R. F. Keam
Abstract
The ladder-approximation Bethe-Salpeter equation for a bound spin-½ fermion-antifermion system of zero total mass is reduced in the general case to coupled radial equations for general radial potential functions. Symmetries of the radial equations are also demonstrated.
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The ladder-approximation Bethe-Salpeter equation for a bound spin-½ fermion-antifermion system of zero total mass is reduced in the general case to coupled radial equations for general radial potential functions. Symmetries of the radial equations are also demonstrated.
Key concepts: Bethe–Salpeter equation, Zero (linguistics), Reduction (mathematics), Physics, Homogeneous space, Mathematical physics, Fermion, Spin (aerodynamics)