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function f(x) { y = 1/0; return y } aX = 0; bX = 24; aY = 0; bY = 18 Dx = 1; Dy = 1 C3=C1="black"; L3x=[0,4,8,4,4,4]; L3y=[7,9,7,9,6,10] C4="blue"; L4x=[11,13,15,13,13,12,13,14,13,13]; L4y=[3.5,4.5,3.5,4.5,3,0,3,0,3,5] C5=C2="brown"; L5x=[18,21,24,21,21,22.5,21,21]; L5y=[7*3/4,9*3/4,7*3/4,9*3/4,6*3/4,0,6*3/4,10*3/4] Cax="lightgrey" // curve in forma parametrica / curves in parametric form R=1; P=4;Q=11; gr1=0;gr2=360 function XX1(t) {x=Math.cos(t)*R+P; if(Ix(x)<1){x=1/0}; return x} function YY1(t) {y=Math.sin(t)*R+Q; if(Ix(x)<1){x=1/0}; return y}; t11=Math.PI/180*gr1; t12=Math.PI/180*gr2 for(j=0;j<=5e3;j=j+1) {t=t11+(t12-t11)/5e3*(j-1);L1x[j]=XX1(t);L1y[j]=YY1(t)} R=1*3/4; P=21;Q=11*3/4; gr1=0;gr2=360 function XX2(t) {x=Math.cos(t)*R+P; if(Ix(x)<1){x=1/0}; return x} function YY2(t) {y=Math.sin(t)*R+Q; if(Ix(x)<1){x=1/0}; return y}; t21=Math.PI/180*gr1; t22=Math.PI/180*gr2 for(j=0;j<=5e3;j=j+1) {t=t21+(t22-t21)/5e3*(j-1);L2x[j]=XX2(t);L2y[j]=YY2(t)} linew=3