unknotted hole
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Torus knot — In knot theory, a torus knot is a special kind of knot which lies on the surface of an unknotted torus in R3. Similarly, a torus link is a link which lies on the surface of a torus in the same way. Each torus knot is specified by a pair of… … Wikipedia
Magic (Middle-earth) — Middle earth portal Magic, here defined as mystical, paranormal, or supernatural activity, appear in various forms in J. R. R. Tolkien s fictional realm of Middle earth. Contents … Wikipedia
