CONTENTS OF VOLUME II. 



DYNAMICS. 



PAGE 



I. ON THE FUNDAMENTAL FORMULAE OF DYNAMICS, 1 



[Amer. Jour. Math., vol. n, pp. 49-64, 1879.] 



II. ON THE FUNDAMENTAL FORMULA OF STATISTICAL MECHANICS 

 WITH APPLICATIONS TO ASTRONOMY AND THERMO- 

 DYNAMICS. (ABSTRACT), 16 



[Proc. Amer. Assoc., vol. xxxm, pp. 57, 58, 1884.] 



VECTOR ANALYSIS AND MULTIPLE ALGEBRA. 



III. ELEMENTS OF VECTOR ANALYSIS, ARRANGED FOR THE USE 



OF STUDENTS IN PHYSICS, 17 



[Not published. Printed, New Haven, pp. 1-36, 1881 ; pp. 

 37-83, 1884.] 



IV. ON MULTIPLE ALGEBRA. VICE-PRESIDENT'S ADDRESS BEFORE 



THE AMERICAN ASSOCIATION FOR THE ADVANCEMENT OF 

 SCIENCE, - 91 



[Proc. Amer. Assoc., vol. xxxv, pp. 37-66, 1886.] 



V. ON THE DETERMINATION OF ELLIPTIC ORBITS FROM THREE 



COMPLETE OBSERVATIONS, - 118 



[Mem. Nat. Acad. Sci., vol. iv, part 2, pp. 79-104, 1889.] 



VI. ON THE USE OF THE VECTOR METHOD IN THE DETERMINATION 

 OF ORBITS. LETTER TO THE EDITOR OF KLINKERFUES' 

 " THEORETISCHE ASTRONOMIE," 149 



[Hitherto unpublished.] 



VII. ON THE ROLE OF QUATERNIONS IN THE ALGEBRA OF VECTORS, 155 



[Nature, vol. XLIII, pp. 511-513, 1891.] 



VIII. QUATERNIONS AND THE " AUSDEHNUNGSLEHRE," 161 



[Nature, vol. XLIV, pp. 79-82, 1891.] 



IX. QUATERNIONS AND THE ALGEBRA OF VECTORS, 169 



[Nature, vol. XLVIT, pp. 463, 464, 1893.] 



X. QUATERNIONS AND VECTOR ANALYSIS, - 173 



[Nature, vol. XLVIII, pp. 364-367, 1893.] 



