diff --git a/Packages/Optimisation_doc/changes.txt b/Packages/Optimisation_doc/changes.txt
index 3a35890ab20..de180c890cd 100644
--- a/Packages/Optimisation_doc/changes.txt
+++ b/Packages/Optimisation_doc/changes.txt
@@ -1,5 +1,8 @@
 Changes done to the `Optimisation_doc' package
 
+Version 1.0.6 on 27-Jul-2001
+- Susan made changes necessary for manual split
+
 Version 1.0.5 on 19-Jul-2001
 - removed definitons of '\ccRequirements' and '\ccRequire' (moved to cc_manual)
 
diff --git a/Packages/Optimisation_doc/doc_tex/Optimisation/Optimisation_ref/main.tex b/Packages/Optimisation_doc/doc_tex/Optimisation/Optimisation_ref/main.tex
index 224fc22ed88..0c1f5b78437 100644
--- a/Packages/Optimisation_doc/doc_tex/Optimisation/Optimisation_ref/main.tex
+++ b/Packages/Optimisation_doc/doc_tex/Optimisation/Optimisation_ref/main.tex
@@ -10,7 +10,8 @@
 % $Date$
 % =============================================================================
 
-\section{Reference Pages}
+%\section{Reference Pages}
+\chapter{Geometric Optimisation}
 
 \input{Optimisation_ref/reference_part}
 
diff --git a/Packages/Optimisation_doc/doc_tex/Optimisation/Optimisation_ref/reference_part.tex b/Packages/Optimisation_doc/doc_tex/Optimisation/Optimisation_ref/reference_part.tex
index 84af158db95..4015dcaab59 100644
--- a/Packages/Optimisation_doc/doc_tex/Optimisation/Optimisation_ref/reference_part.tex
+++ b/Packages/Optimisation_doc/doc_tex/Optimisation/Optimisation_ref/reference_part.tex
@@ -41,6 +41,13 @@ All furthest neigbors (2D), width of point set (3D), polytope distance (dD).
 \paragraph{Advanced Techniques.}
 Monotone and sorted matrix search.
 
+\section*{Assertions}
+The optimisation code uses infix \ccc{OPTIMISATION} in the assertions,
+e.g.\ defining the compiler flag
+\ccc{CGAL_OPTIMISATION_NO_PRECONDITIONS} switches precondition
+checking off, cf.~\cgalReferToAssertions
+
+
 % -----------------------------------------------------------------------------
 \subsection*{Bounding Areas and Volumes}
 
diff --git a/Packages/Optimisation_doc/doc_tex/Optimisation/main.tex b/Packages/Optimisation_doc/doc_tex/Optimisation/main.tex
index 264475e5f7f..29b3c8336dc 100644
--- a/Packages/Optimisation_doc/doc_tex/Optimisation/main.tex
+++ b/Packages/Optimisation_doc/doc_tex/Optimisation/main.tex
@@ -18,6 +18,8 @@
 \ccChapterAuthor{Michael Hoffmann}\ccTexHtml{\\}{<BR>}
 \ccChapterAuthor{Sven Sch{\"o}nherr}
 
+%\minitoc
+
 \ccTexHtml{\thispagestyle{empty}}{}
 
 % =============================================================================
@@ -30,7 +32,7 @@
 % reference part
 % =============================================================================
 
-\input{Optimisation_ref/main.tex}
+%\input{Optimisation_ref/main.tex}
 
 \cgalColumnLayout
 
diff --git a/Packages/Optimisation_doc/doc_tex/Optimisation/user_part.tex b/Packages/Optimisation_doc/doc_tex/Optimisation/user_part.tex
index 7f242961003..e3d6607fb41 100644
--- a/Packages/Optimisation_doc/doc_tex/Optimisation/user_part.tex
+++ b/Packages/Optimisation_doc/doc_tex/Optimisation/user_part.tex
@@ -10,7 +10,7 @@
 % $Date$
 % =============================================================================
 
-\section{Introduction}
+%\section{Introduction}
 
 This chapter describes routines for solving geometric optimisation
 problems.
@@ -52,11 +52,11 @@ general implementations of
     (\ccc{rectangular_p_center_2}).
 \end{itemize}
 
-\subsubsection*{Assertions}
-The optimisation code uses infix \ccc{OPTIMISATION} in the assertions,
-e.g.\ defining the compiler flag
-\ccc{CGAL_OPTIMISATION_NO_PRECONDITIONS} switches precondition
-checking off, cf.~\cgalReferToAssertions
+%\subsubsection*{Assertions}
+%The optimisation code uses infix \ccc{OPTIMISATION} in the assertions,
+%e.g.\ defining the compiler flag
+%\ccc{CGAL_OPTIMISATION_NO_PRECONDITIONS} switches precondition
+%checking off, cf.~\cgalReferToAssertions
 
