On Wed, Jun 1, 2011 at 2:12 AM, Ravi Varadhan <rvaradhan at jhmi.edu> wrote:
I have also heard (courtesy: John Nash) that `pi' is the ratio of actual time it takes to complete your thesis to the anticipated time.
And I find it a useful mnemonic that there are pi times ten million
seconds in a year (accurate to better than half a percent).
-thomas
Thomas Lumley Professor of Biostatistics University of Auckland