Stationary mKdV hierarchy and integrability of the Dirac equations by quadratures
arXiv:solv-int/9705011 · doi:10.1016/S0375-9601(98)00114-5
Abstract
Using the Lie's infinitesimal method we establish that the Dirac equation in one variable is integrable by quadratures if the potential V(x) is a solution of one of the equations of the stationary mKdV hierarchy.
6 pages, LaTeX