#define ClassDef(name, id)
A projection of a TF2 along X or Y.
virtual TF1 * DrawCopy(Option_t *option="") const
Draw a copy of this function with its current attributes.
virtual ~TF12()
F2 default destructor.
virtual Double_t EvalPar(const Double_t *x, const Double_t *params=0)
Evaluate this function at point x[0].
TF12()
TF12 default constructor.
virtual Double_t Eval(Double_t x, Double_t y=0, Double_t z=0, Double_t t=0) const
Evaluate this formula.
virtual void Copy(TObject &f12) const
Copy this F2 to a new F2.
virtual void SetXY(Double_t xy)
Set the value of the constant for the TF2.
virtual Double_t GetXY() const
virtual void SavePrimitive(std::ostream &out, Option_t *option="")
Save primitive as a C++ statement(s) on output stream out.
virtual Double_t EvalPar(const Double_t *x, const Double_t *params=0)
Evaluate function with given coordinates and parameters.
virtual Double_t Eval(Double_t x, Double_t y=0, Double_t z=0, Double_t t=0) const
Evaluate this function.
A 2-Dim function with parameters.
Mother of all ROOT objects.