--- trunk/gadget/lengthgroup.h	2015/07/23 19:00:38	11
+++ trunk/gadget/lengthgroup.h	2015/07/24 18:36:24	12
@@ -97,8 +97,11 @@
    * \param outfile is the ofstream that the information gets sent to
    */
   void Print(ofstream& outfile) const;
-
-  //FIXME doc
+  /**
+   * \brief This function initialize the meanLength vector
+   * \param maxlengthgroupgrowth max length of the meanLength vector
+   * \param tmpPower the power term of the length
+   */
   double* const meanlengthvecPow_initilize( int maxlengthgroupgrowth, double tmpPower) const;
 protected:
   /**