用蒙特卡洛模拟的方法计算美式期权的价格以及基本描述,matlab程序运行时导入数据文件作为输入参数，计算多重分形非趋势波动分析。- Monte Carlo simulation method of calculating the American option price and basic descr iption, Import data files as input parameters matlab program is running, Calculate the multifractal trend fluctuation analysis.