SNESSetComputeInitialGuess

Sets a routine used to compute an initial guess for the nonlinear problem

Synopsis

#include "petscsnes.h"  
PetscErrorCode SNESSetComputeInitialGuess(SNES snes, SNESInitialGuessFn *func, void *ctx)

Logically Collective

Input Parameters

• snes - the SNES context

• func - function evaluation routine, see SNESInitialGuessFn for the calling sequence

• ctx - [optional] user-defined context for private data for the function evaluation routine (may be NULL)

See Also

SNES: Nonlinear Solvers, SNES, SNESSolve(), SNESSetFunction(), SNESGetFunction(), SNESComputeFunction(), SNESSetJacobian(), SNESInitialGuessFn

Level

intermediate

Location

src/snes/interface/snes.c

Examples

src/snes/tutorials/ex18.c
src/snes/tutorials/ex48.c
src/snes/tutorials/ex58.c

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Index of all SNES routines
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Index of all manual pages