That is the so-called fundamental theorem of algebra. 這就是代數基本定理。
The second fundamental theorem of algebroidal functions is fundamental and important, but it is about constant numbers, and its applicative area has a limit. 摘要代數體函數的第二基本定理是一個基本而重要的定理,但它是關於常數的,其適用範圍有局限性。