1/25/13

Bode Diagram Plotting / PHASE

maxima maxima_plot-bode-phase

    g(s):=(1+3*s)/((1+4*s)*(1+2*s));
    define(angle(w),(180/%pi)*atan(ratsimp(imagpart(g(%i*w))/realpart(g(%i*w)))));
    plot2d(angle, [w,0.01,10],[gnuplot_preamble, "set log x;set grid"]);
    

maxima maxima_plot-bode-phase