Extragalactic Astronomy -
Fall 2012
Homework #7 - due October 22
1. Derive equation 7.12
from equations 7.7-7.11. Show your algebra.
2. What is the shape of the correlation function of galaxies at large
separations, greater than 100 Mpc? Why is this important?
3. What is L0 in
Mpc?
4. The existance of which galaxy cluster is sufficient to rule out the
Einstein-de Sitter model for our universe?
5. What are some typical tools used to compare the results of numerical
simulations of structure formation with observations?
6. What is the substructure problem?
7. How can one measure, in principle, the spectrum of primordial
density fluctuations?