TY - CHAP AU - Ruiz De Elvira Carrascal, Jacobo AU - Garcia Martin, R. AU - Kamiński, Robert AU - Peláez Sagredo, José Ramón PY - 2011 DO - 10.1063/1.3575010 SN - 978-0-7354-0899-9 UR - https://hdl.handle.net/20.500.14352/45619 AB - We show how the new precise data on kaon decays together with forward dispersion relations, sum rules and once- and twice-subtracted Roy equations allow for a precise analysis of π π scattering. The once subtracted Roy equations provide a more... LA - eng PB - American Institute of Physics KW - Equatiion TI - F_0(600) and f_0(980) pole positions from a dispersive π π scattering data analysis TY - book part ER -