Abstract
In this short note we present a novel integrable fourth-order difference equation. This equation is obtained as a stationary reduction from a known integrable differential-difference equation. The novelty of the equation is inferred from the number and shape of its invariants.
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Acknowledgements
We thank Dr. D. T. Tran for the helpful discussions during the preparation of this paper.
GG is supported through Prof. N. Joshi’s Australian Laureate Fellowship #FL120100094.
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Gubbiotti, G. (2021). A Novel Integrable Fourth-Order Difference Equation Admitting Three Invariants. In: Paranjape, M.B., MacKenzie, R., Thomova, Z., Winternitz, P., Witczak-Krempa, W. (eds) Quantum Theory and Symmetries. CRM Series in Mathematical Physics. Springer, Cham. https://doi.org/10.1007/978-3-030-55777-5_6
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