A tightly-knotted form of the Triquetra.

For a version with straight lines (not partial circular arcs), see Image:Valknut-Symbol-triquetra.svg.  For curved versions of the triquetra which are not tightly knotted, see Image:Triquetra-Interlaced-Triangle-Circle.svg , Image:Triquetra-Vesica.svg , Image:Triquetra-Vesica-solid.png , Image:Triquetra-Double.svg , and Image:Triquetra-circle-interlaced.svg .
Vector version of File:Triquetra-tightly-knotted.png, converted from the following PostScript code:

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PNG and PostScript by AnonMoos; first SVG conversion by Ogre; second SVG conversion by AnonMoos