DE MORGAN, AUGUSTUS

271. ELEMENTARY ILLUSTRATIONS OF THE DIFFERENTIAL AND INTEGRAL CALCULUS, by Augustus DeMorgan. New edition. 1899. Pp. viii., 144. Cloth $1.00 net. (4s. 6d. net.)

264. ON THE STUDY AND DIFFICULTIES OF MATHEMATICS, by Augustus DeMorgan. Second reprint edition. 1902. Pp. viii., 288. Cloth $1.25 net. (4s. 6d. net.)

FINK, DR. KARL

272. A BRIEF HISTORY OF MATHEMATICS. An authorized translation of Dr. Karl Fink’s Geschichte Der Elementar-Mathematik, by Wooster Woodruff Beman, Professor of Mathematics in the University of Michigan, and David Eugene Smith, Professor of Mathematics in Teachers’ College, Columbia University. Second revised edition. 1903. Pp. xii., 343. Cloth $1.50 net. (5s. 6d. net.)

HILBERT, DAVID, Ph. D.

289. THE FOUNDATIONS OF GEOMETRY, by David Hilbert, Ph. D., Professor of Mathematics, University of Göttingen. Authorized translation by E. J. Townsend, Ph. D., University of Illinois. 1902. Pp. vii., 143. Cloth $1.00 net. (4s. 6d. net.)

LAGRANGE, JOSEPH LOUIS

258. LECTURES ON ELEMENTARY MATHEMATICS, by Joseph Louis Lagrange. From the French by Thomas J. McCormack. Second edition. 1901. Pp. 172. Cloth $1.00 net. (4s. 6d. net.)

MACH, ERNST