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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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◆ jacobian_dirichlet()

void pism::stressbalance::Blatter::jacobian_dirichlet ( const DMDALocalInfo &  info,
Parameters **  P,
Mat  J 
)
protected

Set the Jacobian to identity at Dirichlet nodes.

Definition at line 169 of file jacobian.cc.

References dirichlet_node(), pism::k, pism::NODE_EXTERIOR, pism::stressbalance::Blatter::Parameters::node_type, PISM_CHK, pism::Vector2d::u, and pism::Vector2d::v.

Referenced by compute_jacobian().