Show that an arbitrary n à n unitary matrix has n 2 real parameters, and hence that
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is the most general form of a 2 Ã 2 unitary matrix. The most general form of (d, s) mixing is
where U is an arbitrary 2 Ã 2 unitary matrix, UU = 1. Show that this can be reduced to the form (9.39) by adjusting the arbitrary phases of the quark states s, s' and d.
Transcribed Image Text:
sin Oceiy cos Oce-iß U = e-ia cos Oc eB -sin Oce-iy
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