Now frequencies and velocities may be used. Sadly, Hz and THz are found in energies, I don't know if we should allow multiple variables in either and determine the field by both keys. However this should work, I think.
Now frequencies and velocities may be used. Sadly, Hz and THz are found in energies, I don't know if we should allow multiple variables in either and determine the field by both keys. However this should work, I think.