The libraries of the Neoplatonists : proceedings of the meeting of the European Science Foundation Network "Late antiquity and Arabic thought : patterns in the constitution of European culture", held in Strasbourg, March 12-14, 2004 under the impulsion of the scientific committee of the meeting, composed by Matthias Baltes, Michel Cacouros, Cristina D'Ancona, Tiziano Dorandi, Gerhard Endress, Philippe Hoffmann, Henri Hugonnard Roche /