The three-point function <0|T{SPP}|0> in χPT

Configuration:  "ChPT3"

channel = {i1 -> 0, i2 -> 3, i3 -> 3} ;

•Preliminaries

•The wave function renormalized second order tree amplitude

•The fourth order loop amplitude

•The fourth order tree amplitude

•Renormalization

Converted by Mathematica  (July 10, 2003)