Beruniy’s Theory of Shadows

And to connect his theory of gnomon (shadows) with his name.This brochure is a pearl of Beruniy’s activity, which concerns geometry.Somehow there is richness which turns the poorness into disgrace only (Al-Beruniy Osan al-Bokiya) .We’ll also cite Beruniy’s own sentences, some passages from his books.(al-Beruniy, Konuniy Masudiy, book - 5, 1973, p.p. 386-387) .The great encyclopedic of the Middle Ages Abu Raihon Muhammad ibn Ahmad al-Beruniy was born on the 3.These feelings can be seen in the following Beruniy’s sentences and aphorisms.The essence of this theory is that, if we put a circle with the radius equal to.(with the Beruniy’s words) and draw perpendicular.Beruniy established, that the radius of the Earth is.