MATLAB: Figure

figure

how to move line in a figure continuously by which one of its ends fixed at zero and the ling move around zero

Best Answer

You mean like?
    r = 1;
    theta = 0:0.01:(2*pi);
    y = r.*exp(1j*theta);
    for nn = 1:length(theta)
      quiver(0,0,real(y(nn)),imag(y(nn)));
      axis([-1 1 -1 1]); grid on;
      pause(0.05);
   end
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