Defines the type of numerical approximation used for the derivatives at the edges of the medium box.
Default is edged. When the box shape is read from file, only the edged profile is supported.
Medium box edges are considered steep for derivatives.
Medium box edged and softened for derivatives.
maxwell/linear_medium.F90 : 211
call parse_variable(namespace, 'LinearMediumEdgeProfile', OPTION__LINEARMEDIUMEDGEPROFILE__EDGED, this%edge_profile)