×

Homologiebedingungen zweiter und dritter Ordnung für die Wesentlichkeit einer Abbildung. (German) Zbl 0101.16305

Keywords:

topology
PDFBibTeX XMLCite
Full Text: DOI EuDML

References:

[1] Eilenberg, S.On continuous mappings of manifolds into spheres. Ann. of Mathem. 41, 662-673 (1940). · JFM 66.0956.03
[2] Godement, R. Théorie des faisceaux. Act. sci. et industrielles Paris 1252 (1958). · Zbl 0080.16201
[3] Leray, L’anneau spectral et l’anneau filtré d’homologie d’un espace localement compact et d’une application continue. Liouville Journal 29, 1-139 (1950). · Zbl 0038.36301
[4] Nielsen, J.Surface transformation classes of algebraically finite type. Kgl. Dänische Akad. Wiss. 21, 1-89 (1944). · Zbl 0063.05952
[5] Steenrod, N. Cohomology operations and obstructions to extending continuous functions. Princeton Univ. Coll. Lectures (1957). · Zbl 0077.16701
[6] Tietze, Über Funktionen, die auf einer abgeschlossenen Menge stetig sind. Crelle Journal 145, 9-14 (1914). · JFM 45.0628.03
[7] Vietoris, Über die Homologiegruppen der Vereinigung zweier Komplexe. Monatsh. für Mathem. 37, 159-162 (1930). · JFM 56.0498.03
[8] Whitney, H.On the theory of sphere bundles. Proc. Nat. Acad. Sci. USA 26, 148-153 (1940). · Zbl 0023.17603
This reference list is based on information provided by the publisher or from digital mathematics libraries. Its items are heuristically matched to zbMATH identifiers and may contain data conversion errors. In some cases that data have been complemented/enhanced by data from zbMATH Open. This attempts to reflect the references listed in the original paper as accurately as possible without claiming completeness or a perfect matching.