Elasticity# Derivation of Elasticity Equation Nondimensionalization Inertia Quasistatic Elasticity Infinitesimal Strain and No Faults Quastistatic Residual Pointwise Functions Jacobian Pointwise Functions Dynamic Residual Pointwise Functions Jacobian Pointwise Functions Absorbing Boundary Residual Pointwise Function Infinitesimal Strain and Prescribed Fault Slip Quasistatic Residual Pointwise Functions Jacobian Pointwise Functions Dynamic Residual Pointwise Functions Jacobian Pointwise Functions Bulk Rheologies Elasticity Constitutive Models Linear Isotropic Elastic Models Linear Viscoelastic Models Generalized Maxwell Viscoelastic Models Effective Stress Formulation for Viscoelastic Materials Power-law Viscoelastic Models