a lot of cleaning and fixes
diff --git a/test/array.cpp b/test/array.cpp
index 9b349db..0284d55 100644
--- a/test/array.cpp
+++ b/test/array.cpp
@@ -22,7 +22,6 @@
 // License and a copy of the GNU General Public License along with
 // Eigen. If not, see <http://www.gnu.org/licenses/>.
 
-#define EIGEN2_SUPPORT
 #include "main.h"
 #include <Eigen/Array>
 
@@ -51,15 +50,15 @@
           s2 = ei_random<Scalar>();
 
   // scalar addition
-  VERIFY_IS_APPROX(m1.cwise() + s1, s1 + m1.cwise());
-  VERIFY_IS_APPROX(m1.cwise() + s1, MatrixType::Constant(rows,cols,s1) + m1);
-  VERIFY_IS_APPROX((m1*Scalar(2)).cwise() - s2, (m1+m1) - MatrixType::Constant(rows,cols,s2) );
+  VERIFY_IS_APPROX(m1.array() + s1, s1 + m1.array());
+  VERIFY_IS_APPROX((m1.array() + s1).asMatrix(), MatrixType::Constant(rows,cols,s1) + m1);
+  VERIFY_IS_APPROX(((m1*Scalar(2)).array() - s2).asMatrix(), (m1+m1) - MatrixType::Constant(rows,cols,s2) );
   m3 = m1;
-  m3.cwise() += s2;
-  VERIFY_IS_APPROX(m3, m1.cwise() + s2);
+  m3.array() += s2;
+  VERIFY_IS_APPROX(m3, (m1.array() + s2).asMatrix());
   m3 = m1;
-  m3.cwise() -= s1;
-  VERIFY_IS_APPROX(m3, m1.cwise() - s1);
+  m3.array() -= s1;
+  VERIFY_IS_APPROX(m3, (m1.array() - s1).asMatrix());
 
   // reductions
   VERIFY_IS_APPROX(m1.colwise().sum().sum(), m1.sum());
@@ -95,53 +94,54 @@
              m2 = MatrixType::Random(rows, cols),
              m3(rows, cols);
 
-  VERIFY(((m1.cwise() + Scalar(1)).cwise() > m1).all());
-  VERIFY(((m1.cwise() - Scalar(1)).cwise() < m1).all());
+  VERIFY(((m1.array() + Scalar(1)) > m1.array()).all());
+  VERIFY(((m1.array() - Scalar(1)) < m1.array()).all());
   if (rows*cols>1)
   {
     m3 = m1;
     m3(r,c) += 1;
-    VERIFY(! (m1.cwise() < m3).all() );
-    VERIFY(! (m1.cwise() > m3).all() );
+    VERIFY(! (m1.array() < m3.array()).all() );
+    VERIFY(! (m1.array() > m3.array()).all() );
   }
 
   // comparisons to scalar
-  VERIFY( (m1.cwise() != (m1(r,c)+1) ).any() );
-  VERIFY( (m1.cwise() > (m1(r,c)-1) ).any() );
-  VERIFY( (m1.cwise() < (m1(r,c)+1) ).any() );
-  VERIFY( (m1.cwise() == m1(r,c) ).any() );
+  VERIFY( (m1.array() != (m1(r,c)+1) ).any() );
+  VERIFY( (m1.array() > (m1(r,c)-1) ).any() );
+  VERIFY( (m1.array() < (m1(r,c)+1) ).any() );
+  VERIFY( (m1.array() == m1(r,c) ).any() );
 
