Bitangencies on Surfaces in Four Dimensions

DOI10.1093/QJMATH/52.2.137zbMath0997.53003OpenAlexW1972760901MaRDI QIDQ2730922

Daniel Dreibelbis

Publication date: 8 November 2002

Published in: The Quarterly Journal of Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1093/qjmath/52.2.137

zbMATH Keywords

surfacenormal Euler numberbitangencies

Mathematics Subject Classification ID

Higher-dimensional and -codimensional surfaces in Euclidean and related (n)-spaces (53A07) Enumerative problems (combinatorial problems) in algebraic geometry (14N10)

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Birth of bitangencies in a family of surfaces in \(\mathbb{R}^{4}\) ⋮ Singularities of the affine chord envelope for two surfaces in four-space

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