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Rotation and curvature of a curve on a convex surface

โœ Scribed by V. V. Usov

Publisher
SP MAIK Nauka/Interperiodica
Year
1991
Tongue
English
Weight
549 KB
Volume
31
Category
Article
ISSN
0037-4466

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On the C-Curves of a Convex Surface
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โœ Paris Pamfilos ๐Ÿ“‚ Article ๐Ÿ“… 1988 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 206 KB

0. Introdnction. W. BLASCHXE proved in his book "Kreis und Kugel" ([ 11, p. 157) the following theorem: An ovaloid which for every direction e (unit vector) of parallel light has plnnnr shadow-lines L'i (fig. 1) is an ellipsoid.