Doc: replace manual TOC by doxygen's \tableofcontents command
diff --git a/doc/C04_TutorialBlockOperations.dox b/doc/C04_TutorialBlockOperations.dox
index eac0eaa..639df17 100644
--- a/doc/C04_TutorialBlockOperations.dox
+++ b/doc/C04_TutorialBlockOperations.dox
@@ -11,12 +11,7 @@
 as rvalues and as lvalues. As usual with Eigen expressions, this abstraction has zero runtime cost
 provided that you let your compiler optimize.
 
-\b Table \b of \b contents
-  - \ref TutorialBlockOperationsUsing
-  - \ref TutorialBlockOperationsSyntaxColumnRows
-  - \ref TutorialBlockOperationsSyntaxCorners
-  - \ref TutorialBlockOperationsSyntaxVectors
-
+\tableofcontents
 
 \section TutorialBlockOperationsUsing Using block operations