Geodesic
A Three-Fold Non-Lattice Covering
Canadian mathematical bulletin, Tome 20 (1977) no. 1, pp. 29-31

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

DOI

Let be the density of thinnest k-fold covering of the plane by equal circles (of radius 1, say). Let Dk be the corresponding density when the centres of the circles are at the points of a lattice Λ. It is clear that 
Blundon, W. J. A Three-Fold Non-Lattice Covering. Canadian mathematical bulletin, Tome 20 (1977) no. 1, pp. 29-31. doi: 10.4153/CMB-1977-005-1
@article{10_4153_CMB_1977_005_1,
     author = {Blundon, W. J.},
     title = {A {Three-Fold} {Non-Lattice} {Covering}},
     journal = {Canadian mathematical bulletin},
     pages = {29--31},
     year = {1977},
     volume = {20},
     number = {1},
     doi = {10.4153/CMB-1977-005-1},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1977-005-1/}
}
TY  - JOUR
AU  - Blundon, W. J.
TI  - A Three-Fold Non-Lattice Covering
JO  - Canadian mathematical bulletin
PY  - 1977
SP  - 29
EP  - 31
VL  - 20
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1977-005-1/
DO  - 10.4153/CMB-1977-005-1
ID  - 10_4153_CMB_1977_005_1
ER  - 
%0 Journal Article
%A Blundon, W. J.
%T A Three-Fold Non-Lattice Covering
%J Canadian mathematical bulletin
%D 1977
%P 29-31
%V 20
%N 1
%U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1977-005-1/
%R 10.4153/CMB-1977-005-1
%F 10_4153_CMB_1977_005_1

Cité par Sources :