| Article ID: | iaor2012344 |
| Volume: | 45 |
| Issue: | 1 |
| Start Page Number: | 147 |
| End Page Number: | 149 |
| Publication Date: | Jan 2012 |
| Journal: | Structural and Multidisciplinary Optimization |
| Authors: | Klarbring Anders, Strmberg Niclas |
| Keywords: | min-max |
The present theoretical note shows how a natural objective function in stiffness optimization, including both prescribed forces and non‐zero prescribed displacements, is the equilibrium potential energy. It also shows how the resulting problem has a saddle point character that may be utilized when calculating sensitivities.