Thursday, 31 January 2019

Understand "Quantum effective action" in Weinberg's book "The quantum theory of fields"


In Weinberg's book "The Quantum theory of fields", Chapter 16 section 1: The Quantum Effective action. There is a equation (16.1.17), and several lines of explanation, please see the Images.


Equation (16.1.17) and explanation The Equation is used to calculate effective action in section 16.2 I can't understand it. Who can give us more detail?





-

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)

Understanding Stagnation point in pitot fluid

What is stagnation point in fluid mechanics. At the open end of the pitot tube the velocity of the fluid becomes zero.But that should result...