python怎么安裝sympy庫 如何用python解三元二次方程? 如何用python解三元二次方程?I就是實(shí)數(shù)i,sympy設(shè)置為給的解也是復(fù)數(shù)解。諸如solves(y**4-1,y)象人來計(jì)算只會(huì)給1和-1但是sympy會(huì)從整個(gè)復(fù)數(shù)... 2023-05-09 1781次瀏覽