Hexnet Hexagonal Tag Feed: decad A feed of tagged nodes. https://hexnet.org/blog Decad as vesica piscis <p> Here we see another form of the Pythagorean decad, highlighting its hexagonal nature. </p> <p> Geometries such as this have been used by people throughout history&mdash;Pythagoreans, Freemasons, &amp;c.&mdash;to justify decimalism. This is a false understanding of the decad. In both this diagram, as well as in the <a href="http://hexnet.org/content/tetractys">Tetractys</a>, it is clear that the fundamental organizational principle is hexagonal, not decadian. The concept of ten emanates from the underlying reality of the hexagon&mdash;not the other way around. </p> Fri, 27 Aug 2010 17:10:47 +0000 https://hexnet.org/content/decad-vesica-piscis https://hexnet.org/content/decad-vesica-piscis Tetractys <p> The Tetractys is a triangular figure of ten points arranged in four rows, equivalent to the fourth triangular number. It was considered sacred by the ancient Pythagoreans of yore. </p> Sun, 20 Jun 2010 02:14:14 +0000 https://hexnet.org/content/tetractys https://hexnet.org/content/tetractys