Remove \nonstable yet. The stability rules for Eigen3 are much simpler:

- all what's not in unsupported/ is considered stable API
    (except internal stuff e.g. expression templates).

Eigen/src/Geometry/AlignedBox.h

@@ -26,7 +26,7 @@
 #define EIGEN_ALIGNEDBOX_H
 
 /** \geometry_module \ingroup Geometry_Module
-  * \nonstableyet
+  *
   *
   * \class AlignedBox
   *

Eigen/src/Geometry/EulerAngles.h

@@ -26,7 +26,7 @@
 #define EIGEN_EULERANGLES_H
 
 /** \geometry_module \ingroup Geometry_Module
-  * \nonstableyet
+  *
   *
   * \returns the Euler-angles of the rotation matrix \c *this using the convention defined by the triplet (\a a0,\a a1,\a a2)
   *

Eigen/src/Geometry/Homogeneous.h

@@ -26,7 +26,7 @@
 #define EIGEN_HOMOGENEOUS_H
 
 /** \geometry_module \ingroup Geometry_Module
-  * \nonstableyet
+  *
   * \class Homogeneous
   *
   * \brief Expression of one (or a set of) homogeneous vector(s)
@@ -132,7 +132,7 @@ template<typename MatrixType,int _Direction> class Homogeneous
 };
 
 /** \geometry_module
-  * \nonstableyet
+  *
   * \return an expression of the equivalent homogeneous vector
   *
   * \vectoronly
@@ -151,7 +151,7 @@ MatrixBase<Derived>::homogeneous() const
 }
 
 /** \geometry_module
-  * \nonstableyet
+  *
   * \returns a matrix expression of homogeneous column (or row) vectors
   *
   * Example: \include VectorwiseOp_homogeneous.cpp
@@ -166,7 +166,7 @@ VectorwiseOp<ExpressionType,Direction>::homogeneous() const
 }
 
 /** \geometry_module
-  * \nonstableyet
+  *
   * \returns an expression of the homogeneous normalized vector of \c *this
   *
   * Example: \include MatrixBase_hnormalized.cpp
@@ -184,7 +184,7 @@ MatrixBase<Derived>::hnormalized() const
 }
 
 /** \geometry_module
-  * \nonstableyet
+  *
   * \returns an expression of the homogeneous normalized vector of \c *this
   *
   * Example: \include DirectionWise_hnormalized.cpp

Eigen/src/Geometry/Quaternion.h

@@ -278,7 +278,7 @@ typedef Quaternion<double> Quaterniond;
 ***************************************************************************/
 
 /** \class Map<Quaternion>
-  * \nonstableyet
+  *
   *
   * \brief Expression of a quaternion from a memory buffer
   *

Eigen/src/Geometry/Transform.h

@@ -823,7 +823,7 @@ inline Transform<Scalar,Dim,Mode> Transform<Scalar,Dim,Mode>::operator*(const Ro
 ************************/
 
 /** \returns the rotation part of the transformation
-  * \nonstableyet
+  *
   *
   * \svd_module
   *
@@ -844,7 +844,7 @@ Transform<Scalar,Dim,Mode>::rotation() const
   *
   * If either pointer is zero, the corresponding computation is skipped.
   *
-  * \nonstableyet
+  *
   *
   * \svd_module
   *
@@ -862,7 +862,7 @@ void Transform<Scalar,Dim,Mode>::computeRotationScaling(RotationMatrixType *rota
   *
   * If either pointer is zero, the corresponding computation is skipped.
   *
-  * \nonstableyet
+  *
   *
   * \svd_module
   *
@@ -909,7 +909,7 @@ struct ei_projective_transform_inverse<TransformType, Projective>
 };
 
 
-/** \nonstableyet
+/**
   *
   * \returns the inverse transformation according to some given knowledge
   * on \c *this.