@article{paperid:1060181, author = {Rezaiee Pajand, Mohaamad and Naserian, Rahele}, title = {Nonlinear Frame Analysis BY Minimization Techniques}, journal = {International Journal of Optimization in Civil Engineering}, year = {2017}, volume = {7}, number = {2}, month = {January}, issn = {2228-7558}, pages = {291--318}, numpages = {27}, keywords = {nonlinear axial strain; tangent stiffness; planar frame; nonlinear analysis; updated Lagrangian; arc length scheme}, }