diff --git a/doc/TopicEigenExpressionTemplates.dox b/doc/TopicEigenExpressionTemplates.dox
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+namespace Eigen {
+
+/** \page TopicEigenExpressionTemplates Expression templates in Eigen
+
+
+TODO: write this dox page!
+
+Is linked from the tutorial on arithmetic ops.
+
+*/
+
+}