XIV COUN VLE INELES 
Mathematies. JAN DE VRIES: “Involutions in a field of circles.” 379. 
— J. Worrr: “Some applications of the quasi-uniform convergence on 
sequences of real and of holomorphic functions.” 417. 
— L. E. J. Brouwer: “Ueber die Struktur der perfekten Punktmengen.” 
(dritte Mitteilung). 471. 
— B. von Keréksarté: “Ueber Transformationen ebener Bereiche.” 475. 
— JAN DE VRIES: “On an involution among the rays of space.” 478. 
— JAN DE Vries: “On an involution among the rays of space, which is 
determined by two REYE congruences.” 482. 
— G. SCHAAKE: “On an involution among the rays of space.” 488. 
— JAN DE VRIES: “On an involution among the rays of space, which is 
determined by a bilinear congruence of twisted elliptical quartics.” 493. 
— W. KAPTEYN: “On a formula of SYLVESTER.” 555. 
— B. von Keréxsdrt6: “Ueber die endlichen topologischen Gruppen 
der Kugelflache.” 568. 
— C.H.van Os: “An involution of pairs of points and an involution of 
pairs of rays in space.” 580. 
— J. A. ScHouTen and D. J. Struik: “On x-tuple orthogonal systems 
of m-1 dimensional manifolds in a general manifold of ” dimensions.” 
594. II. 684. 
— C. B. Brezeno: “Graphical determination of the moments of transition 
of an elastically supported, statically undeterminate beam.” I. 621. 
— JAN DE Vries: “Quadratic involutions among the rays of space.” 634. 
— JAN DE Vries: “A Congruence of Conics.” 641. 
— W. VAN DER Woupe: “On a Quartic Curve of Genus Two in which 
an Infinity of Configurations of DESARGUES can be Inscribed.” 645. 
— J. Worrr: “On the quasi-uniform convergence.” 650. 
— J. Worrr: “Series of analytical functions.” 656. 
— B. P. HAALMEIJER: “Note on linear homogeneous sets of points.” 681. 
— A. SCHOENFLIES: “Zur Axiomatik der Mengenlehre.” 784. 
— L. E. J. Brouwer: “Ueber eineindeutige, stetige Transformationen 
von Flächen in sich.” (Sechste Mitteilung) 811. 
— N. G. W. H. Breraer: “Ueber die Zerlegungsgesetze für die Primideale 
eines beliebigen algebraischen Zahlkörpers im Körper der Ih-ten Ein- 
heitswurzeln.” 873. 
— ARNAUD DeENJoy: “Sur les ensembles clairsemés.” 882. 
— K. W. Ruraers: “Complexes of Plane Cubics with Four Base Points.” 909. 
— JAN DE Vries: “A Congruence of Orthogonal Hyperbolas.” 943. 
MENGENLEHRE (Zur Axiomatik der). 784. 
Merars and Non-Metals. 119. 
