The q-deformed Motzkin and Fredkin chains have exact critical exponents eta = 3/2 and nu = 2/3, derived from a transfer-matrix analysis and confirmed numerically.
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Exact critical exponents of the Motzkin and Fredkin Chains
The q-deformed Motzkin and Fredkin chains have exact critical exponents eta = 3/2 and nu = 2/3, derived from a transfer-matrix analysis and confirmed numerically.