8 EDUCATIONAL BOOKS. 



Cheyne. Works by C. H. H. CHEYNE, M. A., F.R.A.S. 



AN ELEMENTARY TREATISE ON THE PLANETARY 



THEORY. With a Collection of Problems. Second Edition. 



Crown 8vo. cloth. 6s. 6d. 



THE EARTH'S MOTION OF ROTATION. Crown 8vo. 

 y.6J. 



Childe. THE SINGULAR PROPERTIES OF THE ELLIP- 

 SOID AND ASSOCIATED SURFACES OF THE NTH 

 DEGREE. By the Rev. G. F. CHILDE, M.A., Author of 

 " Ray Surfaces," " Related Caustics," &c. 8vo. los. 6d. 



Christie. A COLLECTION OF ELEMENTARY TEST. 



QUESTIONS IN PURE AND MIXED MATHEMATICS j 



with Answers and Appendices on Synthetic Division, and on the 

 Solution of Numerical Equations by Horner's Method. By JAMES 

 R. CHRISTIE, F.R.S., late First Mathematical Master at the 

 Royal Military Academy, Woolwich. Crown 8vo. cloth. Ss. 6d. 



Cuthbertson EUCLIDIAN GEOMETRY. By FRANCIS 



CUTHBERTSON, M.A., LL.D., late Fellow of Corpus Christ! 

 College, Cambridge j and Head Mathematical Master of the City 

 of London School. Extra fcap. 8vo. qs. 6d. 



Dalton. Works by the Rev. T. D ALTON, M.A., Assistant 

 Master of Eton College. 



RULES AND EXAMPLES IN ARITHMETIC. New Edition. 

 i8mo. cloth. 2s. (>d. Answers to the Examples are appended. 



RULES AND EXAMPLES IN ALGEBRA. Part I. i8mo. 2s. 

 This work is prepared on the same plan as the Arithmetic. 



Day. PROPERTIES OF CONIC SECTIONS PROVED 

 GEOMETRICALLY. PART I., THE ELLIPSE, with 

 Problems. By the Rev. H. G. DAY, M.A., Head Master of 

 Sedburgh Grammar School. Crown 8vo. 3^. 6d. 



DodgSOn. AN ELEMENTARY TREATISE ON DETER- 

 MINANTS, with their Application to Simultaneous Linear 

 Equations and Algebraical Geometry. By CHARLES L. DODGSON, 

 M.A., Student and Mathematical Lecturer of Christ Church, 

 Oxford. Small 4to. cloth, icw. 6d. 

 " A -valuable addition to the treatises we possess on Modern Algebra" 



EDUCATIONAL TIMES. 



Drew. GEOMETRICAL TREATISE ON' CONIC SEC- 

 TIONS. By W. H. DREW, M. A., St. John's CoUege, Cambridge. 

 Filth Edition, enlarged. Crown 8vo. cloth. 5*. 



SOLUTIONS TO THE PROBLEMS IN DREW'S CONIC 

 SECTIONS. Crown 8vo. cloth. 4*. 6d. 



