physical-constant
There are 4 repositories under physical-constant topic.
MolSSI/QCElemental
Periodic table, physical constants, and molecule parsing for quantum chemistry.
heriantolim/PhysConst
A collection of fundamental physical constants in various unit systems for MATLAB.
auntyellow/units
Introduction to Units, Physical Constants and Uncertainties
emreozcan/dimAns
Dimensional analysis and unit conversion library for Python