PETSc version 3.15.5
SNESLineSearchGetNorms
Gets the norms for for X, Y, and F. 
Synopsis
#include "petscsnes.h" 
PetscErrorCode  SNESLineSearchGetNorms(SNESLineSearch linesearch, PetscReal * xnorm, PetscReal * fnorm, PetscReal * ynorm)
Input Parameters
|  | linesearch | - linesearch context | 
Output Parameters
|  | xnorm | - The norm of the current solution | 
|  | fnorm | - The norm of the current function | 
|  | ynorm | - The norm of the current update | 
Notes
This function is mainly called from SNES implementations.
See Also
 SNESLineSearchSetNorms() SNESLineSearchGetVecs()
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