Shigeru Kondo

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Mathematician Calculates Pi to 10T Digits

Breaks own previous record of 5T digits

(Newser) - A Japanese man used his homemade computer to calculate the value of pi to 10 trillion digits, breaking the 5-trillion-digit record he himself set last August . Systems engineer Shigeru Kondo, 56, started crunching the numbers on a computer using a 48-terabyte hard drive in October and finished Sunday, the Telegraph... More »

Amateur Math Wiz Calculates Pi to 5T Digits

Breaks record on homemade computer

(Newser) - A Japanese math enthusiast has shattered the record for calculating the value of Pi. Shigeru Kondo, 55, spent roughly $17,800 building the homemade computer that helped him accomplish the feat—it boasted 32 terabytes-worth of hard drive, and had to have fans blown on it at all times to... More »

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