包含优化类的几个简单示例程序，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,雅克比迭代求解线性方程组课设。- Optimization class contains several simple sample programs, Monte Carlo simulation method of calculating the American option price and basic descr iption, Jacobi iteration for solving linear equations class-based.