class AliTPCExB:public TObject {
public:
AliTPCExB();
+ AliTPCExB& operator=(const AliTPCExB &exb);
+ AliTPCExB(const AliTPCExB& exb);
virtual ~AliTPCExB() {};
virtual void Correct(const Double_t *position,Double_t *corrected)=0;
virtual void CorrectInverse(const Double_t *position,Double_t *corrected) {