↑ This reference is defined in a template or other generated block, and for now can only be previewed in source mode. ↑ O'Connor, John J.; Robertson, Edmund F., "Hypatia of Alexandria", MacTutor History of Mathematics archive, University of St Andrews. ↑ Krebs, Groundbreaking Scientific Experiments, Inventions, and Discoveries; The Cambridge Dictionary of Philosophy, 2nd edition, Cambridge University Press, 1999: "Greek Neoplatonist philosopher who lived and taught in Alexandria." ↑ Edward Jay Watts, (2006), City and School in Late Antique Athens and Alexandria.