Tectonic Modeling Methods Physical Modeling: Photoelasticity, Grid method with small deformation. Grid method with large deformation, In-plane moire method. Shadow moire method. Bubble method, Brittle-coating method, Sand box holographic interference method Mathematic modeling: Analytic method, Finite difference method. Finite element method, Boundary element methodTectonic Modeling Methods • Physical Modeling ：Photoelasticity，Grid method with small deformation， Grid method with large deformation ，In-plane moire method，Shadow moire method，Bubble method, Brittle-coating method，Sand box， holographic interference method • Mathematic modeling：Analytic method， Finite difference method，Finite element method，Boundary element method