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POSTULATA LIBER I



Postulat 1. Postuletur, ut a quouis puncto ad quodius punctum recta linea ducatur.

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Postulat 2. Et ut recta linea terminata in directum educatur in continuum.

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Postulat 3. Et ut quouis centro radioque circulus describatur.

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Postulat 4. Et omnes rectos angulos inter se aequales esse. java applet or image

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Postulat 5. Et, si in duas lineas rectas recta incidens angulos interiores et ad eandem partem duobus rectis minores effecerit, rectas illas in infinitum productas concurrere ad eandem partem, in qua sint anguli duobus rectis minores.

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Copyright Applet © 1996/1997 (Juny, 1997)
D.E.Joyce

Clark University

© Drets d´ús cedits 2002/2003
JDL

Euclidis opera omnia
(1854-1928)

Heiberg and H. Menge

© Copyright 2006 JDL euclides.org