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andrewla • today at 3:29 PM • 2 replies • view on HN

Why would the universe care about dimensional analysis? Besides, the outside constant would do the unit conversion from whatever the right-hand side produces to units of force.


Replies

mitthrowaway2 • today at 5:08 PM

The universe cares about dimensional analysis because it is invariant under changes of units-of-measure, which are human constructs.

mhh__ • today at 5:42 PM

Because we aren't dealing with the universe but rather ruling out possible forms of models of it