资讯

History-Computer on MSN1 天
Logarithms Explained: Everything You Need to Know
Complete Explanation A logarithm is the power which a certain number is raised to get another number. Before calculators and ...
The Economist6 天
Shareholders face a big new problem: currency risk
Even after doing so, hedging a stock’s FX risk can be a nightmare. On the face of it this is surprising, as there is no ...