A characterization of regular saddle surfaces in the hyperbolic and spherical three-space (Q700881)

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scientific article; zbMATH DE number 1814783
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English
A characterization of regular saddle surfaces in the hyperbolic and spherical three-space
scientific article; zbMATH DE number 1814783

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    A characterization of regular saddle surfaces in the hyperbolic and spherical three-space (English)
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    15 October 2002
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    The concept of regular saddle surfaces is extended to simply connected 3-manifolds of constant curvature. It is proven that a regular surface in elliptic and hyperbolic three-space is a saddle surface iff its Gaussian curvature is everywhere not greater than the curvature of the surrounding space.
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    regular saddle surface
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    elliptic 3-space
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    hyperbolic 3-space
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