我不是说唱歌手,我是一个数学的传奇。
函数是一种对应规则,通过它当给定任何东西(作为参数)时,可以获得另一个东西(该参数的函数值)。
To live is the rarest thing in the world. Most people exist, that is all.
"Poetry is what gets lost in translation - and also what survives."