Page:The Sources of Standard English.djvu/459

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EDUCATIONAL BOOKS.

a long career at the Royal Military Academy. A student who finds that he is able to solve the larger portion of these Exercises, may consider that he is thoroughly well grounded in the elementary principles of pure and mixed Mathematics.

Dalton. — ARITHMETICAL EXAMPLES. Progressively

arranged, with Exercises and Examination Papers. By the Rev. T. Dalton, M.A., Assistant Master of Eton College. New Edition. 18mo. cloth. 2s. 6d. Answers to the Examples are

appended.
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. 3s. 6d.

The object of this book is the introduction of a treatment of Conic Sections which should be simple and natural, and lead by an easy transi­tion to the analytical methods, without departing from the strict geometry of Euclid.

Dodgson. — AN ELEMENTARY TREATISE ON DETER­MINANTS,

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. 10s. 6d.

The object of the author is to present the subject as a continuous chain of argument, separated from all accessories of explanation or illustration. All such explanation and illustration as seemed necessary for a beginner are introduced, either in the form of foot-notes, or, where that would have occupied too much room, of Appendices, “The work,” says the Educational Times, “forms a valuable addition to the treatises we possess on Modern Algebra.”

Drew. — GEOMETRICAL TREATISE ON CONIC SEC­TIONS.

By W. H. Drew, M.A., St. John's College, Cambridge.

Fourth Edition. Crown 8vo. cloth. 4s. 6d.

In this work the subject of Conic Sections has been placed before the student in such a form that, it is hoped, after mastering the elements of Euclid, he