Department of Mathematics, Silesian University at Opava Bezrucovo nam. 13, 746 01 Opava, Czech Republic E-mail: Michal.Marvan@fpf.slu.cz
Abstract: This paper is an introduction to a direct procedure to compute zero-curvature representations. Focus is on the simplest case of coefficients in sl$_2$.
Keywords: Zero-curvature representations, linear pseudopotentials, diffieties
Classification (MSC91): 35A30, 58F07; 35Q53
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