3 papers
gr-qc2003
Conflict between anthropic reasoning and observation
Ken D. Olum
Anthropic reasoning often begins with the premise that we should expect to find ourselves typical among all intelligent observers. However, in the infinite universe predicted by in…
gr-qc2000
The doomsday argument and the number of possible observers
Ken D. Olum
If the human race comes to an end relatively shortly, then we have been born at a fairly typical time in history of humanity. On the other hand, if humanity lasts for much longer a…
hep-th1997
Vacuum-Bounded States and the Entropy of Black Hole Evaporation
Ken D. Olum
We call a state ``vacuum bounded'' if every measurement performed outside a specified interior region gives the same result as in the vacuum. We compute the maximum entropy of a va…