Topic summary
QCD

Extracted from the Wikipedia article Quantum chromodynamics.
Some definitions
QCD is a non-abelian gauge theory (or Yang–Mills theory) of the SU(3) gauge group obtained by taking the color charge to define a local symmetry.
Topic summary

Extracted from the Wikipedia article Quantum chromodynamics.
QCD is a non-abelian gauge theory (or Yang–Mills theory) of the SU(3) gauge group obtained by taking the color charge to define a local symmetry.