{"word_count": 93, "character_count": 704}
Saw Three-Month Workshop Mathematical practices in relation to the Astral sciences27th February 2015, 9.30 am-5.30pmUniversity Paris Diderot, Room 483A Arithmetical progressions in the astral sciencesKarine Chemla (Sphère, CNRS &#38; University Paris Diderot, SAW Project) &#38; Li Liang (Institute for the History of Natural Sciences, China)Arithmetic progressions and motions of astral bodies in ancient ChinaNathan Sidoli (Waseda University, Japan)Approximation techniques to compute the ratio of the epicycle of planets. Selections from Almagest X.6-7&#160;Bâtiment/Building Condorcet, Room/Salle 483A 4 rue Elsa Morante 75013 Paris or 10 rue Alice Domon et Léonie Duquet 75013 ParisProgramme and Map