Abstract
We determine the asymptotic distribution of the eigenvalues in ′ t Hoofts eigenvalue problem in two-dimensional quantum chromodynamics. We formulate the problem as an eigenvalue problem for a singular pseudodifferential operator and use systematically its basic invariance properties.
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Brüning, J. On the eigenvalue problem of 't Hooft. Manuscripta Math 39, 125–146 (1982). https://doi.org/10.1007/BF01312450
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DOI: https://doi.org/10.1007/BF01312450