A few brief comments to arXiv:1005.3315 and arXiv:1005.3321
V. Gogokhia
TL;DR
This paper critically examines the ladder-rainbow truncation scheme in QCD, highlighting its inconsistencies within the Dyson-Schwinger and Bethe-Salpeter frameworks for quark and meson bound states.
Contribution
It provides a detailed critique of the ladder-rainbow truncation scheme, emphasizing its limitations and inconsistencies in modeling QCD phenomena.
Findings
Identifies key inconsistencies in the ladder-rainbow truncation scheme
Highlights limitations in the Dyson-Schwinger equation approach
Questions the validity of certain meson bound state predictions
Abstract
It is discussed the inconsistency of the so-called ladder-rainbow truncation scheme to QCD in the framework of the Dyson-Schwinger equation for the quark propagator and the Bethe-Salpeter equation for the bound state of mesons.
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Taxonomy
TopicsParticle physics theoretical and experimental studies · Quantum Chromodynamics and Particle Interactions · Black Holes and Theoretical Physics