- #1

- 519

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When we use cutting rule for Bhabha scattering to cut the Feymann diagram to parts.Why we know the two parts are complex conjugation of each other,so we have optical theorem:

2ImM(s)=.... M.M*...

Thank you very much in advanced

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- Thread starter ndung200790
- Start date

- #1

- 519

- 0

When we use cutting rule for Bhabha scattering to cut the Feymann diagram to parts.Why we know the two parts are complex conjugation of each other,so we have optical theorem:

2ImM(s)=.... M.M*...

Thank you very much in advanced

- #2

- 519

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