The maximum number of odd integral distances between points in the plane

被引:10
|
作者
Piepmeyer, L [1 ]
机构
[1] TECH UNIV CAROLO WILHELMINA BRAUNSCHWEIG,DISKRETE MATH,D-38106 BRAUNSCHWEIG,GERMANY
关键词
D O I
10.1007/BF02711135
中图分类号
TP301 [理论、方法];
学科分类号
081202 ;
摘要
Four points in the plane with pairwise odd integral distances do not exist. The maximum number of odd distances between n points in the plane is proved to be n(2)/3+r r(r-3)/6 for all n, where r=1,2,3 and n=r (mod 3). This solves a recently stated problem of Erdos.
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页码:113 / 115
页数:3
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