A similar principle applies in place-value notations that employs a base other than 10, which include binary and hexadecimal. The modern use of 0 in this way derives from Indian arithmetic that was transmitted to Europe by using medieval Islamic mathematicians and popularized by Fibonacci. It was independently used https://financefeeds.com/b2broker-adds-perpetual-futures-to-b2trader-targets-multi-market-expansion/