SNESLineSearchSetNorms

Gets the computed norms for for X, Y, and F.

Synopsis

#include "petscsnes.h" 
PetscErrorCode SNESLineSearchSetNorms(SNESLineSearch linesearch, PetscReal xnorm, PetscReal fnorm, PetscReal ynorm)

Collective

Input Parameters

• linesearch - linesearch context

• xnorm - The norm of the current solution

• fnorm - The norm of the current function, this is the norm(function(X)) where X is the current solution

• ynorm - The norm of the current update

See Also

SNESLineSearch, SNESLineSearchGetNorms(), SNESLineSearchSetVecs()

Level

developer

Location

src/snes/linesearch/interface/linesearch.c

Examples

src/snes/tutorials/ex1f.F90

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