Codes

All of our released code is available on Github. Here, we provide a basic MATLAB tutorial for the nonlinear numerical simulation of flexible structures using the discrete differential geometry method.

Mass_spring_system

Single_DOF: Single DOF mass-spring system

Multiple_DOF: Multiple DOF mass-spring system

2d_curve

Case_1: Beam deflection under gravity

Case_2: Buckling of a compressive beam

Case_3: Snapping of a pre-buckled beam

3d_curve

Case_1: 3D helix under gravity

Case_2: Bifurcation of pre-buckled ribbon

Case_3: Growth of annular ribbon

2d_surface

Case_1: Inflation of an axisymmetric plate

Case_2: Snap-through of the axisymmetric shell

3d_surface

Case_1: Plate deflection under gravity

Case_2: Plate wrinkling under gravity

Case_3: Indentation of a cylindrical shell

Rod_network

Case_1: Flexible net under gravity

Case_2: Form-finding of gridshell

Case_3: Lattice grid under gravity

Hyper_elastic

Case_1: Hyperelastic planar cable

Case_2: Hyperelastic axisymmetric membrane

External_interaction

Case_1: Magnetic actuation

Case_2: Fluid-structure interaction

Case_3: Frictional contact