Dear Tom Roberts:
"Tom Roberts"
news:L_mBj.16850$Ch6.2540@newssvr11.news.prodigy.net...
> Tom wrote:
>> You might want to check out:
>> arXiv:gr-qc/0704.3485
>> and the references therein.
>
> Arxiv.org gives "bad identifier".
http://arxiv.org/abs/0704.3485
... "A Simple Optical Analysis of Gravitational Lensing"
by Xing-Hao Ye, Qiang Lin
David A. Smith