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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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◆ chi()

Germ pism::fem::q13d::chi ( unsigned int  k,
const QuadPoint p 
)

Evaluate a Q1 shape function and its derivatives with respect to xi and eta.

Definition at line 140 of file FEM.cc.

References pism::fem::QuadPoint::eta, pism::k, pism::fem::QuadPoint::xi, and pism::fem::QuadPoint::zeta.

Referenced by pism::fem::Q1Element3::Q1Element3(), pism::fem::Q1Element3::Q1Element3(), and pism::fem::Q1Element3Face::reset().