Celtic tribe symbol. The triqueta symbol predates Christianity and was likely a Celtic symbol of the Goddess, and in the North, a symbol of the god Odin. Although it is often asserted that the triquetra is a symbol of a tripartite goddess, no such goddess has been identified with the symbol.
[ I wish I could assign a tone to each of these geometrical ratios. I then wish I could ‘play’ the orchestra of sounds that have come together in the human body. ...What I have found is that contemplation has proven to be a little more important than analysis. But contemplation takes time. In any case, there is no question that in the female ....... [the source of wisdom.] https://brucelyonsblog.wordpress.com/2010/04/21/squaring-the-circle-p9/ ]
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 enclosure). Also, the icthys symbol incorporates the vesica piscis shape.