SYMMETRIES OF THE COMPLEX DIRAC-KÄHLER EQUATION
WKB METHOD FOR THE DIRAC EQUATION WITH A SCALAR-VECTOR COUPLING
EQUATION OF MOTION FOR A RADIATING CHARGED PARTICLE IN CLASSICAL ELECTRODYNAMICS
EXACT SOLUTIONS AND MIXING IN AN ALGEBRAIC DYNAMICAL SYSTEM
MULTIPARTICLE CORRELATIONS, ENTROPY OF PARTIAL DISTRIBUTIONS, AND THE DIRECT VARIATIONAL METHOD