- #1
Josh1079
- 47
- 0
Hi,
My question is that can one interaction term represent two vertices?
For instance, can the lagrangian interaction terms L = eψγμψAμ represent a feynman diagram like these:
or should there be two terms in the lagrangian to construct such diagrams?
Thanks!
My question is that can one interaction term represent two vertices?
For instance, can the lagrangian interaction terms L = eψγμψAμ represent a feynman diagram like these:
or should there be two terms in the lagrangian to construct such diagrams?
Thanks!