SNESFASGalerkinFunctionDefault#

Computes the Galerkin FAS function

Synopsis#

#include "petscsnes.h"  
PetscErrorCode SNESFASGalerkinFunctionDefault(SNES snes, Vec X, Vec F, void *ctx)

Collective

Input Parameters#

  • snes - the SNESFAS nonlinear solver context

  • X - input vector

  • ctx - the application context

Output Parameter#

  • F - output vector

Note#

The Galerkin FAS function evaluation is defined as

F^l(x^l) = I^l_0 F^0(P^0_l x^l)

See Also#

SNES: Nonlinear Solvers, SNES, SNESFAS, 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