107 citations · 117 across the 2 of their papers we have counts for
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hep-th1995★ 10 cited
Quantum lattice KdV equation
A. Yu. Volkov
A quantum theory is developed for a difference-difference system which can serve as a toy-model of the quantum Korteveg-de-Vries equation.
hep-th1994★ 107 cited
Hirota equation as an example of integrable symplectic map
L. Faddeev, A. Yu. Volkov
The hamiltonian formalism is developed for the sine-Gordon model on the space-time light-like lattice, first introduced by Hirota. The evolution operator is explicitely constructed…