일반수학및실습2-12.5절

2168 days 전, jhlee2chn 작성

예.

var('x, y') F(x, y)=x^3+x^2*y-10*y^4 Fx=diff(F, x);Fy=diff(F, y) print -Fx/Fy 
       
(x, y) |--> (3*x^2 + 2*x*y)/(40*y^3 - x^2)
(x, y) |--> (3*x^2 + 2*x*y)/(40*y^3 - x^2)