> Not sure why `response to the proposal of the uno "had been almost entirely ne... | Hacker News

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dragonwriter on July 1, 2021 | parent | context | favorite | on: Uno – the “unit” for dimensionless quantities

> Not sure why `response to the proposal of the uno "had been almost entirely negative"` according to Wikipedia.

SI already has at least two different unit names for dimensionless 1 (rad and sr), so a third identical unit was probably seen as superfluous.

HPsquared on July 2, 2021 [–]

Radian and steradian are specific to measurement of angles. You wouldn't provide a Reynolds number in radians, for example.

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