整理了高频核心函数 + 常量，从平方根、幂运算到三角函数全覆盖，代码示例直接复制就能跑，新手也能秒懂！ math.e/math.pi/math.tau：高精度常数直接调用，不用自己背数值 ...

Python is convenient and flexible, yet notably slower than other languages for raw computational speed. The Python ecosystem has compensated with tools that make crunching numbers at scale in Python ...