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diff --git a/Eigen/src/Sparse/SparseExpressionMaker.h b/Eigen/src/Sparse/SparseExpressionMaker.h
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+++ b/Eigen/src/Sparse/SparseExpressionMaker.h
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+// This file is part of Eigen, a lightweight C++ template library
+// for linear algebra.
+//
+// Copyright (C) 2009 Gael Guennebaud <g.gael@free.fr>
+//
+// Eigen is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 3 of the License, or (at your option) any later version.
+//
+// Alternatively, you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 2 of
+// the License, or (at your option) any later version.
+//
+// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY
+// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License and a copy of the GNU General Public License along with
+// Eigen. If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef EIGEN_SPARSE_EXPRESSIONMAKER_H
+#define EIGEN_SPARSE_EXPRESSIONMAKER_H
+
+template<typename XprType>
+struct MakeNestByValue<XprType,IsSparse>
+{
+  typedef SparseNestByValue<XprType> Type;
+};
+
+template<typename Func, typename XprType>
+struct MakeCwiseUnaryOp<Func,XprType,IsSparse>
+{
+  typedef SparseCwiseUnaryOp<Func,XprType> Type;
+};
+
+template<typename Func, typename A, typename B>
+struct MakeCwiseBinaryOp<Func,A,B,IsSparse>
+{
+  typedef SparseCwiseBinaryOp<Func,A,B> Type;
+};
+
+// TODO complete the list
+
+#endif // EIGEN_SPARSE_EXPRESSIONMAKER_H