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 options and the binomial model for American options.