- #1

George Keeling

Gold Member

- 156

- 39

I am reading Spacetime and Geometry by Sean Carroll. In section 1.10 on classical field theory, he uses this formula (1.132)

The curly

Could the integral also be written as follows?

The curly

*L*is a Lagrange density. S is an action, Φ is a vector potential.Could the integral also be written as follows?