petsc-3.13.6 2020-09-29
SNESComputeNGS
Calls the Gauss-Seidel function that has been set with SNESSetNGS().
Synopsis
#include "petscsnes.h"
PetscErrorCode SNESComputeNGS(SNES snes,Vec b,Vec x)
Collective on SNES
Input Parameters
| snes | - the SNES context
|
| x | - input vector
|
| b | - rhs vector
|
Output Parameter
x -new solution vector
Notes
SNESComputeNGS() is typically used within composed nonlinear solver
implementations, so most users would not generally call this routine
themselves.
See Also
SNESSetNGS(), SNESComputeFunction()
Level
developer
Location
src/snes/interface/snes.c
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages