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Augmentation Block Triangular Preconditioners for Regularized Saddle Point Problems.

Shu-Qian ShenTing-Zhu HuangJian-Song Zhang
Published in: SIAM J. Matrix Anal. Appl. (2012)
Keyphrases
  • saddle point
  • least squares
  • variational inequalities
  • solving problems
  • linear systems
  • convex optimization