Theory Guide

• Truss Element
  • Kinematics
  • Constitution
  • Kinetics
  • Stiffness Matrix
• Global Assembly
  • Example
• Equilibrium
  • System Equilibrium
  • Linearized System Equlibrium
  • Newton-Rhapson Iteration and Update of Displacements
• Extended system equations
  • Extended system equilibrium
  • Extended system tangent stiffness matrix
  • Summary
• Path-Following Algorithm
  • Description
• Newton-Rhapson Iterations