A sequel to the first six books of the Elements of Euclid, containing an easy introduction to modern geometry, with numerous examples. By John Casey.

WORKS BY
JOHN CASEY, ESQ., LLD., F.R.S.,
FELLOW OF THE ROYAL UNIVERSITY OF IRELAND.
Second Edition, Price 3s.
A TREATISE ON ELEMENTARY TRIGONOMETRY,
With numerous Exami5Zes
AND
0twst1 onras foar:Exanatiorr,
Price 3s.
KEY TO TEE EXERCISES IN THE TREATISE ON
ELEMENTARY TRIGONOMETRY.
Fifth Edition, Revised and Enlarged, Price 3s. 6d., Cloth.
A SEGUEL TO THE FIRST SIX BOOKS OF THE
ELEMENTS OF EUCLID,
Containing an Easy Introduction /0 Modern Geome/iy.
WTth uurniotus Exarmplpds.
Sixth Edition, Price 4s. 6d.; or in two parts, each 2s. 6d.
THE ELEMENTS OF EUCLID, BOOKS I.-VI,, AND
PROPOSITIONS I.-XXI. OF BOOK XI.;
Toge/her wi/k an A4hendz'v on the Cylinder, Shkere,
Cone, &c.
0piolus Anraotafiolas & numttiwo's RxlIOVisos,
Second Edition, Price 6s.
A KEY TO THE EXERCISES IN THE FIRST SIX
BOOKS OF CASEY'S "ELEMENTS OF EUCLID,"
Price 7s. Gd.
A TREATISE ON THE ANALYTICAL GEOMETRY OF
THE POINT, LINE, CIRCLE, & CONIC SECTIONS,
Con/aining an Account of i/s nos/ recen/ Extensi'ons,
Wltfl uuWioWotTs Rxamrdos,
Price 7s. 6d.
A TREATISE ON PLANE TRIGONOMETRY, including
THE THEORY OF HYPERBOLIC FUNCTIONS.
In /he Press.
A TREATISE ON SPHERICAL TRIGONOMETRY,
LONDON: LONOMNANS & CO. DUBLIN: HODGES, FIGGIS, & Co.