## Treatise on Trigonometry ... |

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according acute angle algebraically angle antiparallels arithmetically base becomes calculated called centre chapter circle circular coefficients containing convergent corresponding cos2 cosec cosh cosine decimal describe difference direction distance dividing draw drawn equal equation Example expansions expressed factors figure finite formula fraction function given giving greater Hence imaginary increases infinite integral involving length less limit logarithms magnitude means measure multiple negative observe obtained operation opposite parallel perpendicular places plane positive powers prove quadrant quantity radius ratios relations represent respectively right-angle root sec2 sides sin2 sine sinh square student symbol tan2 tangent theorem triangle unity values vector write zero

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Page 40 - EUROPEAN HISTORY. Narrated in a Series of Historical Selections from the Best Authorities. Edited and arranged by EM SEWELL and CM YONGE. First Series, 1003 — 1154.

Page 16 - With the Mathematical Elements of Music. Designed for the Use of Students of the University. Second Edition, revised and enlarged. Crown 8vo. gs. A TREATISE ON MAGNETISM. Designed for the Use of Students in the University.

Page 19 - SOUND : a Series of Simple, Entertaining, and Inexpensive Experiments in the Phenomena of Sound, for the use of Students of every age.

Page 38 - ANALYSIS OF ENGLISH HISTORY, based on Green's "Short History of the English People.

Page 14 - LESSONS ON RIGID DYNAMICS. By the Rev. G. PIRIE, MA, late Fellow and Tutor of Queen's College, Cambridge ; Professor of Mathematics in the University of Aberdeen. Crown 8vo. 6s. VVCK^E—AN ELEMENTARY TREATISE ON CONIC SECTIONS AND ALGEBRAIC GEOMETRY. With Numerous Examples and Hints for their Solution ; especially designed for the Use of Beginners. By GH PUCKLE, MA New Edition, revised and enlarged.

Page 37 - A Series of Short Biographies, not designed to be a complete roll of famous Statesmen, but to present in historic order the lives and work of those leading actors in our affairs who by their direct influence have left an abiding mark on the policy, the institutions, and the position of Great Britain among States.

Page 17 - Alexander (T.). — ELEMENTARY APPLIED MECHANICS. Being the simpler and more practical Cases of Stress and Strain wrought out individually from first principles by means of Elementary Mathematics. By T. ALEXANDER, CE, Professor of Civil Engineering in the Imperial College of Engineering, Tokei, Japan. Crown 8vo.

Page 8 - AND BESSEL'S FUNCTIONS. Crown 8vo. los. 6J. WILSON (JM)— ELEMENTARY GEOMETRY. Books I. to V. Containing the Subjects of Euclid's first Six Books. Following the Syllabus of the Geometrical Association. By the Rev. JM WILSON, MA, Head Master of Clifton College.

Page 38 - ACADEMY. READINGS FROM ENGLISH HISTORY. Selected and Edited by JOHN RICHARD GREEN, MA, LL.D., Honorary Fellow of Jesus College, Oxford. Three Parts. Globe 8vo. is. 6d. each. I. Hengist to Cressy. II. Cressy to Cromwell. III. Cromwell to Balaklava.

Page 22 - It is unlike anything else of its kind, and will be of more use in circulating a knowledge of astronomy than nine-tenths of the books which have appeared on the subject of late years.