Sep 19, 2018·1 min read
WOW, that is genius!!!!!!!!
Speak with author: https://superpeer.com/atrigueiro
… He was also the first to explain negative numbers, a concept thought by the Greeks to be “absurd.” Brahmagupta pointed out that multiplying two negative numbers (he called them “debts”) produced a positive number (in his terminology, a “fortune”).
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