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abstraction > mathematical concept > symmetry > elementary particle symmetry > SU(2) x U(1)

SU(2) x U(1) comparison table

Subject	is a kind of	has definition
elementary particle symmetry	unitary transformation	Abstract mathematical relationships that relate elementary particles together and allow them to be grouped into families. A particular symmetry transformation has the effect of, in a theoretical way, transforming one elementary particle into another.
SU(2) x U(1)	elementary particle symmetry	The symmetry of the unified electroweak interaction.

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