Accurate Sum and Dot Product

  • Authors:
  • Takeshi Ogita;Siegfried M. Rump;Shin'ichi Oishi

  • Affiliations:
  • -;-;-

  • Venue:
  • SIAM Journal on Scientific Computing
  • Year:
  • 2005

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Abstract

We discuss a multigrid approach to the optimization of systems governed by differential equations. Such optimization problems appear in many applications and are of a different nature than systems of equations. Our approach uses an optimization-based ...