2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/52841The Biedenharn approach to the Dirac-Coulomb problem is applied to a system considered by D'Hoker and Vinet, which consists of a spin $\2$ particle in the combined field of a Dirac monopole plus a $λ^2/r^2$ potential. The explicit solution is obtained by diagonalizing the Biedenharn-Temple operator, $Γ$.Dedicated to Prof. L. C. Biedenharn, on his 70th birthday. Published in {\it Festschrift in honor of L. C. Biedenharn}, ed. B. Gruber. Plenum : New York (1994). Plain Tex, 4 pagesHigh Energy Physics - Theorytext