A Neoplatonist philosopher, she belonged to the mathematical tradition of the Academy of Athens represented by Eudoxus of Cnidus; she followed the school of the 3rd century thinker Plotinus, discouraging empirical enquiry and encouraging logical and mathematical studies.
Although Hypatia was herself a pagan, she was respected by a number of Christians, and later held up by Christian authors as a symbol of virtue.
Edited the existing version of Ptolemy's Almagest.
Edited her father's commentary on Euclid's Elements
She wrote a text "The Astronomical Canon." (Possibly a new edition of Ptolemy's Handy Tables.) Her contributions to science are reputed to include the charting of celestial bodies and the invention of the hydrometer, used to determine the relative density and gravity of liquids.
Her pupil Synesius, bishop of Cyrene, wrote a letter defending her as the inventor of the astrolabe, although earlier astrolabes predate Hypatia's model by at least a century - and her father had gained fame for his treatise on the subject.
"AGORA" is an upcoming 2009 historical drama film directed by Alejandro Amenábar, written by Amenábar and Mateo Gil, and starring Rachel Weisz and Max Minghella. It was screened Out of Competition at the 2009 Cannes Film Festival. It will then get a general release on December 18, 2009, but in Spain this Friday, October 9th.
"AGORA" video trailer of film in English:
Official film website: