卐𓆝 𓆟 𓆞r̾eⷲsͣe̾aͭrͥcⷦhͣ

Pentagram as Tetractys The Pythagoreans admired the number ten. They named it tetractys (shape of four – Tetra) because we can arrange ten points in four lines, in the shape of a triangle, with one point at the top and four at the base. The sum of these points is 10: 1 + 2 + 3 + 4 = 10 * * * * * * * * * * In the tetractys, said the Pythagoreans, we can find out all the rules of the numbers. They a

卐𓆝 𓆟 𓆞r̾eⷲsͣe̾aͭrͥcⷦhͣ 配图

#其他 #tetractys