petsc-3.11.4 2019-09-28
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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)

Keywords

FAS, galerkin

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