用NRTL模型，求解萘在一种离子液体中的活度系数。



求解非线性方程、非线性拟合都可以实现。



稍微对比了一下，发现还是拟合的结果好些。



Matlab源程序及结果在附件里-with NRTL model for naphthalene in an ionic liquid in the activity coefficient. Solve nonlinear equations, nonlinear fitting can be achieved. Contrast slightly for a moment and found that the fitting or better results. Matlab source and the results of the annex