Flavour symmetry -- 50 years after SU(3)
... Isospin is mathematically described by the SU(2) group (analogously to spin). The strength of the strong interaction between any pair of nucleons is the same, independent of whether they are interacting as protons or as neutrons. ...
... Isospin is mathematically described by the SU(2) group (analogously to spin). The strength of the strong interaction between any pair of nucleons is the same, independent of whether they are interacting as protons or as neutrons. ...
