SNESGetPicard

Returns the context for the Picard iteration

Synopsis

#include "petscsnes.h"  
PetscErrorCode SNESGetPicard(SNES snes, Vec *r, SNESFunctionFn **f, Mat *Amat, Mat *Pmat, SNESJacobianFn **J, void **ctx)

Not Collective, but Vec is parallel if SNES is parallel. Collective if Vec is requested, but has not been created yet.

Input Parameter

• snes - the SNES context

Output Parameters

• r - the function (or NULL)

• f - the function (or NULL); for calling sequence see SNESFunctionFn

• Amat - the matrix used to defined the operation A(x) x - b(x) (or NULL)

• Pmat - the matrix from which the preconditioner will be constructed (or NULL)

• J - the function for matrix evaluation (or NULL); for calling sequence see SNESJacobianFn

• ctx - the function context (or NULL)

See Also

SNES: Nonlinear Solvers, SNESSetFunction(), SNESSetPicard(), SNESGetFunction(), SNESGetJacobian(), SNESGetDM(), SNESFunctionFn, SNESJacobianFn

Level

advanced

Location

src/snes/interface/snes.c

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Index of all SNES routines
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Index of all manual pages