Alec Aivazis edited oscillationTheory.tex  almost 10 years ago

Commit id: 1c9c6f0efa2ac593ef67ee81f410db1fa714f4ef

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where like in REFERENCE, $i$ ranges from 1 to 3 and denotes states of definite flavor; $\alpha$ ranges from 1 to 3 and denotes states of definite mass; and $U_{i \alpha} is the corresponding element in the Pontecorvo-Maki-Nakagawa-Sakata matrix:  \[ \chi(\lambda) = \left| \begin{array}{ccc} \lambda - a & -b & -c \\  -d & \lambda - e & -f \\  -g & -h & \lambda - i \end{array} \right|.\]