Fundamental physical constants (Quantity, Value, Uncertainty, Unit) for SI (International System of Units) and non-SI units, plus unit conversions Based on the data from NIST (National Institute of Standards and Technology, USA)
copied from cf-staging / r-nistunits| Label | Latest Version |
|---|---|
| main | 1.0.1 |
| cf201901 | 1.0.1 |
| cf202003 | 1.0.1 |
| gcc7 | 1.0.1 |
