Fuaiupu 1: O lenei sootaga mulimuli o le relativistic quantum mechanics, e taua i le relativistic quantum mechanics aoga ma le relativistic field theory, uma ma talosaga mo le physics particle. Fuaiupu 2: O lenei sootaga mulimuli o le relativistic quantum mechanics, e tāua i le relativistic quantum mechanics ma le relativistic field theory, ma e faatatau uma i le physics o vaega ninii. Fesili: Pe tutusa le uiga o le fuaiupu 1 ma le fuaiupu 2? Ioe pe leai?
Ioe