ison
asserterr
has_field
assert
surfnorm
gf_mesh_fem_get_eval
_setdiff
spdiags
isauto
gf_colormap
gf_solve
champ3
dot
build_options_list
gf_plot
init_pde
gf_compute_Q1grid_interp
repmat
isnumeric
cart2pol
isscalar
gf_plot_1D
gf_plot_slice
gf_interpolate_on_grid
gf_plot_mesh
add_empty_bound
cross
assert_field
gfassert
null_space
gf_asm_pdetoolbc
