三叉树方法计算美式期权定价，更加精确而且计算速度增加。有关说明在文件中。-tree method trigeminal American option pricing, and more accurate calculation of the speed increase. The note in the document.

三叉树方法计算美式期权定价，更加精确而且计算速度增加。有关说明在文件中。-tree method trigeminal American option pricing, and more accurate calculation of the speed increase. The note in the document.