These street signs were found on Pi Day 2009 in Tucson, Arizona.

The street signs say...

+--------------------+ | 6th St 600 E | ---------------------- | 2nd Ave 500 N | +--------------------+the numbers are: 6 600 2 500 the math is: log(600 - 500) = cuberoot(6 + 2) number system math: 6 - 2 = (600 - 500)_{2}number system math: sqrt(6 - 2) = sqrt(600 - 500)_{2}observe... 100_{2}= 4 and 10_{2}= 2

**Creator:** Gerald Thurman
[gthurman@gmail.com]

**Created:** 12 April 2009

This work is licensed under a Creative Commons Attribution 3.0 United States License.