Akira Haraguchi, a consultant in suburban Tokyo, started Tuesday at 9:00 am local time and did not rest until 1:30 am as he read out pi? the ratio of a circle’s circumference to its diameter which has ...
KISARAZU, Japan, Oct. 4 (UPI) -- A Japanese man has recited 100,000 digits of mathematical constant pi from memory, breaking his own previous world record. Akira Haraguchi completed his 16-hour task ...
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