and finally... still more grouping in documentation.

eo/src/ga/eoBitOp.h

@@ -39,6 +39,8 @@
 /** eoBitFlip --> changes 1 bit
 \class eoBitBitFlip eoBitOp.h ga/eoBitOp.h
 \ingroup bitstring
+
+@ingroup Variators
 */
 
 template<class Chrom> class eoOneBitFlip: public eoMonOp<Chrom>

eo/src/ga/eoBitOpFactory.h

@@ -34,7 +34,10 @@
 /** EO Factory. An instance of the factory class to create operators that act
 on bitstring chromosomes. Only those chromosomes can instantiate the operators
 that are created here
-@see eoSelect*/
+@see eoSelect
+
+@ingroup Variators
+*/
 template< class EOT>
 class eoBitOpFactory: public eoFactory<EOT>  
 {

eo/src/ga/eoBoolFlip.h

@@ -28,6 +28,9 @@
 #include <eoOp.h>
 
 /** a simple boolean mutation - to be used in generic eoOp's
+ *
+  @ingroup bitstring
+  @ingroup Variators
  */
 class eoBoolFlip : public eoMonOp<bool> {
 public: 

eo/src/ga/eoPBILAdditive.h

@@ -41,7 +41,6 @@
  * here the same formula is applied, with some of the best individuals
  * and for some of the worst individuals (with different learning rates)
 */
-
 template <class EOT>
 class eoPBILAdditive :  public eoDistribUpdater<EOT>
 {

eo/src/ga/make_ga.h

@@ -52,6 +52,10 @@
 //Representation dependent - rewrite everything anew for each representation
 //////////////////////////
 
+/** @addtogroup Builders
+ * @{
+ */
+
 // the genotypes 
 eoInit<eoBit<double> > & make_genotype(eoParser& _parser, eoState& _state, eoBit<double> _eo);
   eoInit<eoBit<eoMinimizingFitness> > & make_genotype(eoParser& _parser, eoState& _state, eoBit<eoMinimizingFitness> _eo);
@@ -91,4 +95,5 @@ void run_ea(eoAlgo<eoBit<eoMinimizingFitness> >& _ga, eoPop<eoBit<eoMinimizingFi
 // Because of that, the source is in src/utils dir
 void make_help(eoParser & _parser);
 
+/** @} */
 #endif

eo/src/ga/make_genotype_ga.h

@@ -55,8 +55,10 @@
  * WARNING: that last argument will generally be the result of calling 
  *          the default ctor of EOT, resulting in most cases in an EOT 
  *          that is ***not properly initialized***
+ *
+ * @ingroup bitstring
+ * @ingroup Builders
 */
-
 template <class EOT>
 eoInit<EOT> & do_make_genotype(eoParser& _parser, eoState& _state, EOT)
 {

eo/src/ga/make_op.h

@@ -63,6 +63,9 @@
  *        EOT myEO;
  *        _init(myEO);
  *        and myEO is then an ACTUAL object
+ *
+ * @ingroup bitstring
+ * @ingroup Builders
 */
 
 template <class EOT>