how can i plot this equation?

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jameslk
jameslk 2021-6-16
评论： jameslk 2021-6-16
syms x y
x=linspace(-4,4);
f =@(x,y) y^3+0.2*exp(-1*x^2)*y^2-2.2039*y^2+0.8155 == 0;
plot(x,y)
x is between -4 and 4
y^3+0.2*exp(-1*x^2)*y^2-2.2039*y^2+0.8155 =0
how can I plot this equation please help me

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VBBV
VBBV 2021-6-16
%if tr
syms x y
f = y^3+0.2*exp(-1*x^2)*y^2-2.2039*y^2+0.8155 == 0;
fimplicit(f,[-4 4])
  1 个评论
jameslk
jameslk 2021-6-16
thanks for your pleasure
but can i get y value which correspond to x and then plot (x,y)??

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