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Table 5.
Differences (K) in the logarithm of the Bayesian evidence, between the extended model allowing for α variation and the reference ΛCDM model.
| ΛCDM fiducial |
||||
|---|---|---|---|---|
| ΛCDM reference | w0waCDM reference | |||
| Pessimistic | Optimistic | Pessimistic | Optimistic | |
| Current α | −5.8 | −7.0 | 0.01 | −0.27 |
| Forecast α | −6.4 | −7.4 | −0.65 | −0.92 |
| ζw0waCDM fiducial |
||||
| ΛCDM reference | w0waCDM reference | |||
| Pessimistic | Optimistic | Pessimistic | Optimistic | |
| Current α | 9.5 | 48.8 | −0.32 | −0.50 |
| Forecast α | 15.6 | 55.1 | 5.96 | 5.71 |
Notes. The cases considered here only show the combination of Euclid and α data.
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