Media Contributed by Rick
Thales's Theorem If AC is a diameter, then the angle at B is a right angle.
Plan of Milet in the Classical period Large and wealthy Ionian city, it's grid layout became famous - demonstrating the ethos of the period - and served as the basis for Roman cities.
Solar Eclipse otal Solar eclipse 1999 in France. * Additional noise reduction performed by Diliff.
Thales of Miletus Illustration from "Illustrerad verldshistoria utgifven av E. Wallis. volume I": Thales
Euclid's Elements Euclidis – Elementorum libri XV Paris, Hieronymum de Marnef & Guillaume Cavelat, 1573 (second edition after the 1557 ed.); in-8, 350, (2)pp. THOMAS-STANFORD, Early Editions of Euclid's Elements, n°32. Mentioned in T.L. Heath's translation. Private collection Hector Zenil.
Plato carries Timaeus Plato is depicted in Raphael's The School of Athens anachronistically carrying a bound copy of Timaeus.
Xenocrates By Gottlieb Friedrich Riedel (1724–1784) - Originally from the book Gallerie der alten Griechen und Römer sammt einer kurzen Geschichte ihres Lebens. Band 1: Philosophen by Georg Wilhelm Zapf, published in Augsburg by Gottlieb Friedrich Riedel in 1781, illustration of Xenocrates between pages 26 and 27. A second edition of the book was published in 1801. File taken from the digital version at http://diglit.ub.uni-heidelberg.de/diglit/zapf1781
Detail from The School of Athens by Raphael Plato pointing up indicating the Forms are heavenly and discerned my mathematical reaasoning, while Aristotle is indicating that the truth of this world in found by observation of the world.
Map of Ancient Athens The Academy is north of Athens, outside the city walls.
