matlab作图,画出x,y关系x=-50:1:0;w0=204.0890;a3=164370;a2=8.1423;a0=0.005;b0=x+(x.^2-4*a2.^2*a0.^2*w0.^2).^0.5;w1=0.75*a3*(a0.^2+b0.^2)+a2*b0*w0/a0-x/a0;ezplot('(-a2*w0*y/(2*w1)).^2+(3*a3*y^3/(8*w1)-y).^2-(x/(2*w1)).^2')
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matlab作图,画出x,y关系x=-50:1:0;w0=204.0890;a3=164370;a2=8.1423;a0=0.005;b0=x+(x.^2-4*a2.^2*a0.^2*w0.^2).^0.5;w1=0.75*a3*(a0.^2+b0.^2)+a2*b0*w0/a0-x/a0;ezplot('(-a2*w0*y/(2*w1)).^2+(3*a3*y^3/(8*w1)-y).^2-(x/(2*w1)).^2')
matlab作图,画出x,y关系
x=-50:1:0;
w0=204.0890;a3=164370;a2=8.1423;a0=0.005;
b0=x+(x.^2-4*a2.^2*a0.^2*w0.^2).^0.5;
w1=0.75*a3*(a0.^2+b0.^2)+a2*b0*w0/a0-x/a0;
ezplot('(-a2*w0*y/(2*w1)).^2+(3*a3*y^3/(8*w1)-y).^2-(x/(2*w1)).^2')
matlab作图,画出x,y关系x=-50:1:0;w0=204.0890;a3=164370;a2=8.1423;a0=0.005;b0=x+(x.^2-4*a2.^2*a0.^2*w0.^2).^0.5;w1=0.75*a3*(a0.^2+b0.^2)+a2*b0*w0/a0-x/a0;ezplot('(-a2*w0*y/(2*w1)).^2+(3*a3*y^3/(8*w1)-y).^2-(x/(2*w1)).^2')
syms x y;
w0=204.0890;a3=164370;a2=8.1423;a0=0.005;
b0=x+(x.^2-4*a2.^2*a0.^2*w0.^2).^0.5;
w1=0.75*a3*(a0.^2+b0.^2)+a2*b0*w0/a0-x/a0;
ezplot((-a2*w0*y/(2*w1)).^2+(3*a3*y^3/(8*w1)-y).^2-(x/(2*w1)).^2,[-50 0]) %如果范围改为[-50 50]的话会看到其实有4个分支