- #1
johnahn
- 8
- 0
The problem is showing
(□+m^2)<0| T(∅(x)∅(y)) |0> = -δ^4 (x-y)
I know that it is relavent to Green's function, but the problem is that it should be alternatively solved without any information of Green's function, and using equal time commutation relations.
Does Anyone know that?
(□+m^2)<0| T(∅(x)∅(y)) |0> = -δ^4 (x-y)
I know that it is relavent to Green's function, but the problem is that it should be alternatively solved without any information of Green's function, and using equal time commutation relations.
Does Anyone know that?