diff --git a/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--PolynomialSubresultants.h b/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--PolynomialSubresultants.h
index 87cdc87ecc6..026c76a8848 100644
--- a/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--PolynomialSubresultants.h
+++ b/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--PolynomialSubresultants.h
@@ -3,8 +3,6 @@
 \ingroup PkgPolynomialConcepts
 \cgalConcept
 
-<B>Note:</B> This functor is optional! 
-
 Computes the polynomial subresultant of two polynomials \f$ p\f$ and \f$ q\f$ of 
 type `PolynomialTraits_d::Polynomial_d` with respect to outermost variable. 
 Let 
@@ -23,6 +21,8 @@ The result is written in an output range, starting with the \f$ 0\f$-th subresul
 \f$ \mathrm{Sres}_0(p,q)\f$ 
 (aka as the resultant of \f$ p\f$ and \f$ q\f$). 
 
+\note This functor is optional.
+
 \cgalRefines `AdaptableBinaryFunction` 
 \cgalRefines `CopyConstructible` 
 \cgalRefines `DefaultConstructible` 
diff --git a/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--PolynomialSubresultantsWithCofactors.h b/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--PolynomialSubresultantsWithCofactors.h
index b1981463df7..56c1e14f641 100644
--- a/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--PolynomialSubresultantsWithCofactors.h
+++ b/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--PolynomialSubresultantsWithCofactors.h
@@ -3,8 +3,6 @@
 \ingroup PkgPolynomialConcepts
 \cgalConcept
 
-<B>Note:</B> This functor is optional! 
-
 Computes the polynomial subresultant of two polynomials \f$ p\f$ and \f$ q\f$ of degree 
 \f$ n\f$ and \f$ m\f$, respectively, 
 as defined in the documentation of `PolynomialTraits_d::PolynomialSubresultants`. 
@@ -16,6 +14,8 @@ the <I>cofactors</I> of \f$ \mathrm{Sres}_i(p,q)\f$.
 The result is written in three output ranges, each of length \f$ \min\{n,m\}+1\f$, 
 starting with the \f$ 0\f$-th subresultant and the corresponding cofactors. 
 
+\note This functor is optional.
+
 \cgalRefines `AdaptableBinaryFunction` 
 \cgalRefines `CopyConstructible` 
 \cgalRefines `DefaultConstructible` 
diff --git a/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--PrincipalSturmHabichtSequence.h b/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--PrincipalSturmHabichtSequence.h
index bd4bd491935..376a3e279ef 100644
--- a/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--PrincipalSturmHabichtSequence.h
+++ b/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--PrincipalSturmHabichtSequence.h
@@ -3,8 +3,6 @@
 \ingroup PkgPolynomialConcepts
 \cgalConcept
 
-<B>Note:</B> This functor is optional! 
-
 Computes the principal leading coefficients of the Sturm-Habicht sequence 
 of a polynomials \f$ f\f$ of type `PolynomialTraits_d::Polynomial_d` 
 with respect a certain variable \f$ x_i\f$. 
@@ -19,6 +17,8 @@ In case that `PolynomialTraits_d::Coefficient_type` is `RealEmbeddable`, the fun
 on the resulting sequence to count the number of distinct real roots of 
 the polynomial \f$ f\f$. 
 
+\note This functor is optional.
+
 \cgalRefines `AdaptableBinaryFunction` 
 \cgalRefines `CopyConstructible` 
 \cgalRefines `DefaultConstructible` 
diff --git a/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--PrincipalSubresultants.h b/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--PrincipalSubresultants.h
index 2cddb81e1ed..3a63bc6f76d 100644
--- a/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--PrincipalSubresultants.h
+++ b/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--PrincipalSubresultants.h
@@ -3,8 +3,6 @@
 \ingroup PkgPolynomialConcepts
 \cgalConcept
 
-<B>Note:</B> This functor is optional! 
-
 Computes the principal subresultant of two polynomials \f$ p\f$ and \f$ q\f$ of 
 type `PolynomialTraits_d::Coefficient_type` 
 with respect to the outermost variable. 
@@ -19,6 +17,8 @@ principal subresultant \f$ \mathrm{sres}_0(p,q)\f$
 ,aka as the resultant of \f$ p\f$ and \f$ q\f$. 
 (Note that \f$ \mathrm{sres}_0(p,q)=\mathrm{Sres}_0(p,q)\f$ by definition) 
 
+\note This functor is optional.
+
 \cgalRefines `AdaptableBinaryFunction` 
 \cgalRefines `CopyConstructible` 
 \cgalRefines `DefaultConstructible` 
diff --git a/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--SturmHabichtSequence.h b/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--SturmHabichtSequence.h
index f6a4676dfc3..32478346def 100644
--- a/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--SturmHabichtSequence.h
+++ b/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--SturmHabichtSequence.h
@@ -3,8 +3,6 @@
 \ingroup PkgPolynomialConcepts
 \cgalConcept
 
-<B>Note:</B> This functor is optional! 
-
 Computes the Sturm-Habicht sequence 
 (aka the signed subresultant sequence) 
 of a polynomial \f$ f\f$ of type 
@@ -27,6 +25,8 @@ The result is written in an output range,
 starting with the \f$ 0\f$-th Sturm-Habicht polynomial (which is equal to 
 the discriminant of \f$ f\f$ up to a multiple of the leading coefficient). 
 
+\note This functor is optional.
+
 \cgalRefines `AdaptableBinaryFunction` 
 \cgalRefines `CopyConstructible` 
 \cgalRefines `DefaultConstructible` 
diff --git a/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--SturmHabichtSequenceWithCofactors.h b/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--SturmHabichtSequenceWithCofactors.h
index e77f9b78cd2..85efdb9edf9 100644
--- a/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--SturmHabichtSequenceWithCofactors.h
+++ b/Polynomial/doc/Polynomial/Concepts/PolynomialTraits_d--SturmHabichtSequenceWithCofactors.h
@@ -3,8 +3,6 @@
 \ingroup PkgPolynomialConcepts
 \cgalConcept
 
-<B>Note:</B> This functor is optional! 
-
 Computes the Sturm-Habicht polynomials of a polynomial \f$ f\f$ of degree \f$ n\f$, 
 as defined in the documentation of `PolynomialTraits_d::SturmHabichtSequence`. 
 Moreover, for \f$ \mathrm{Stha}_i(f)\f$, polynomials \f$ u_i\f$ and \f$ v_i\f$ 
@@ -16,6 +14,8 @@ The result is written in three output ranges, each of length \f$ \min\{n,m\}+1\f
 starting with the \f$ 0\f$-th Sturm-Habicht polynomial \f$ \mathrm{Stha_0(f)}\f$ 
 and the corresponding cofactors. 
 
+\note This functor is optional.
+
 \cgalRefines `AdaptableBinaryFunction` 
 \cgalRefines `CopyConstructible` 
 \cgalRefines `DefaultConstructible`