IN THE SAME SERIES. ON THE STUDY AND DIFFICULTIES OF MATHEMATICS. BY AUGUSTUS DE MORGAN. Entirely new edition, with portrait of the author, index, and annotations, bibliographies of modern works on algebra, the philosophy of mathematics, pan-geometry, etc. Pp., 288. Cloth, $1.25 net (5s.). LECTURES ON ELEMENTARY MATHEMATICS. By JOSEPH LOUIS LAGRANGE. Translated from the French by Thomas J. McCormack. With photogravure portrait of Lagrange, notes, biography, marginal analyses, etc. Only separate edition in French or English. Pages, 172. Cloth, $1.00 net (5s.). ELEMENTARY ILLUSTRATIONS OF THE DIFFERENTIAL AND INTEGRAL CALCULUS. By AUGUSTUS DE MORGAN. New reprint edition. With sub-headings, and a brief bibliography of English, French, and German textbooks of the Calculus. Pp., 144. Price, $1.00 net (5s.). MATHEMATICAL ESSAYS AND RECREATIONS. By HERMANN SCHUBERT, Professor of Mathematics in the Johanneum, Hamburg, Germany. Translated from the German by Thomas J. McCormack. Containing essays on the Notion and Definition of Number, Monism in Arithmetic, On the Nature of Mathematical Knowledge, The Magic Square, The Fourth Dimension, The Squaring of the Circle. Pages, 149. Cuts, 37. Price, Cloth, 75c net (3s. 6d.). HISTORY OF ELEMENTARY MATHEMATICS. BY DR. KARL FINK, late Professor in Tübingen. Translated from the German by Prof. Wooster Woodruff Beman and Prof. David Eugene Smith. (Nearly Ready.) THE OPEN COURT PUBLISHING CO. |