
diff --git a/unsupported/Eigen/src/IterativeSolvers/Scaling.h b/unsupported/Eigen/src/IterativeSolvers/Scaling.h
index 4fd4392..d113e6e 100644
--- a/unsupported/Eigen/src/IterativeSolvers/Scaling.h
+++ b/unsupported/Eigen/src/IterativeSolvers/Scaling.h
@@ -9,6 +9,9 @@
#ifndef EIGEN_ITERSCALING_H
#define EIGEN_ITERSCALING_H
+
+namespace Eigen {
+
/**
* \ingroup IterativeSolvers_Module
* \brief iterative scaling algorithm to equilibrate rows and column norms in matrices
@@ -41,8 +44,6 @@
*
* \sa \ref IncompleteLUT
*/
-namespace Eigen {
-using std::abs;
template<typename _MatrixType>
class IterScaling
{
@@ -71,6 +72,7 @@
*/
void compute (const MatrixType& mat)
{
+ using std::abs;
int m = mat.rows();
int n = mat.cols();
eigen_assert((m>0 && m == n) && "Please give a non - empty matrix");