10#ifndef ROOT_Minuit2_FCNGradientBase
11#define ROOT_Minuit2_FCNGradientBase
Interface (abstract class) defining the function to be minimized, which has to be implemented by the ...
Extension of the FCNBase for providing the analytical Gradient of the function.
bool HasGradient() const final
tbb::task_arena is an alias of tbb::interface7::task_arena, which doesn't allow to forward declare tb...