Pi Day a once-in-a-century celebration for many in N.J.

March 14, 2015 1:11 PM

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Pi Day has arrived, and for math geeks in New Jersey, this one is even more special.

Today is March 14, 2015, or 3/14/15. Those are the first five digits of Pi -- 3.1415 -- or the ratio of a circumference of a circle to its diameter. The irrational number, which has been calculated to 10 trillion digits and might stretch on infinitely without repeating, helps mathematicians figure o...

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