On the X-ray Number of Almost Smooth Convex Bodies and of Convex Bodies of Constant Width
Canadian mathematical bulletin, Tome 52 (2009) no. 3, pp. 342-348

Voir la notice de l'article provenant de la source Cambridge University Press

The X-ray numbers of some classes of convex bodies are investigated. In particular, we give a proof of the X-ray Conjecture as well as of the Illumination Conjecture for almost smooth convex bodies of any dimension and for convex bodies of constant width of dimensions 3, 4, 5 and 6.
DOI : 10.4153/CMB-2009-037-0
Mots-clés : 52A20, 52A37, 52C17, 52C35, almost smooth convex body, convex body of constant width, weakly neighbourly antipodal convex polytope, Illumination Conjecture, X-ray number, X-ray Conjecture
Bezdek, K.; Kiss, Gy. On the X-ray Number of Almost Smooth Convex Bodies and of Convex Bodies of Constant Width. Canadian mathematical bulletin, Tome 52 (2009) no. 3, pp. 342-348. doi: 10.4153/CMB-2009-037-0
@article{10_4153_CMB_2009_037_0,
     author = {Bezdek, K. and Kiss, Gy.},
     title = {On the {X-ray} {Number} of {Almost} {Smooth} {Convex} {Bodies} and of {Convex} {Bodies} of {Constant} {Width}},
     journal = {Canadian mathematical bulletin},
     pages = {342--348},
     year = {2009},
     volume = {52},
     number = {3},
     doi = {10.4153/CMB-2009-037-0},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2009-037-0/}
}
TY  - JOUR
AU  - Bezdek, K.
AU  - Kiss, Gy.
TI  - On the X-ray Number of Almost Smooth Convex Bodies and of Convex Bodies of Constant Width
JO  - Canadian mathematical bulletin
PY  - 2009
SP  - 342
EP  - 348
VL  - 52
IS  - 3
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CMB-2009-037-0/
DO  - 10.4153/CMB-2009-037-0
ID  - 10_4153_CMB_2009_037_0
ER  - 
%0 Journal Article
%A Bezdek, K.
%A Kiss, Gy.
%T On the X-ray Number of Almost Smooth Convex Bodies and of Convex Bodies of Constant Width
%J Canadian mathematical bulletin
%D 2009
%P 342-348
%V 52
%N 3
%U http://geodesic.mathdoc.fr/articles/10.4153/CMB-2009-037-0/
%R 10.4153/CMB-2009-037-0
%F 10_4153_CMB_2009_037_0

[1] [1] Bezdek, K., The problem of illumination of the boundary of a convex body by affine subspaces. Mathematika 38(1991), 362–375. Google Scholar

[2] [2] Bezdek, K., The illumination conjecture and its extensions. Period. Math. Hungar. 53(2006), 59–69. Google Scholar

[3] [3] Bezdek, K. and Zamfirescu, T., A characterization of 3-dimensional convex sets with an infinite X-ray number. In: Intuitive Geometry, Colloq. Math. Soc. J. Bolyai 63. North-Holland, Amsterdam 1994, pp. 33–38. Google Scholar

[4] [4] Bezdek, K., Naszódi, M., Lángi, Zs., and Papez, P., Ball-Polyhedra. Discrete Comput. Geom. 38(2007), 201–230. Google Scholar

[5] [5] Böröczky, K. Jr., Finite Packing and Covering., Cambridge Tracts in Mathematics 154. Cambridge University Press, Cambridge, 2004. Google Scholar

[6] [6] Danzer, L. and Grünbaum, B., Über zwei Probleme bezüglich konvexer Körper von P. Erdös und von V. L. Klee. Math. Z. 79(1962), 95–99. Google Scholar

[7] [7] Dekster, B. V., The Jung theorem for spherical and hyperbolic spaces. Acta Math. Hungar. 67(1995), 315–331. Google Scholar

[8] [8] Tóth, G. Fejes, Kreisüberdeckungen der Sphäre. Studia Sci.Math. Hungar. 4(1969), 225–247. Google Scholar

[9] [9] Kiss, Gy., Illumination problems and codes. Periodica Math. Hungar. 39(1999), 65–71. Google Scholar

[10] [10] Martini, H. and Soltan, V., Combinatorial problems on the illumination of convex bodies. Aequationes Math. 57(1999), 121–152. Google Scholar

[11] [11] Schramm, O., Illuminating sets of constant width. Mathematika 35(1988), 180–189. Google Scholar

[12] [12] Schürmann, A. and Swanepoel, K. J., Three-dimensional antipodal and norm-equilateral sets. Pacific J. Math. 228(2006), 349–370. Google Scholar

[13] [13] Swanepoel, K. J., Quantitative illumination of convex bodies and vertex degrees of geometric Steiner minimal trees. Mathematika 52(2005), 47–52. Google Scholar

Cité par Sources :