The golden ratio, as well as the Great Pyramid as an expression of it, is an important key to our universe containing the Earth and the Moon. ... The ratio between the Earth and the Moon is in fact the basis for the mathematical concept of 'squaring the circle' ...
Willem Witteveen, The Great Pyramid of Giza: A Modern View on Ancient Knowledge
golden-ratio, great-pyramid, history-of-mathematics, sacred-geometry, squaring-the-circle, universe