no code implementations • 18 Feb 2021 • Antonio Pich, Antonio Rodríguez-Sánchez
Hadronic matrix elements of local four-quark operators play a central role in non-leptonic kaon decays, while vacuum matrix elements involving the same kind of operators appear in inclusive dispersion relations, such as those relevant in $\tau$-decay analyses.
High Energy Physics - Phenomenology High Energy Physics - Lattice
