0430 



142 



0840 



Young", William Henry. Overlapping 

 intervals. London, Proc. Math, ^oc, 

 35, 1903, (384-388). 



On the analysis of linear 



sets of points. Q. J. Math., London, 35, 

 1903,(102-116). 



UNIVERSAL ALGEBRA. 



0810 



CALCULUS OF 

 TIONS. 



OPERA- 



Lorenz, Karl. Das Eechnen mit 

 nnvollstandigen Decimalbrvichen. 



Jahres Bericht d. n.o. Landes-Realgymn. 

 zu Waidhofen a. d. Thaya. Waidhofen 

 a. d. Thaya, 33, 1902, (3-22). 



Moritz, Robert E. Generalization of 

 the differentiation process. Baltimore, 

 Md., Amer. J. Math., 24, 1902, (257- 

 302). 



Pinclierle, S. SuUe derivate ad indice 

 qualnnqne. Bologna, Mem. Ace. sc., 

 (Ser. 5), 9, 1901-1902, (745-758). 



Tripard, L. Du calcul approximatif. 

 Enseign. math., Paris, 4, 1902, (418- 

 423). 



Whitehead, A. N. The logic of rela- 

 tions, logical substitution groups, and 

 cardinal numbers. Amer. J. Math., 

 Baltimore, Md., 25, 1903, (157-178). 



On cardinal numbers. 



Amer. J. Math., Baltimore, Md., 24, 

 1902, (367-394). 



0820 GENERAL THEORY OF 

 COMPLEX NUMBERS. 



Frobenius, G[eorg]. Theorie der 

 hyperkomplexen Grossen. Berlin, Sitz- 

 Ber. Ak. Wiss., 1903, (504-537, 634- 

 G45). 



Pasch, M[oritz]. Ueber die Ein- 

 fiihrung des Imaginaren. Arch. Math., 

 Leipzig, (3. Reihe), 7, 1903, (102-108). 



0830 QUATERNIONS. 



Baker, APfred]. The principles at 

 the base of quaternion analvsis. Ottawa, 

 Trans. R. Soc. Can., (Ser. 2), 7, 1901, 

 Sect. Ill, (17-20). 



Comhebiac. Calcul dcs triqnater- 

 nions. Xouvelle analyse geometrique. 

 J. Ec. polvtech., Paris,*^ (ser. 2), 7, 1902. 

 (101-219).' 



Comstock, Charles Worthington. The 

 application of quaternions to the analy- 

 sis of internal stress. Thesis . . \ 

 (Ph. D.) . . . Cornell University. 

 Denver, 1901, (34, with diagr.). 27 cm. 



Ferguson, Olin J. Quaternions m 

 electrical calculations. Physic. Rev.,, 

 Ithaca, N.Y., 17, 1903, (378-381). 



Hathaway, Arthur S. Quaterniou 

 space. New York, N'.Y., Trans. Amer. 

 Math. Soc, 3, 1902, (46-59). 



Joly, Charles Jasper. The multi- 

 linear quaternion function. Dublin, 

 Proc. R. Irish Acad., 24, 1903, (47-52). 



The geometry of a three- 



system of screws. Dublin, Trans. R. 

 Irish Acad., 32, 1903, (239-270). 



The quadratic screw sys- 

 tem : a study of a family of quadratic- 

 complexes, Dublin, Trans. R. Irish 

 Acad., 32, 1903, (155-238). 



Quaternions and projective 



geometry. London, Phil. Trans. R. Soc.,. 

 (Ser. A), 201, 1903, (223-327). 



A method of establishing 



the principles of the calculus of quater- 

 nions. Phil. Mag., London, (Ser. 6), 6^ 



1903, (653-654). 



KeUand, Phillip and Tait, Peter 

 Guthrie. Introduction to Quaternions.. 

 3rd Ed, Prepared by C. G. Knott.. 

 London and New York (Macmillan),. 



1904, (xvii + 208). 19 cm. 7s. 6d. 



Maclagan-Wedderbum, J. H. Oit 



the general scalar function of a vector.. 

 Edinburgh, Proc, R, Soc., 24, 1903„ 

 (409-412). 



MacMahon, Percy Alexander. On tlie 

 application of quaternions to the ortho- 

 gonal transformation and invariant 

 theory, London, Proc, Math. Soc, (Ser. 

 2), 1, 1904, (210-229). 



Tait, Peter Guthrie, Quaternion 

 Notes, Edinburgh, Proc, R. Soc, 24». 

 1903, (344-346, with 1 pi.) 



0840 



AUSDEHNUNGSLEHRE ; 

 VECTOR-ANALYSIS. 



Abraham, Max. Mechanik der defor^ 

 mierbaren Korjier, Geometrische* 



