"Towards Mechanized Mathematical Assistants: 14th Symposium, Calculemus 2007, 6th International Conference, MKM 2007, Hagenberg, Austria, June 27-30, 2007, ... (Lecture Notes in Computer Science)" - читать интересную книгу автора (Manuel Kauers, Manfred Kerber, Robert Miner, Wolfgang Windsteiger)