Gromov hyperbolicity of the jG and jG metrics
Gromov hyperbolicity of the jG and jG metrics
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DOI:
10.1090/s0002-9939-05-08053-6
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发表时间:
2005-08
期刊:
影响因子:
--
通讯作者:
P. Hästö
中科院分区:
文献类型:
--
作者:
P. Hästö
In this note it is shown that the j G metric is always Gromov hyperbolic, but that the j G metric is Gromov hyperbolic if and only if G has exactly one boundary point. As a corollary we get a new proof for the fact that the quasihyperbolic metric is Gromov hyperbolic in uniform domains.