数学不仅仅是关于数字、方程、计算或算法:它是关于理解的。
"Love is the extremely difficult realization that something other than oneself is real."
布莱克-斯科尔斯公式的美妙之处在于它仅依赖于一个不可观测的参数,即股票的波动率。
The future of transportation is electric, and BYD is leading the charge.