File:Celtic-knot-basic-linear.png

Decorative quasi-Celtic linear knot.

Self-made, declared to be in public domain, generated from the following PostScript source code:

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306 396 translate .825 dup scale 24 setlinewidth 1 setgray 1 setlinejoin
/z{20000 sqrt}def/y{gsave 40 setlinewidth 0 setgray}def  
z 2 mul 0 100 285 225 arcn 0 0 100 45 135 arc z 2 mul neg 0 100 315 255 arcn 
z 1.5 mul neg z .5 mul neg 100 195 135 arcn z neg 0 100 135 45 arcn
 z 0 100 225 315 arc z 1.5 mul z .5 mul 100 -45 15 arc
z 2 mul 0 100 75 135 arc 0 0 100 315 225 arcn z 2 mul neg 0 100 45 105 arc 
z 1.5 mul neg z .5 mul 100 165 225 arc z neg 0 100 225 315 arc
 z 0 100 135 45 arcn z 1.5 mul z .5 mul neg 100 45 -15 arcn closepath
y stroke grestore stroke y
0 0 100 91 135 arc -30 -30 rlineto stroke
-15 15 moveto 30 -30 rlineto stroke
0 0 100 271 315 arc 30 30 rlineto stroke
z neg 0 100 91 135 arc -30 -30 rlineto stroke
-15 z sub 15 moveto 30 -30 rlineto stroke
z neg 0 100 271 315 arc 30 30 rlineto stroke
z 0 100 91 135 arc -30 -30 rlineto stroke
-15 z add 15 moveto 30 -30 rlineto stroke
z 0 100 271 315 arc 30 30 rlineto stroke
z 2 mul neg 0 100 271 315 arc 30 30 rlineto stroke
z 2 mul 0 100 91 135 arc -30 -30 rlineto stroke
z 1.5 mul neg z .5 mul 100 196 225 arc 30 -30 rlineto stroke
z 1.5 mul z .5 mul neg 100 16 45 arc -30 30 rlineto stroke
grestore
0 0 100 90 135 arc -31 -31 rlineto stroke
-16 16 moveto 32 -32 rlineto stroke
0 0 100 270 315 arc 31 31 rlineto stroke
z neg 0 100 90 135 arc -31 -31 rlineto stroke
-16 z sub 16 moveto 32 -32 rlineto stroke
z neg 0 100 270 315 arc 31 31 rlineto stroke
z 0 100 90 135 arc -31 -31 rlineto stroke
-16 z add 16 moveto 32 -32 rlineto stroke
z 0 100 270 315 arc 31 31 rlineto stroke
z 2 mul neg 0 100 270 315 arc 31 31 rlineto stroke
z 2 mul 0 100 90 135 arc -31 -31 rlineto stroke
z 1.5 mul neg z .5 mul 100 195 225 arc 31 -31 rlineto stroke
z 1.5 mul z .5 mul neg 100 15 45 arc -31 31 rlineto stroke
%EOF