Astr 328 Feb 19, 2003  

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2-point correlation function definition

Analytical approximations

Estimates from different redshift surveys

How would you measure it?

Power spectrum

How to relate fractional fluctuation to 2-point correlation function.

Joint probability formalism

More integrals

The answer

Use of redshift instead of distance

Angular two-point correlation fn

Diagrams of angular fn

Question on angular correlation function

Cluster-cluster correlation function

Differences with galaxy type

Diagram

Resorting to metaphors

Density-morphology relation

Diagram

Spatial distribution of spirals and ellipticals in the Coma cluster

High-redshift galaxies