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Diffstat (limited to 'Build/source/utils/asymptote/doc/Bode.asy')
-rw-r--r-- | Build/source/utils/asymptote/doc/Bode.asy | 27 |
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 new file mode 100644 index 00000000000..a35540e9749 --- /dev/null +++ b/Build/source/utils/asymptote/doc/Bode.asy @@ -0,0 +1,27 @@ +import graph; +texpreamble("\def\Arg{\mathop {\rm Arg}\nolimits}"); + +size(10cm,5cm,IgnoreAspect); + +real ampl(real x) {return 2.5/(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); + |