Chess, buttons, shampoo, cataract surgery, plastic surgery, pi (mathematical value), zero, algebra, trigonometry and diamond mining were invented in India. - Study24x7
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06 Mar 2019 02:22 PM study24x7 study24x7

Chess, buttons, shampoo, cataract surgery, plastic surgery, pi (mathematical value), zero, algebra, trigonometry and diamond mining were invented in India.

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