ence with n-Poincare 9 3 Classical paradoxes of locality and their quantum resolutions 10 3.1 Non-locality 10 3.2 Boosts and events 11 3.3 Transverse length contraction and relativity 12 3.4 A classical locality paradox 12 4 Quantum theory of a free relativistic particle 13 4.1 Bases in Hil