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Robust Preconditioners for Perturbed Saddle-Point Problems and Conservative Discretizations of Biot's Equations Utilizing Total Pressure.

Wietse M. BoonMiroslav KuchtaKent-André MardalRicardo Ruiz-Baier
Published in: SIAM J. Sci. Comput. (2021)
Keyphrases
  • saddle point
  • linear systems
  • numerical methods
  • solving problems
  • variational inequalities
  • special case
  • linear programming
  • image restoration
  • primal dual
  • penalty function
  • structured output