 % ===== EOF ===================================================================
 
diff --git a/Packages/Optimisation_doc/doc_tex/basic/Optimisation/Optimisation_ref/main.tex b/Packages/Optimisation_doc/doc_tex/basic/Optimisation/Optimisation_ref/main.tex
index 224fc22ed88..0c1f5b78437 100644
--- a/Packages/Optimisation_doc/doc_tex/basic/Optimisation/Optimisation_ref/main.tex
+++ b/Packages/Optimisation_doc/doc_tex/basic/Optimisation/Optimisation_ref/main.tex
@@ -10,7 +10,8 @@
 % $Date$
 % =============================================================================
 
-\section{Reference Pages}
+%\section{Reference Pages}
+\chapter{Geometric Optimisation}
 
 \input{Optimisation_ref/reference_part}
 
diff --git a/Packages/Optimisation_doc/doc_tex/basic/Optimisation/Optimisation_ref/reference_part.tex b/Packages/Optimisation_doc/doc_tex/basic/Optimisation/Optimisation_ref/reference_part.tex
index 84af158db95..4015dcaab59 100644
--- a/Packages/Optimisation_doc/doc_tex/basic/Optimisation/Optimisation_ref/reference_part.tex
+++ b/Packages/Optimisation_doc/doc_tex/basic/Optimisation/Optimisation_ref/reference_part.tex
@@ -41,6 +41,13 @@ All furthest neigbors (2D), width of point set (3D), polytope distance (dD).
 \paragraph{Advanced Techniques.}
 Monotone and sorted matrix search.
 
+\section*{Assertions}
+The optimisation code uses infix \ccc{OPTIMISATION} in the assertions,
+e.g.\ defining the compiler flag
+\ccc{CGAL_OPTIMISATION_NO_PRECONDITIONS} switches precondition
+checking off, cf.~\cgalReferToAssertions
+
+
 % -----------------------------------------------------------------------------
 \subsection*{Bounding Areas and Volumes}
 
diff --git a/Packages/Optimisation_doc/doc_tex/basic/Optimisation/main.tex b/Packages/Optimisation_doc/doc_tex/basic/Optimisation/main.tex
index 264475e5f7f..29b3c8336dc 100644
--- a/Packages/Optimisation_doc/doc_tex/basic/Optimisation/main.tex
+++ b/Packages/Optimisation_doc/doc_tex/basic/Optimisation/main.tex
@@ -18,6 +18,8 @@
 \ccChapterAuthor{Michael Hoffmann}\ccTexHtml{\\}{<BR>}
 \ccChapterAuthor{Sven Sch{\"o}nherr}
 
+%\minitoc
+
 \ccTexHtml{\thispagestyle{empty}}{}
 
 % =============================================================================
@@ -30,7 +32,7 @@
 % reference part
 % =============================================================================
 
-\input{Optimisation_ref/main.tex}
+%\input{Optimisation_ref/main.tex}
 
 \cgalColumnLayout
 
diff --git a/Packages/Optimisation_doc/doc_tex/basic/Optimisation/user_part.tex b/Packages/Optimisation_doc/doc_tex/basic/Optimisation/user_part.tex
index 7f242961003..e3d6607fb41 100644
--- a/Packages/Optimisation_doc/doc_tex/basic/Optimisation/user_part.tex
+++ b/Packages/Optimisation_doc/doc_tex/basic/Optimisation/user_part.tex
@@ -10,7 +10,7 @@
 % $Date$
 % =============================================================================
 
-\section{Introduction}
+%\section{Introduction}
 
 This chapter describes routines for solving geometric optimisation
 problems.
@@ -52,11 +52,11 @@ general implementations of
     (\ccc{rectangular_p_center_2}).
 \end{itemize}
 
-\subsubsection*{Assertions}
-The optimisation code uses infix \ccc{OPTIMISATION} in the assertions,
-e.g.\ defining the compiler flag
-\ccc{CGAL_OPTIMISATION_NO_PRECONDITIONS} switches precondition
-checking off, cf.~\cgalReferToAssertions
+%\subsubsection*{Assertions}
+%The optimisation code uses infix \ccc{OPTIMISATION} in the assertions,
+%e.g.\ defining the compiler flag
+%\ccc{CGAL_OPTIMISATION_NO_PRECONDITIONS} switches precondition
+%checking off, cf.~\cgalReferToAssertions
 
 % ===== EOF ===================================================================
 
diff --git a/Packages/Optimisation_doc/maintainer b/Packages/Optimisation_doc/maintainer
index cb802dd059c..0aca91191ff 100644
--- a/Packages/Optimisation_doc/maintainer
+++ b/Packages/Optimisation_doc/maintainer
@@ -1,2 +1,3 @@
 Sven Schönherr <sven@inf.ethz.ch>
 Michael Hoffmann <hoffmann@inf.ethz.ch>
+Suasn Hert <hert@mpi-sb.mpg.de>