File:Endless knot 23 crossings 25.png

Form of "Endless Knot" symbol intermediate in complexity between basic 7_4 knot and the form seen in Image:Endless knot Red lacquerware dish Ming Dynasty.jpg .

There are 25 crossings, 23 of which are structurally significant.

Self-made graphic, generated from the following PostScript source and declared to be public domain (see http://commons.wikimedia.org/wiki/File:25crossing-Endless-Knot-elaborated.svg ):

%!
300 200 translate 7.6 dup scale 45 rotate/A{-12 0 l 0 2 l 12
0 l h}def/B{-4 0 l 0 4 l 4 0 l h}def/C{-2 0 l 0 12 l 2 0 l
h}def/m{moveto}def/l{rlineto}def/h{closepath}def 52 8 m 0 12
l -8 0 l 0 4 l 8 0 l 0 12 l -8 0 l 0 4 l 8 0 l 0 12 l -12 0 l
0 -8 l -4 0 l 0 8 l -12 0 l 0 -8 l -4 0 l 0 8 l -12 0 l 0 -8
l -8 0 l 0 -12 l 8 0 l 0 -4 l -8 0 l 0 -12 l 8 0 l 0 -4 l -8
0 l 0 -12 l 12 0 l 0 8 l 4 0 l 0 -8 l 12 0 l 0 8 l 4 0 l 0 -8
l 12 0 l 0 8 l h 48 44 m B 51 41 m -15 0 l 0 2 l 13 0 l 0 6 l
-6 0 l 0 -5 l -2 0 l 0 7 l 10 0 l h 43 28 m C 48 28 m B 32 44
m B 40 36 m B 35 36 m -2 0 l 0 13 l -6 0 l 0 -5 l -2 0 l 0 7
l 10 0 l h 51 25 m -15 0 l 0 2 l 13 0 l 0 6 l -5 0 l 0 2 l 7
0 l h 32 41 m A 32 36 m B 40 33 m A 40 28 m B 27 28 m C 32 28
m B 35 20 m C 43 12 m C 48 12 m B 16 44 m B 24 36 m B 40 20 m
B 19 36 m -2 0 l 0 13 l -6 0 l 0 -5 l -2 0 l 0 7 l 10 0 l h
51 9 m -15 0 l 0 2 l 13 0 l 0 6 l -5 0 l 0 2 l 7 0 l h 32 25
m A 16 36 m B 24 33 m A 24 28 m B 32 20 m B 40 17 m A 40 12 m
B 43 1 m -10 0 l 0 15 l 2 0 l 0 -13 l 6 0 l 0 5 l 2 0 l h 16
41 m -13 0 l 0 -6 l 5 0 l 0 -2 l -7 0 l 0 10 l 15 0 l h 8 36
m B 11 28 m C 16 28 m B 19 20 m C 27 12 m C 32 12 m B 24 20 m
B 40 4 m B 32 9 m A 16 20 m B 24 17 m A 24 12 m B 16 25 m -13
0 l 0 -6 l 5 0 l 0 -2 l -7 0 l 0 10 l 15 0 l h 27 1 m -10 0 l
0 15 l 2 0 l 0 -13 l 6 0 l 0 5 l 2 0 l h 8 20 m B 11 12 m C
16 12 m B 24 4 m B 16 9 m -13 0 l 0 -6 l 6 0 l 0 5 l 2 0 l 0
-7 l -10 0 l 0 10 l 15 0 l h 8 4 m B fill showpage
%EOF