4#ifndef ROOT_Math_GenVector_PtEtaPhiE4Dfwd
5#define ROOT_Math_GenVector_PtEtaPhiE4Dfwd 1
12template <
class Scalar>
Class describing a 4D cylindrical coordinate system using Pt , Phi, Eta and E (or rho,...
tbb::task_arena is an alias of tbb::interface7::task_arena, which doesn't allow to forward declare tb...