Abstract: | With the aid of moments of the distribution function a system of differential equations is obtained to describe the dynamics of a Gaussian high-current electron beam in magnetic fields with quadrupole and octupole symmetries. Results of its numerical solution are reported. Research Institute for Nuclear Problems at the Belarusian State University, Minsk, Belarus; Institute of Mathematics of the Academy of Sciences of Belarus, Minsk, Belarus. Translated from Inzhenerno-Fizicheskii Zhurnal, Vol. 70, No. 5, pp. 776–782, September-October, 1997. |