非常好用的非线性优化库，详见http://ab-initio.mit.edu/wiki/index.php/NLopt#Download_and_installation-Very easy to use nonlinear optimization library, see http://ab-initio.mit.edu/wiki/index.php/NLopt# Download_and_installation

内含结构拓扑优化的众多数学规划方法，其中包含最小二乘法、移动渐近线法-The file includes many methods for topology optimization，such as the method of moving asymptotes.

非线性最优求解方法，适用于matlab使用。(The nonlinear optimal solution is suitable for the use of MATLAB.)

nonlinear parameter fitting