PISM, A Parallel Ice Sheet Model: pism::inverse::gradientFD

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PISM, A Parallel Ice Sheet Model 2.2.2-d6b3a29ca committed by Constantine Khrulev on 2025-03-28

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◆ gradientFD() [1/2]

void pism::inverse::gradientFD	(	IPFunctional< array::Scalar > &	f,
		array::Scalar &	x,
		array::Scalar &	gradient
	)

Computes finite difference approximations of a IPFunctional<array::Scalar> gradient.

Useful for debugging a hand coded gradient.

Definition at line 28 of file IPFunctional.cc.

References pism::ParallelSection::check(), pism::ParallelSection::failed(), pism::array::Array::grid(), pism::array::Array::update_ghosts(), and pism::inverse::IPFunctional< IMVecType >::valueAt().