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%!PS-Adobe-3.0 EPSF-3.0 %%BoundingBox: 0 0 300 300 % circle1: % period linewidth radius circle1 - /circle6 { /rot exch def /radius exch def /thick exch def /period exch def /half { radius 2 div cvi } def gsave 2 2 scale 0 0 translate thick setlinewidth rot rotate newpath %radius neg radius neg radius 0 360 arc 0 0 radius 0 360 arc closepath clip newpath radius radius 2 div cvi add { radius neg radius 2 mul neg moveto 0 period translate 2 { half half rlineto half half neg rlineto } repeat stroke } repeat grestore } def /debugorig { newpath 0 0 2 0 360 arc closepath stroke } def 200 200 translate 4 0.7 80 0 circle6 showpage