//MobiusStrip.bvr\n\n// Parametric surface\nstrip=parametricSurface\nstrip.setMinMax=s,-1,1 \nstrip.setMinMax=t,0,6.6\nstrip.setEquation=x,((3+s*cos(t/2))*cos(t))\nstrip.setEquation=y,((3+s*cos(t/2))*sin(t))\nstrip.setEquation=z,(s*sin(t/2))\nstrip.setSegmentCount=20\nstrip.color=red \nstrip.spawn\n\n// Parametric curve\ncurve=parametricCurve\ncurve.setMinMax=t,0,13.2\ncurve.setEquation=x,((3-0.2*sin(t/2))*cos(t))\ncurve.setEquation=y,((3-0.2*sin(t/2))*sin(t))\ncurve.setEquation=z,(0.2*cos(t/2))\ncurve.setSegmentCount=70\ncurve.setThickenss=0.2\ncurve.color=blue\ncurve.spawn