The Russians apparently use this symbol to denote a range. Like "x = 4 ÷ 6 nm" means that x is between 4 and 6 nanometers. This seems better than using the dash to denote a range, except that the ÷ symbol has unnecessary baggage from all our elementary school teachers.
Replying to @gravity_levity
i knew it must have had something to do with the russians..
4:19 PM - 1 Aug 2019
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