Leonardo Da Vinci's Vitruvian Man Explained - I’m sure you have seen Leonardo da Vinci’s Vitruvian Man before; it´s one of the images most reproduced in academic books, movies, art and parodies. But what is it that makes it so special?
Squaring the circle is a problem proposed by ancient geometers. It is the challenge of constructing a square with the same area as a given circle by using only a finite number of steps. It had been known for some decades before then that the construction would be impossible if pi were transcendental, but pi was not proven transcendental until 1882. The transcendence of pi implies the impossibility of exactly "circling" the square, as well as of squaring the circle.
Squaring the Crop Circle? Pivot irrigation is all about circles. Look at key crop producing regions of the USA on Google Maps and see the various green circles. But what about the corners? Can this land be used too? This post looks into alternatives plus asks about the trade-offs of not using the corners for agriculture. Squaring the Circle, blog post on center pivot irrigationmissing corners. Can corners be used? http://agtoday.us/1eQwdUf
Aqui se vê a similaridade Morfológica entre a Cabeça invertida - o Feto de 12 dias - o Olho - e o Feto de 26 dias - ... https://brucelyonsblog.wordpress.com/2010/04/22/squaring-the-circle-an-ancient-legacyp10/