
$$
\Omega_{\rm vis} \sim 0.03 \thinspace \Omega_0
$$

$$
\Omega_{\rm vis+dark} \sim 0.3 \thinspace \Omega_0
$$

$$
\Omega_{\rm grav} \sim 3 \times 10^{-31} \thinspace {\rm g/cm^3}
$$


\bye
