Nikolaos Tetradis
Nikolaos Tetradis
Nikolaos Tetradis
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wz0.40.60.81.01.41.62 4 6 8 10 zFigure: The form of the equation of state w(z) for ΛCDM and a variety ofmodels: w 0 = −1, w ′ = 1 (dotted), w 0 = −1.3, w ′ = 1 (long-dashed),w 0 = −1.3, w ′ = 0 (short-dashed), w 0 = −0.8, w ′ = −0.7 (continuous),w 0 = −0.6, w ′ = −1.5 (dash-dotted).N. <strong>Tetradis</strong> University of AthensThe inhomogeneity of the Universe and the cosmological model