#ifndef ALIHBTCORRELFUNCTION_H
#define ALIHBTCORRELFUNCTION_H
-
-#include "AliHBTFunction.h"
-#include "AliHBTParticle.h"
-#include <Riostream.h>
+//_________________________________________________________________
+///////////////////////////////////////////////////////////////////
+//
//Set of functions:
// Q Invaraint Correlation Function
// Invariant Mass Function
//
//more info: http://alisoft.cern.ch/people/skowron/analyzer/index.html
//Piotr.Skowronski@cern.ch
+//
+///////////////////////////////////////////////////////////////////
+#include "AliHBTFunction.h"
+
+class AliHBTParticle;
/*************************************************************************************/
class AliHBTQInvCorrelFctn: public AliHBTOnePairFctn1D