"Happy Square Root Day!"
Google Student Blog (March 3, 2009)
"Today is a special day indeed. March 3, 2009 (or 3/3/09) is an occasion that should thrill all math major readers. A rare holiday, Square Root Day only happens nine times in a century when the day and the month are both the square root of the last two digits of the current year...."
Enjoy this one: there won't be another until April 4, 2016.
More:
"Happy Square Root Day! Party like it's 3/3/09"
CNET (March 3, 2009)
"Today is Square Root Day, a rare holiday that occurs when the day and the month are both the square root of the last two digits of the current year. Numerically, 3 March 2009, can be expressed as 3/3/09, or mathematically as √9 = 3, or 3² = 3 × 3 = 9...."
If some of that didn't come looking right on your computer, you're probably not a geek.
Thanks (again) to bnsullivan, on Twitter, for the CNET link.
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