petsc-3.12.0 2019-09-29
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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)

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