Int_t Write(const char *, Int_t, Int_t) const {return Write();}
// project along (integrate over) one axis
- AliUnicorHN *ProjectAlong(char *nam, Int_t dim, Int_t first=-1, Int_t last=-1);
+ AliUnicorHN *ProjectAlong(char *nam, Int_t dim, Int_t first=0, Int_t last=0);
// project on 1-dim histogram
TH1D *ProjectOn(char *nam, Int_t dim, const Int_t * const first=0, const Int_t * const last=0) const;
// project on 1-dim histogram