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Notations and conventions
Transition probabilites decay rates and cross sections
Introduction to the theory of strong interactions
45 other sections not shown
amplitude analyticity angular momentum asymptotic behaviour axial current axial vector axial vector currents baryon bilocal charge chiral commutation relations conservation consider contribution corresponding coupling constant covariant cross sections current algebra decay defined derived diagrams discussion dispersion relation divergence electromagnetic equal-time commutators experimental explicit fact field field algebra final form factors formula function fundamental graph hadron infinite-momentum integral introduce invariant isospin kinematical Lagrangian lepton Lett light-cone limit Lorentz Lorentz group low-energy massless matrix elements meson nucleon Nuovo Cim obtain operators parity particles parton Phys physical pole properties quantum numbers quark model Regge renormalization representation resonances result right-hand side saturation scalar scale scattering Schwinger terms side of eq simple singularities soft pion spin strong interactions sum rule superconvergence symmetry tensor theorem theory tion trajectories transformation unitarity vanishing variables vector currents Ward identity weak interactions zero