The orange cross is the reference numbersp = (457+14 −13 −i279 +11 −7 )

Panels a) to e) correspond to parameterizationsv1 −v 5

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hep-ph · 2025-12-23 · unverdicted · novelty 5.0

Imposing threshold conditions on admissible ππ partial-wave parametrizations refines f0(500) pole positions extracted by Padé approximants.

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Assessing the role of threshold conditions in the determination of uncertainties in pole extractions using Pad\'e approximants hep-ph · 2025-12-23 · unverdicted · none · ref 3
Imposing threshold conditions on admissible ππ partial-wave parametrizations refines f0(500) pole positions extracted by Padé approximants.