ABSTRACT <p>A simple computer-efficient grid model for an isotropic random field is developed to provide sufficiently high accuracy of solutions to stochastic transport problems for small correlation lengths. Results of test estimation of the time asymptotics of mean particle flux in a multiplying random medium are presented.</p>

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Investigation of Efficiency of Grid Approximation for Isotropic Random Field of the Optical Density of Media

  • G.Z. Lotova,
  • G.A. Mikhailov,
  • S.A. Rozhenko

摘要

ABSTRACT

A simple computer-efficient grid model for an isotropic random field is developed to provide sufficiently high accuracy of solutions to stochastic transport problems for small correlation lengths. Results of test estimation of the time asymptotics of mean particle flux in a multiplying random medium are presented.