说明：  OBTAINING GIGAFLOP PERFORMANCE FROM PARTICLE SIMULATION OF PLASMAS David V. Anderson, Bruce C. Curtis, Dana E. Shumaker University of California Lawrence Livermore National Laboratory Livermore, CA This paper was prepared for the Proceedings of the Fifth International Symposium on Science &Engineering on Cray ResearrbahComputers October 22-24, 1990 London, England June 1990 This is a preprint of a paper intended for publication in a journalor proceedings. Since changes may be made before publication, this preprint is made available with the understanding that it will not be cited or reproduced without the permission of the . author.