1. Is the Cosmological Coincidence
a Problem?
Navin Sivanandam
AIMS – March 26th 2012

2. The Coincidence

4. (Lineweaver and Egan)

5. Anthropics

6. Universe consistent with life
(Carter, 1974)

7. “We should be typical amongst
observers.” (Vilenkin, 1995)

9. (Lineweaver and Egan)

10. Solutions

11. Carbon(Garriga et al.)
Planets(Lineweaver and Egan)
Carbon Bias/
Late times/
Multiverse

12. “A measurement of a quantity
should be typical of all possible
measurements of that quantity.”

14. Measuring the coincidence is easy,
when measuring the expansion is easy.

16. Normalization
Number of
objects

18. Assumptions

19. “We may live in interesting times, but
if we did not we would be blissfully
unaware of the fact.”