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The article presents joint constraints on the cosmological constant λ and the density parameter Ω from analyses of gravitational lensing statistics of the Jodrell Bank-VLA Astrometric Survey (JVAS), optical gravitational lens surveys from the literature, and CMB anisotropies.
This research was supported in part by the European Commission, TMR Programme, Research Network Contract ERBFMRXCT96-0034 CERES.
cosmology: theory, cosmology: observations, cosmology: gravitational lensing, cosmology: cosmic microwave background
cosmology: theory, cosmology: observations, cosmology: gravitational lensing, cosmology: cosmic microwave background
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