typedef ROOT::Math::PositionVector3D<ROOT::Math::CylindricalEta3D<Double32_t>,ROOT::Math::LocalCoordinateSystemTag>::CoordinateType

ROOT::Math::PositionVector3D<ROOT::Math::CylindricalEta3D<Double32_t>,ROOT::Math::LocalCoordinateSystemTag>::CoordinateType is a typedef to ROOT::Math::CylindricalEta3D<Double32_t>