petsc-3.13.6 2020-09-29
SNESFASGalerkinFunctionDefault
Computes the Galerkin FAS function
Synopsis
#include "petscsnes.h"
PetscErrorCode SNESFASGalerkinFunctionDefault(SNES snes, Vec X, Vec F, void *ctx)
Input Parameters
| snes | - the nonlinear solver context
|
| X | - input vector
|
| ctx | - the FAS context
|
Output Parameter
F -output vector
Notes
The Galerkin FAS function evalutation is defined as
F^l(x^l) = I^l_0 F^0(P^0_l x^l)
See Also
SNESFASGetGalerkin(), SNESFASSetGalerkin()
Level
developer
Location
src/snes/impls/fas/fasgalerkin.c
Index of all SNESFAS routines
Table of Contents for all manual pages
Index of all manual pages