* https://en.wikipedia.org/wiki/Fudge_factor
A good portion of experimentalists' time is probably spent in trying to figure just how badly they've messed their experiments as compared to reality. Major discoveries are sometimes based on teasing apart those differences:
* https://en.wikipedia.org/wiki/Muon_g-2
In my EE studies we had a specific course just in examining the limitations of (digital) numbers:
* https://en.wikipedia.org/wiki/Numerical_analysis
* https://docs.oracle.com/cd/E19957-01/806-3568/ncg_goldberg.h...