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Failure of the Dehn Lemma on contractible 4-manifolds

✍ Scribed by Yukio Matsumoto; Gerard A. Venema


Publisher
Springer-Verlag
Year
1979
Tongue
English
Weight
687 KB
Volume
51
Category
Article
ISSN
0020-9910

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We determine bounds for the regular genus of any 4-manifold, which is a product of $1 by a closed 3-manifold, or a product of two closed surfaces. This is done by an explicit construction of a graph representing the manifold, and by finding a minimal regular imbedding of it. S UNTO, Determiniamo una