vb操作Excel示例,数据统计表,线条填充,指数曲线拟合-vb Operation Excel example, data tables, line filling, exponential curve fitting

matlab中指数拟合的源程序 很好 很有用-the matlab in exponential fitting good source useful

Qt5下，采用QCustomplot控件绘制曲线，采用最小二乘算法拟合曲线，进行线性拟合，多项式拟合和指数拟合-Under Qt5, using QCustomplot control plotted using least-squares curve fitting algorithms, linear fit, polynomial fitting and exponential fitting

计算5a,10a,20a,50a,100a一遇的干旱历时设计值 用指数分布（2p）拟合干旱历时（D）数据 采用概率权重估计参数 K-S法进行检验(Calculated drought duration design values for 5a, 10a, 20a, 50A and 100A Fitting drought diachronic (D) data using exponential distribution (2P) Parameter estimation