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The Number of Circles Covering a Set

✍ Scribed by Richard Kershner

Book ID
118173084
Publisher
John Hopkins University Press
Year
1939
Tongue
English
Weight
577 KB
Volume
61
Category
Article
ISSN
0002-9327

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πŸ“œ SIMILAR VOLUMES

The number of triangles covering the cen
The number of triangles covering the center of ann-set
✍ E. Boros; Z. FΓΌredi πŸ“‚ Article πŸ“… 1984 πŸ› Springer 🌐 English βš– 338 KB

Let the points PI, P2 .... , P~ be given in the plane such that there are no three on a line. Then there exists a point of the plane which is contained in at least n3/27 (open) P~P~Pk triangles. This bound is the best possible.

The chromatic covering number of a graph
The chromatic covering number of a graph
✍ Reza Naserasr; Claude Tardif πŸ“‚ Article πŸ“… 2006 πŸ› John Wiley and Sons 🌐 English βš– 72 KB πŸ‘ 2 views

Following [1] , we investigate the problem of covering a graph G with induced subgraphs G 1 ; . . . ; G k of possibly smaller chromatic number, but such that for every vertex u of G, the sum of reciprocals of the chromatic numbers of the G i 's containing u is at least 1. The existence of such ''ch