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2006.330: Lines tagent to four unit spheres with coplanar centres

2006.330: Gabor Megyesi (2001) Lines tagent to four unit spheres with coplanar centres. Discrete and Computational Geometry, 26 (4). pp. 493-497. ISSN 1432-0444

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We prove that there are at most eight lines tangent to four unit spheres in \R3 if the centres of the spheres are coplanar, but not collinear. This bound is sharp.

Item Type:Article
Subjects:MSC 2000 > 51 Geometry (See also algebraic geometry)
MSC 2000 > 53 Differential geometry
MIMS number:2006.330
Deposited By:Miss Louise Stait
Deposited On:17 August 2006

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