Keywords: Triquetra-Vesica-solid.svg A form of the Triquetra symbol which has the exact geometrical proportions to be composed of three overlapping Vesica piscis symbols -- something which is important to a few authors of books on Christian symbolism Solid version For other versions of the triquetra see also Image Triquetra-Vesica png Image Triquetra-Double png Image Triquetra-Interlaced-Triangle-Circle png Image Triquetra-tightly-knotted png and Image Triquetra-circle-interlaced png The six curve-intersection points define four small equilateral triangles which make up one large equilateral triangle Generated by means of the following PostScript code <pre> /y 240 120 3 sqrt mul add def 30 setlinewidth 306 240 240 -1 928 181 928 arc stroke 186 y 240 -121 928 61 928 arc stroke 426 y 240 118 072 301 928 arc stroke 8 setlinewidth 1 setgray 306 240 259 112 122 arc stroke 306 240 221 117 128 5 arc stroke 186 y 259 -8 2 arc stroke 186 y 221 -3 8 5 arc stroke 426 y 259 232 242 arc stroke 426 y 221 237 248 5 arc stroke showpage EOF</pre> vector PostScript source 2005; converted to SVG and uploaded to Commons 2013 AnonMoos Interlaced triquetra Trefoil knot diagrams with 3-fold rotational symmetry Images with PostScript source code Black line knots and links Knots and links on transparent background |