Tag
Consistency Check
Entries tagged consistency check.
2 entries
Mental model
Dimensional analysis in physics
Every physical quantity carries dimensions built from a small set of base quantities, and any equation claiming to describe nature must have the same dimensions on both sides, which lets you test or repair a formula before ever taking data.
6 min
ConceptUnits and dimensional reasoning
A measured number is incomplete without its unit, because the unit names the standard the number is a multiple of, and mismatched units make an equation meaningless regardless of whether the digits agree.
6 min