matlab legend函数问题:clearclcx=linspace(-1,1,10);y=1./(1+25.*x.^2);n=-1:0.2:1;t=interp1(x,y,n,'spline');plot(x,y,'-',x,y,'rp',n,t)title('函数1/(1+25*x^2)')xlable('x'),ylable('y')legend('-:
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