petsc-dev 2014-08-28
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SNESLineSearchGetVIFunctions

Sets VI-specific functions for line search computation.

Synopsis

#include "petscsnes.h" 
extern PetscErrorCode SNESLineSearchGetVIFunctions(SNESLineSearch linesearch, SNESLineSearchVIProjectFunc *projectfunc, SNESLineSearchVINormFunc *normfunc)

Input Parameters

snes -nonlinear context obtained from SNESCreate()

Output Parameters

projectfunc - function for projecting the function to the bounds
normfunc - function for computing the norm of an active set

Logically Collective on SNES

Keywords

SNES, line search, VI, nonlinear, get, line search

See Also

SNESLineSearchSetVIFunctions(), SNESLineSearchGetPostCheck(), SNESLineSearchGetPreCheck()

Level:developer
Location:
src/snes/linesearch/interface/linesearch.c
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages