Bethe state norms for the Heisenberg spin chain in the scaling limit
In this paper we discuss the norms of the Bethe states for the spin 12 Heisenberg chain in the critical regime. Our analysis is based on the ODE/IQFT correspondence. Together with numerical work, this has lead us to formulate a set of conjectures concerning the scaling behavior of the norms. Also, w...
Main Authors: | Gleb A. Kotousov, Sergei L. Lukyanov |
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Format: | Article |
Language: | English |
Published: |
Elsevier
2019-10-01
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Series: | Nuclear Physics B |
Online Access: | http://www.sciencedirect.com/science/article/pii/S0550321319302342 |
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