bed_smoother compute_3d_horizontal_velocity compute_diffusive_flux compute_diffusivity compute_I compute_surface_gradient diffusivity init interglacial m_bed_smoother m_D m_delta_0 m_delta_1 m_e_factor m_e_factor_interglacial m_eemian_end m_eemian_start m_event_sia m_h_x m_h_y m_holocene_start m_seconds_per_year m_stencil_width m_work_2d_0 m_work_2d_1 m_work_3d_0 m_work_3d_1 SIAFD spatial_diagnostics_impl surface_gradient_eta surface_gradient_haseloff surface_gradient_mahaffy surface_gradient_x surface_gradient_y update ~SIAFD

surface_gradient_mahaffy() void pism::stressbalance::SIAFD::surface_gradient_mahaffy ( const array::Scalar &  ice_surface_elevation, array::Staggered1 &  h_x, array::Staggered1 &  h_y  ) protectedvirtual Compute the ice surface gradient using the Mary Anne Mahaffy method; see [Mahaffy]. Definition at line 289 of file SIAFD.cc. References pism::Component::m_grid, and pism::array::Array::stencil_width(). Referenced by compute_surface_gradient().