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  1. P

    Which Feynman diagram or diagrams include feasible processes?

    Then, I have to explain all lesson about Feynman diagram )). Thank you.
  2. P

    Which Feynman diagram or diagrams include feasible processes?

    We have seen lessons, I research again and again my notes. Just the c or d seems possible process on Feynman diagram. I did them unfortunately they're not correct. I still search on Feynman diagrams on internet. Just c and d nearby to be possible.
  3. P

    Which Feynman diagram or diagrams include feasible processes?

    Yes. Possible process. I see c) or d). But they are incorrect. Interesting I can't explain it.
  4. P

    Which Feynman diagram or diagrams include feasible processes?

    Hello friends. I couldn't do it. Which Feynman diagram or diagrams has include feasible process?
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