Keywords: Trefoil-triquetra-circular-arcs-around-triangle (solid).svg A form of the Triquetra symbol or trefoil knot with three 240° circular arcs grouped around an equilateral triangle solid version See File Trefoil-triquetra-circular-arcs-around-triangle svg for a ribbons version Self-made graphic converted from the following vector PostScript source code <pre> 240 518 translate/z 20000 sqrt def 27 setlinewidth 0 setgray 0 0 100 330 90 arcn z 0 100 90 210 arcn z 2 div 15000 sqrt 100 210 330 arcn closepath gsave 45 setlinewidth 1 setgray stroke grestore stroke 45 setlinewidth 1 setgray 0 0 100 329 271 arcn stroke z 0 100 89 31 arcn stroke z 2 div 15000 sqrt 100 209 181 arcn stroke 27 setlinewidth 0 setgray 0 0 100 330 270 arcn stroke z 0 100 90 30 arcn stroke z 2 div 15000 sqrt 100 210 180 arcn stroke showpage EOF</pre> Decorative knots Interlaced triquetra Trefoil knot diagrams with 3-fold rotational symmetry Black line knots and links Knots and links on transparent background |