eg → math Relation

File in montecarlo/eg	Includes file in math
inc / TParticle.h	physics / inc / TLorentzVector.h
src / TAttParticle.cxx	mathcore / inc / TMath.h
src / TAttParticle.cxx	mathcore / inc / TRandom.h
src / TPrimary.cxx	mathcore / inc / TMath.h