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  2. Borromean rings - Wikipedia

    en.wikipedia.org/wiki/Borromean_rings

    Borromean rings. In mathematics, the Borromean rings[a] are three simple closed curves in three-dimensional space that are topologically linked and cannot be separated from each other, but that break apart into two unknotted and unlinked loops when any one of the three is cut or removed. Most commonly, these rings are drawn as three circles in ...

  3. Triskelion - Wikipedia

    en.wikipedia.org/wiki/Triskelion

    Neolithic triple-spiral symbol. Look up triskelion in Wiktionary, the free dictionary. A triskelion or triskeles is an ancient motif consisting either of a triple spiral exhibiting rotational symmetry or of other patterns in triplicate that emanate from a common center. The spiral design can be based on interlocking Archimedean spirals, or ...

  4. Valknut - Wikipedia

    en.wikipedia.org/wiki/Valknut

    Valknut variations. On the left unicursal trefoil forms; on the right tricursal linked triangle forms. The valknut is a symbol consisting of three interlocked triangles. It appears on a variety of objects from the archaeological record of the ancient Germanic peoples. The term valknut is a modern development; it is not known what term or terms ...

  5. Taijitu - Wikipedia

    en.wikipedia.org/wiki/Taijitu

    Taijitu. In Chinese philosophy, a taijitu (Chinese: 太極圖; pinyin: tàijítú; Wade–Giles: tʻai⁴chi²tʻu²) is a symbol or diagram (圖; tú) representing taiji (太極; tàijí; 'utmost extreme') in both its monist (wuji) and its dualist (yin and yang) forms in application is a deductive and inductive theoretical model. Such a ...

  6. Three hares - Wikipedia

    en.wikipedia.org/wiki/Three_hares

    The symbol features three hares or rabbits chasing each other in a circle. Like the triskelion, [8] the triquetra, and their antecedents (e.g., the triple spiral), the symbol of the three hares has a threefold rotational symmetry. Each of the ears is shared by two hares, so that only three ears are shown.

  7. Pentagram - Wikipedia

    en.wikipedia.org/wiki/Pentagram

    Pentagram. A pentagram (sometimes known as a pentalpha, pentangle, or star pentagon) is a regular five-pointed star polygon, formed from the diagonal line segments of a convex (or simple, or non-self-intersecting) regular pentagon. Drawing a circle around the five points creates a similar symbol referred to as the pentacle, [1] which is used ...

  8. Vesica piscis - Wikipedia

    en.wikipedia.org/wiki/Vesica_piscis

    Arcs of the same three circles can also be used to form the triquetra symbol, and the Reuleaux triangle. [3] In Christian art, some aureolas are in the shape of a vertically oriented vesica piscis, and the seals of ecclesiastical organizations can be enclosed within a vertically oriented vesica piscis (instead of the more usual circular ...

  9. Sun cross - Wikipedia

    en.wikipedia.org/wiki/Sun_cross

    A sun cross, solar cross, or wheel cross is a solar symbol consisting of an equilateral cross inside a circle. The design is frequently found in the symbolism of prehistoric cultures, particularly during the Neolithic to Bronze Age periods of European prehistory. The symbol's ubiquity and apparent importance in prehistoric religion have given ...