Modal Shapes of a Parabolic Dome Modal Shapes of a Circular Toroid Lamination Scheme Sample Using Functionally Graded Materials Modal Shapes of a Free-Form Meridian Structure Geometry Samples of Shell Structures Stress Profile Comparison with 3D FEM Elasticity Solution Strain Profile Comparison with 3D FEM Elasticity Solution Displacement Profile Comparison with 3D FEM Elasticity Solution Modal Shapes of an Annular Plate Modal Shapes of a Toroidal Panel Modal Shapes of a Catenoidal Panel Seismic Excitation Rotating Shell Dynamics Mid-Surface Shell Representation