4 ms·
Because if there are multiple inverted units, you'd need to add parentheses to put them all in the denominator. Tidily giving each a ^-1 is clearer (especially
by jakeinspace 2y ago
Because if there are multiple inverted units, you'd need to add parentheses to put them all in the denominator. Tidily giving each a ^-1 is clearer (especially with superscript exponents).
- gattr 2y agoYou can use superscript Unicode characters on HN: km·h⁻¹.
- jakeinspace 2y agoAh but you see, I am on my phone and very lazy.
- Evidlo 2y agoWhat's wrong with a/b/c
- card_zero 2y agoI guess they stick rigidly to things that are formally defined, in case somebody thinks that division is right-associative and it leads to the Challenger shuttle exploding again.