Introduction Dscontinuum Mechanics, Why?; Alternative Approaches; Scope of the Book; Notations. Discontinuum Mechanics - A Review Geomechanical Applications; Granular Materials; Impact Analysis (Progressive Fracturing); Particulate Flow; Other Applications. Constraint Enforcing Methods Introduction; Definition of a Constraint; Constraint Enforcement; Variational Forms; The Penalty Method. Nonlinear FE Discretization Introduction; Large Deformation Kinematics; Initial/Boundary Value Problem; Finite Element Discretization; Explicit Time Integration. Normal Contact Introduction; Hydrocode Formulation; DYNA Penalty Formulation; 2D Node to Edge Penalty Contact; Edge to Edge Contact. Frictional Contact Introduction; Frictional Contact - The Basics; 2D Frictional Contact Models Without Hardening; 3D Frictional Contact Models Without Hardening; 3D Frictional Contact Models With Frictional Hardening; Node to Face Frictional Contact Models. Discontinuum Contact Mechanics Introduction; Contact Detection; Object Representation. Remeshing Techniques Introduction; Mesh Dependency; Fracture Mechanics; Strain Softening Models; Damage Mechanics; Anisotropic Material Models; Localization and Crack Direction; Remeshing Algorithm. Appendix A: UTdem code. Introduction; Data File Structure; Sample Data !skiD}zd1
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