Iterative vs. a directive method for solving fourth order elliptic difference equations

  • Authors:
  • Louis W. Ehrlich

  • Affiliations:
  • -

  • Venue:
  • ACM '66 Proceedings of the 1966 21st national conference
  • Year:
  • 1966

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Abstract

We compare a block successive overrelaxation method (BSOR) with a direct method for solving difference equations derived from fourth order elliptic partial differential equations. The direct method appears to be competitive in time and accuracy for a general problem.