A strange recursion operator for a new integrable system of coupled Korteweg - de Vries equations
Ayse Karasu, Atalay Karasu, S. Yu. Sakovich
Abstract
A recursion operator is constructed for a new integrable system of coupled Korteweg - de Vries equations by the method of gauge-invariant description of zero-curvature representations. This second-order recursion operator is characterized by unusual structure of its nonlocal part.
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