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arxiv: nlin/0203014 · v1 · pith:76NB4PXEnew · submitted 2002-03-08 · 🌊 nlin.SI

A Laplace ladder of discrete Laplace equations

classification 🌊 nlin.SI
keywords discretelaplaceequationladderadjointanaloguecounterpartequations
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The notion of a Laplace ladder for a discrete analogue of the Laplace equation is presented. The adjoint of the discrete Moutard equation and a discrete counterpart of the nonlinear form of Goursat equation are introduced.

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