Truss Topology Design socp MOSEK GAMS short The model is given as a regular NLP and as a conic program. The cone implementation comes from Ben-Tal and Nemirovski. References: A. Ben-Tal and A. Nemirovski, Lectures on Modern Convex Optimization: Analysis, Algorithms, and Engineering Applications, MPS/SIAM Series on Optimization, SIAM Press, 2001. M.S. Lobo, L. Vandenberghe, S. Boyd, and H. Lebret, "Applications of Second-order Cone Programming", Linear Algebra and its Applications, Special Issue on Linear Algebra in Control, Signals and Image Processing. 284 (1998) 193-228.