Full Idea
Spin is a built-in ration of angular momentum.
Gist of Idea
Spin is a built-in ration of angular momentum
Source
New Scientist writers (Why the Universe Exists [2017], 01)
Book Reference
New Scientist writers: 'Why the Universe Exists' [John Murray 2017], p.7
A Reaction
As an outsider all I can do is collect descriptions of such properties from the experts. The experts appear to be happy with the numbers inserted in the equations.