   // test Select
-  VERIFY_IS_APPROX( (m1.cwise()<m2).select(m1,m2), m1.cwise().min(m2) );
-  VERIFY_IS_APPROX( (m1.cwise()>m2).select(m1,m2), m1.cwise().max(m2) );
-  Scalar mid = (m1.cwise().abs().minCoeff() + m1.cwise().abs().maxCoeff())/Scalar(2);
+  VERIFY_IS_APPROX( (m1.array()<m2.array()).select(m1,m2), m1.cwiseMin(m2) );
+  VERIFY_IS_APPROX( (m1.array()>m2.array()).select(m1,m2), m1.cwiseMax(m2) );
+  Scalar mid = (m1.cwiseAbs().minCoeff() + m1.cwiseAbs().maxCoeff())/Scalar(2);
   for (int j=0; j<cols; ++j)
   for (int i=0; i<rows; ++i)
     m3(i,j) = ei_abs(m1(i,j))<mid ? 0 : m1(i,j);
-  VERIFY_IS_APPROX( (m1.cwise().abs().cwise()<MatrixType::Constant(rows,cols,mid))
+  VERIFY_IS_APPROX( (m1.array().abs()<MatrixType::Constant(rows,cols,mid).array())
                         .select(MatrixType::Zero(rows,cols),m1), m3);
   // shorter versions:
-  VERIFY_IS_APPROX( (m1.cwise().abs().cwise()<MatrixType::Constant(rows,cols,mid))
+  VERIFY_IS_APPROX( (m1.array().abs()<MatrixType::Constant(rows,cols,mid).array())
                         .select(0,m1), m3);
-  VERIFY_IS_APPROX( (m1.cwise().abs().cwise()>=MatrixType::Constant(rows,cols,mid))
+  VERIFY_IS_APPROX( (m1.array().abs()>=MatrixType::Constant(rows,cols,mid).array())
                         .select(m1,0), m3);
   // even shorter version:
-  VERIFY_IS_APPROX( (m1.cwise().abs().cwise()<mid).select(0,m1), m3);
+  VERIFY_IS_APPROX( (m1.array().abs()<mid).select(0,m1), m3);
 
   // count
-  VERIFY(((m1.cwise().abs().cwise()+1).cwise()>RealScalar(0.1)).count() == rows*cols);
-  VERIFY_IS_APPROX(((m1.cwise().abs().cwise()+1).cwise()>RealScalar(0.1)).colwise().count(), RowVectorXi::Constant(cols,rows));
-  VERIFY_IS_APPROX(((m1.cwise().abs().cwise()+1).cwise()>RealScalar(0.1)).rowwise().count(), VectorXi::Constant(rows, cols));
+  VERIFY(((m1.array().abs()+1)>RealScalar(0.1)).count() == rows*cols);
+  // TODO allows colwise/rowwise for array
+  VERIFY_IS_APPROX(((m1.array().abs()+1)>RealScalar(0.1)).asMatrix().colwise().count(), RowVectorXi::Constant(cols,rows));
+  VERIFY_IS_APPROX(((m1.array().abs()+1)>RealScalar(0.1)).asMatrix().rowwise().count(), VectorXi::Constant(rows, cols));
 }
 
 template<typename VectorType> void lpNorm(const VectorType& v)
 {
   VectorType u = VectorType::Random(v.size());
 
-  VERIFY_IS_APPROX(u.template lpNorm<Infinity>(), u.cwise().abs().maxCoeff());
-  VERIFY_IS_APPROX(u.template lpNorm<1>(), u.cwise().abs().sum());
-  VERIFY_IS_APPROX(u.template lpNorm<2>(), ei_sqrt(u.cwise().abs().cwise().square().sum()));
-  VERIFY_IS_APPROX(ei_pow(u.template lpNorm<5>(), typename VectorType::RealScalar(5)), u.cwise().abs().cwise().pow(5).sum());
+  VERIFY_IS_APPROX(u.template lpNorm<Infinity>(), u.cwiseAbs().maxCoeff());
+  VERIFY_IS_APPROX(u.template lpNorm<1>(), u.cwiseAbs().sum());
+  VERIFY_IS_APPROX(u.template lpNorm<2>(), ei_sqrt(u.array().abs().square().sum()));
+  VERIFY_IS_APPROX(ei_pow(u.template lpNorm<5>(), typename VectorType::RealScalar(5)), u.array().abs().pow(5).sum());
 }
 
 void test_array()