level-set >> Level Set
The Fast Marching Algorithm
  fastmarching
Distance Functions
  ls_init_narrowband
  ls_distance_fcn
  ls_signed_distance
  ls_hausdorff_dist
Time Evolution of Level-Sets
  ls_solve_stationary
  ls_extract_solution
Time Stepping of the Level-Set Equation
  upwind_gradient_norm
  ls_time_step
Geometric Constraints
  ls_check
  ls_enforce
  ls_enforce_speed
Set Predicates
  ls_inside
  ls_issubset
  ls_isempty
  ls_equal
  ls_disjoint
Set Operations and Construction of Shapes
  ls_genbasic
  ls_complement
  ls_union
  ls_intersect
  ls_setdiff
  ls_setxor
Geometry of Level-Sets in 2D
  ls_find_geometry
  ls_absolute_geom
  ls_nb_from_geom
  ls_build_mesh
Miscellaneous Routines
  ls_animate_evolution
  ls_get_tests
  ls_normalise
  ls_sign_colourmap
Shape Optimisation with Level Sets
  so_init_params
  so_step_armijo
  so_run_descent
  so_save_descent
  so_replay_descent
  so_explore_descent
  so_example_problem
