SNESNGSFn

A prototype of a SNES nonlinear Gauss-Seidel function that would be passed to SNESSetNGS()

Synopsis

PETSC_EXTERN_TYPEDEF typedef PetscErrorCode SNESNGSFn(SNES snes, Vec u, Vec b, void *ctx);

Calling Sequence

• snes - the SNES context obtained from SNESCreate()

• u - the current solution, updated in place

• b - the right-hand side vector (which may be NULL)

• ctx - [optional] user-defined context for matrix evaluation routine

See Also

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

Level

beginner

Location

include/petscsnes.h

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Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages