TaoKSPSetUseEW#

Sets SNES use Eisenstat-Walker method for computing relative tolerance for linear solvers.

Synopsis#

#include "petsctao.h" 
PetscErrorCode TaoKSPSetUseEW(Tao tao, PetscBool flag)

Logically Collective

Input Parameters#

Note#

See SNESKSPSetUseEW() for customization details.

Reference#

  • **** -*** S. C. Eisenstat and H. F. Walker, “Choosing the forcing terms in an inexact Newton method”, SISC 17 (1), pp.16-32, 1996.

See Also#

TAO: Optimization Solvers, Tao, SNESKSPSetUseEW()

Level#

advanced

Location#

src/tao/interface/taosolver.c

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