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-rw-r--r--Build/source/utils/asymptote/doc/Bode.asy27
1 files changed, 27 insertions, 0 deletions
diff --git a/Build/source/utils/asymptote/doc/Bode.asy b/Build/source/utils/asymptote/doc/Bode.asy
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+import graph;
+texpreamble("\def\Arg{\mathop {\rm Arg}\nolimits}");
+
+size(10cm,5cm,IgnoreAspect);
+
+real ampl(real x) {return 2.5/sqrt(1+x^2);}
+real phas(real x) {return -atan(x)/pi;}
+
+scale(Log,Log);
+draw(graph(ampl,0.01,10));
+ylimits(0.001,100);
+
+xaxis("$\omega\tau_0$",BottomTop,LeftTicks);
+yaxis("$|G(\omega\tau_0)|$",Left,RightTicks);
+
+picture q=secondaryY(new void(picture pic) {
+ scale(pic,Log,Linear);
+ draw(pic,graph(pic,phas,0.01,10),red);
+ ylimits(pic,-1.0,1.5);
+ yaxis(pic,"$\Arg G/\pi$",Right,red,
+ LeftTicks("$% #.1f$",
+ begin=false,end=false));
+ yequals(pic,1,Dotted);
+ });
+label(q,"(1,0)",Scale(q,(1,0)),red);
+add(q);
+