计算经济物理学中幂律分布情况，股票对数价格收益率分布情况和概率.获取股票数据的源代码。-Calculating economic power law distribution in physics and stock price of logarithmic yield distribution and probability. Get stock data source code.

根据股价、期权的总市值和收益率，来计算隐含波动率，以及根据隐含波动率来定价。-According to the share price, market capitalization and profitability options to calculate implied volatility and implied volatility based on pricing.

基金做收益率的分析，并作了预测，运用最小二乘法做了估计。(Funds to do the analysis of the rate of return, and made a forecast, estimated using the least squares method.)