The K->2π amplitude with a weak scalar spurion in χPT

Checks

The notebook KSPiPiChecksA.nb must be evaluated first

•Check for pole in t and/or u (c _ 2 piece)

•The Overscript[J, _] part of the loops
•The log part of the loops

•Check for pole in t and/or u (c _ 5 piece)

•The Overscript[J, _] part of the loops
•The log part of the loops

•The soft pion limit

•The limit K->2π

•Scale independence

•The infinities

Converted by Mathematica  (July 10, 2003)