CosmoCoffee Forum Index CosmoCoffee

 
 FAQFAQ   SearchSearch  MemberlistSmartFeed   MemberlistMemberlist    RegisterRegister 
   ProfileProfile   Log inLog in 
Arxiv New Filter | Bookmarks & clubs | Arxiv ref/author:

What is overdensity in the cosmology ??
 
Post new topic   Reply to topic    CosmoCoffee Forum Index -> Cosmological Observations
View previous topic :: View next topic  
Author Message
Alisson Pereira Costa



Joined: 21 Dec 2013
Posts: 1
Affiliation: Universidade Estadual de Santa Cruz

PostPosted: December 22 2013  Reply with quote

What is overdensity in the cosmology ??



Thanks
Back to top
View user's profile  
Himanish Ganjoo



Joined: 26 Feb 2016
Posts: 2
Affiliation: BITS Pilani

PostPosted: February 28 2016  Reply with quote

Typically in cosmology, overdensity refers to the deviation of the density at a point from the average density:

\delta(x) = \frac{\rho(x) - \bar{\rho}}{\bar{\rho}}
Back to top
View user's profile  
Display posts from previous:   
Post new topic   Reply to topic    CosmoCoffee Forum Index -> Cosmological Observations All times are GMT + 5 Hours
Page 1 of 1

 
Jump to:  
You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot vote in polls in this forum


Powered by phpBB © 2001, 2005 phpBB Group. Sponsored by WordWeb online dictionary and dictionary software.