这些工具箱函数计算价格，敏感性，以及投资组合的利润 期权或其它股票衍生产品。他们使用Black-Scholes模型 欧洲期权和美国期权的二项式模型。-These toolbox functions compute prices, sensitivities, and profits for portfolios of options or other equity derivatives. They use the Black-Scholes model for European

利用二叉树计算欧式期权和美式期权，输出期权价格和bs公式的差距，画出分割期数与其误差的关系图，并计算其敏感性(The binarytree is used to calculate the gap between the European option and American option, the price of the output option and the BS formula, and the relationship between the number of the segm