# Case studies The smoother on real meshes, flat and curved, each damaged in its own way and smoothed under the constraints that suit it. Every page has a viewer: the input on the left, the stage you pick on the right, quads coloured by scaled Jacobian, with a histogram and a history chart. ```{toctree} :maxdepth: 1 simple_geometries carotid_wall wire_coil_surface u_tube_interface ```