Vili 
CONTENTS. 
''168. 
169. 
170. 
171. 
172. 
173. 
# 174. 
175. 
176. 
177. 
178. 
179. 
A demonstration of the Fundamental Property of Geodesic 
Lines ........... 
Quart. Math. Jour. t. i. (1857), pp. 185—186 
Eisenstein’s Geometrical Proof of the Fundamental Theorem for 
Quadratic Residues (Translated from the Original Memoir, 
Crelle, t. xxviii. (1844), ivith an addition by A. Cayley) . 
Quart. Math. Jour. t. I. (1857), pp. 186—191 
On Schellbach’s Solution of Malfatti’s Problem. 
Quart. Math. Jour. t. i. (1857), pp. 222—226 
Note on Mr Salmon’s Equation of the Orthotomic Circle . 
Quart. Math. Jour. t. i. (1857), pp. 242—244 
Note on the Logic of Characteristics ...... 
Quart. Math. Jour. t. i. (1857), pp. 257—259 
On Laplace’s Method for the Attraction of Ellipsoids 
Quart. Math. Jour. t. i. (1857), pp. 285—300 
On the Oval of Descartes ........ 
Quart. Math. Jour. t. i. (1857), pp. 320—328 
On the Porism of the Ln-and-circumscribed Triangle 
Quart. Math. Jour. t. i. (1857), pp. 344—354 
Note on Jacobi’s Canonical Formidoe for Disturbed Motion in 
an Elliptic Orbit. ... ...... 
Quart. Math. Jour. t. i. (1857), pp. 355—356 
Solution of a Mechanical Problem ...... 
Quart. Math. Jour. t. i. (1857), pp. 405—406 
On the ä posteriori Demonstration of the Porism of the In-and- 
circumscribed Triangle ........ 
Quart. Math. Jour. t. II. (1858), pp. 31—38 
On certain Forms of the Equation of a Conic . 
Quart. Math. Jour. t. n. (1858), pp. 44—48