Timeline for Deriving the deceleration parameter of a universe whose density is dominated by matter
Current License: CC BY-SA 3.0
5 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jul 14, 2016 at 16:21 | vote | accept | Noah P | ||
| Jul 14, 2016 at 16:20 | comment | added | John Rennie | For the definition of the density parameter see this Wikipedia article. Note that $\Omega_\Lambda$ doesn't get the factor of $8\pi G$ because it's normally put on the left side of the Einstein equation. | |
| Jul 14, 2016 at 16:12 | comment | added | Noah P | Further to this, where do the definitions of $\Omega_m$ and $\Omega_\Lambda$ come from? | |
| Jul 14, 2016 at 16:09 | comment | added | Noah P | Would $\Lambda$ not contribute to the pressure, where $p_\Lambda = -\rho_\Lambda c^2$? | |
| Jul 14, 2016 at 16:06 | history | answered | John Rennie | CC BY-SA 3.0 |