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Autor:
Kalafat, Mustafa
Publikováno v:
Internat. J. Math. 29 (2018), no. 14, 1850087, 12 pp
We show that if a compact, oriented 4-manifold admits a coassociative-free immersion into the Euclidean 7-space then its Euler characteristic and signature vanish. Moreover, in the spin case the Gauss map is contractible, so that the immersed manifol
Externí odkaz:
http://arxiv.org/abs/1810.09023
Autor:
Mustafa Kalafat
We show that if a compact, oriented 4-manifold admits a coassociative-free immersion into the Euclidean 7-space then its Euler characteristic and signature vanish. Moreover, in the spin case the Gauss map is contractible, so that the immersed manifol
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3c9a40a01649febe775bdea5875ef83e