Drawing a Feynman Diagram: Lagrangian Basics

daymio
Messages
1
Reaction score
0
I need help :(
How can I draw a Feynman Diagram, starting with a Lagrangian?
 
on Phys.org
1st Step: Read through any good introductory Quantum Field Theory Book.
2nd Step: There is no second step
 
  • Like
Likes   Reactions: 1 person
depends on the fields participating in your lagrangian...and the feynman diagram rules
 

Similar threads

Undergrad Your Favorite Feynman Diagram?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad What is the probability of an electron emitting a photon?
  • · Replies 14 ·
Replies
14
Views
2K
Undergrad What Insights Can the Feynman Diagram of γ+γ→γ+γ Provide?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate How Do Feynman Diagrams Work in Phi^4 Theory?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Feynman loop diagrams and Dyson series for anomalous magnetic moment
  • · Replies 80 ·
3
Replies
80
Views
6K
Graduate Feynman diagram for bound particle output
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Feynman diagrams and sum over paths
  • · Replies 5 ·
Replies
5
Views
3K
Graduate Pauli–Villars ghost fields?
  • · Replies 8 ·
Replies
8
Views
2K
Undergrad Complete list of Feynman diagrams
  • · Replies 3 ·
Replies
3
Views
4K
Graduate QM is Feynman path ensemble - is QFT Feynman field ensemble?
  • · Replies 89 ·
3
Replies
89
Views
6K