New exact results on density matrix for XXX spin chain
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DOI: 10.1007/s11005-018-01143-x
Abstract: Using the fermionic basis, we obtain the expectation values of all $${\mathfrak {sl}}_{2}$$sl2-invariant and C-invariant local operators on 10 sites for the anisotropic six-vertex model on a cylinder with generic Matsubara data. This is equivalent… read more here.
Keywords: density matrix; spin chain; xxx spin;