MatMFFDGetH

Gets the last value that was used as the differencing for a MATMFFD matrix parameter.

Synopsis

#include "petscmat.h"   
PetscErrorCode MatMFFDGetH(Mat mat, PetscScalar *h)

Not Collective

Input Parameters

• mat - the MATMFFD matrix

Output Parameter

• h - the differencing step size

See Also

Matrices, Mat, MATMFFD, MatCreateSNESMF(), MatMFFDSetHHistory(), MatCreateMFFD(), MATMFFD, MatMFFDResetHHistory()

Level

advanced

Location

src/mat/impls/mffd/mffd.c

Implementations

MatMFFDGetH_MFFD in src/mat/impls/mffd/mffd.c

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