Fundamsntal Notions. 



119 



0820 



veranlasst. Malmo, 1901, (23). 



24 cm. 



Czajkowski, Karol. Sur Tensemble 

 des nombres premiers. (Polish) Przemysl, 

 Sprawozdanie Dyrekcyi Gimnazyum I, 

 [Przemysl, Rapport de la direction du 

 Gymnase 1], 1904, (3-22). 



Delin, M[ax]. Zwei Anwendungen 

 der Mengenlehre in der elementaren 

 Geometrie. Math. Ann., Leipzig, 59, 

 1904, (84-88). 



Dickson, L[eonard] E[ugene]. Fields 

 whose elements are linear differential 

 expressions. New York, N.Y., Bull. 

 Amer. Math. Soc, (Ser. 2), 10, 1903, 

 (30-31). 



Hobson, Ernest William. Inner 

 limiting sets of points in a linear 

 interval. London, Proc. Math. Soc., 

 (Ser. 2), 2. 1905, (316-326). 



Jotirdain, PhUip Edward Bertrand. 

 On transfinite cardinal numbers of the 

 exponential form. Phil. Mag., London, 

 (Ser. 6), 9, 1905, (42-56). 



Eeyser, C[assius] J[ackson]. Con- 

 cerning the axiom of infinity and mathe- 

 matical induction. New York, N.Y., 

 Bull. Amer. Math. Soc., (Ser. 2), 9, 1903, 

 (424-434). 



Lebesg^ue, H. Sur une propriete des 

 fonctions. Paris, C.-R. Acad, sci., 137, 

 1903, (1228-1230). 



LindelSf, E. Sur quelques points de la 

 theorie des ensembles. Paris, C.-R. 

 Acad, sci., 137, 1903, (697-700). 



Miller, G[eorge] A[braham]. On the 

 definition of an infinite number. Amer. 

 Math. Mon., Springfield, Mo., 10, 1903, 

 (154-155). 



Montel, P. Sur les suites de fonc- 

 tions analytiques. Paris, C.-R. Acad, 

 sci., 138, 1904, (469-471). 



Schoenflies, A[rthur]. Beitrage zur 

 Theorie der Punktmengen, II. Math. 

 Ann., Leipzig, 59, 1904, (129-160). 



Veblen, Oswald. The Heine-Borel 

 theorem. New York, N.Y., Bull. 

 Amer. Math. Soc, (Ser. 2), 10, 1904, 



(436-439). 



Wrobel, E. Uebungsbuch zur Arith- 

 metik und Algebra, enthaltend die For- 

 meln, Lehrsatze \ind Auflosungs- 

 methoden in systematischer Anordnung 

 . . . Zum Gebrauche an Gymnasien, 

 Realgj-mnasien . . . bearb. Tl. 1. 



Pensum der Tertia und Untersekunda. 

 9. durchgeseh. Aufl. Rostock (H. Koch), 

 1904, (XII + 320). 22 cm. Geb. 

 3,30 M. 



Young, WiUiam Heniy. Open sets 

 and the theory of content. London, 

 Proc. Math. Soc, (Ser. 2), 2, 1904, 

 (16-51). 



The tile theorem. London, 



Proc. Math. Soc, (Ser. 2), 2, 1904, 

 (67-69). 



On an extension of the 



Heine-Borel theorem. Mess. Math., 

 Cambridge, 33, 1904, (129-132). 



On a perfect plane set. 



Mess. Math., Cambridge, 34, 1905, (160). 



Zur Lehre der nicht 



abgeschlossenen Punktmengen. Leip- 

 zig, Ber. Ges. Wiss., math.-phys. KL, 

 56, 1903, (287-293). 



UNIVERSAL ALGEBRA. 



0810 



CALCULUS OF 

 OPERATIONS. 



Dickson, L[eonard] E[ugene]. Fields 

 whose elements are linear differential 

 expressions. New York, N.Y., Bull. 

 Amer. Math. Soc, (Ser. 2), 10, 1903, 

 (30-31). 



Fr^chet, Maurice. Sur les operations 

 lineaires. New York, N.Y., Trans. 

 Amer. Math. Soc, 5, 1904, (493-499). 



Feano, G. Principio de permanentia. 

 Exercitio de latino recto. Rev. mathem., 

 Torino, 8, 1903, (84-87). 



Fincherle, S. Di una nuova opera- 

 zione funzionale e di qualche sua appli- 

 cazione. Bologna, Rend. Ace sc, (N. 

 Ser.), 7. 1902-1903, (83-98). 



Sopra un'estensione della 



forraola del Taylor nel calcolo delle 

 operazioni. Bologna, Rend. Ace sc, 

 (N. Ser.), 7, 1902-1903, (128-134). 



0820 GENERAL THEORY OF 

 COMPLEX NUMBERS. 



Hawkes, H[erbert] E[dwin]. On 

 hypercomplex number systems in seven 

 units. Amer. J. Math., Baltimore, Md., 

 26, 1904, ( [223]-242). 



