本程序用java编写了数值分析中的一些代码，可以进行一些龙贝格方法和科斯塔方法的数值计算-This procedure is numerically analyzed using java prepared some of the code, you can make some Romberg method and the method of numerical calculation Costa

Rombergs integration method numarical method which decompose function

函数逼近与曲线拟合，包含梯形公式、Simpson公式、Romberg公式。-Function approximation and curve fitting, including trapezoidal, Simpson formula, Romberg formula.