Practicals Manual - University of Toronto

Float_t Float 4 bytes. Double_t Float 8 bytes. Bool_t Boolean (0=false, 1=true) If you do not want to save a variable on disk, you can use int or Int_t, the result will be the same and the interpreter or the compiler will treat them in exactly the same way. TObject . In ROOT, almost all classes inherit from a common base class called TObject. ................
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