Height functions on Whitney umbrellas

zbMath1300.53011arXiv1205.3044MaRDI QIDQ5401221

Masaru Hasegawa, Toshizumi Fukui

Publication date: 12 March 2014

Full work available at URL: https://arxiv.org/abs/1205.3044

zbMATH Keywords

versal unfoldingheight functionsWhitney umbrellas

Mathematics Subject Classification ID

Surfaces in Euclidean and related spaces (53A05) Catastrophe theory (58K35) Critical points of functions and mappings on manifolds (58K05)

Related Items (5)

On the geometry of the cross-cap in the Minkoswki 3-space and binary differential equations ⋮ Singularities of Gauss maps of wave fronts with non-degenerate singular points ⋮ Intrinsic invariants of cross caps ⋮ Behavior of Gaussian Curvature and Mean Curvature Near Non-degenerate Singular Points on Wave Fronts ⋮ Contact properties of surfaces in \({\mathbb R}^3\) with corank 1 singularities

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