Based on the differential scheme, presents a numerical method of pricing for American put options.
提供一种基于有限差分格式的数值方法为美式看跌期权定价。
By valuing six American put options, the numerical experiment and analysis show that the Euler method with FFT is a fast and highly accurate numerical method.
在数值实验中，对六个美式看跌期权价格进行了计算，通过分析比较，结果表明：快速傅里叶变换法加欧拉法是一种快速的高精度的数值计算方法。
American footballers put up with lowish pay because they lack other options. They probably also love the game.
美国球员忍受低工资是因为他们没得选，或者他们也热爱足球。
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