TaoSetUpdate#

Sets the general-purpose update function called at the beginning of every iteration of the optimization algorithm. Called after the new solution and the gradient is determined, but before the Hessian is computed (if applicable).

Synopsis#

#include "petsctao.h" 
PetscErrorCode TaoSetUpdate(Tao tao, PetscErrorCode (*func)(Tao, PetscInt, void *), void *ctx)

Logically Collective

Input Parameters#

  • tao - The Tao solver context

  • func - The function

Calling sequence of func#

PetscErrorCode func(Tao tao, PetscInt step);

  • tao - the optimizer context

  • step - The current step of the iteration

See Also#

TAO: Optimization Solvers, Tao, TaoSolve()

Level#

advanced

Location#

src/tao/interface/taosolver.c

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Index of all Tao routines
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Index of all manual pages