petsc-3.5.1 2014-08-01
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MatMFFDResetHHistory

Resets the counter to zero to begin collecting a new set of differencing histories.

Synopsis

#include "petscmat.h"   
PetscErrorCode  MatMFFDResetHHistory(Mat J)
Logically Collective on Mat

Input Parameters

J -the matrix-free matrix context

Notes

Use MatMFFDSetHHistory() to create the original history counter.

Keywords

SNES, matrix-free, h history, differencing history

See Also

MatMFFDGetH(), MatCreateSNESMF(),
MatMFFDSetHHistory(), MatMFFDSetFunctionError()

Level:advanced
Location:
src/mat/impls/mffd/mffd.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages