These kids in India are solving complex math problems on the abacus, a traditional counting apparatus invented in China.
FORT LEE — For 10 seconds, a series of 50 random three-digit numbers flashed on the screen. After another second, abacus master Jeonghee Lee announced she'd finished the mental addition, correctly ...
Shayan Oveis Gharan has won the Abacus Medal for using tools from across mathematics to boost the power of algorithms.
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