Empirical parameterization of the K+- -> pi+- pi0 pi0 decay Dalitz plot

J. R. Batley, A. J. Culling, G. Kalmus +118

As first observed by the NA48/2 experiment at the CERN SPS, the $\p0p0$ invariant mass (M00) distribution from $\kcnn$ decay shows a cusp-like anomaly at M00=2m+, where m+ is the c…