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Cosmological constant and time delay

Authors
Publication date
1 January 2008
Publisher
'EDP Sciences'
Doi
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    Abstract

    The effect of the cosmological constant on the time delay caused by an isolated spherical mass is calculated without using the lens equation and compared to a recent observational bound on the time delay of the lensed quasar SDSS J1004+4112.Comment: 8 pages, 1 figur

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