Lucas, J. R. 1929- The conceptual roots of mathematics an essay on the philosophy of mathematics / [electronic resource] : J.R. Lucas. - London : Routledge, 2002 - 1 online resource. - International library of philosophy . Includes bibliographical references and index. ISBN: 9780415207386 9780203028421 (electronic bk.) Subjects--Topical Terms: Mathematics--Philosophy. LC Class. No.: QA8.4 / .L833 2002