On point transformations of a generalised Burgers equation
Date
1991Source
Physics Letters AVolume
155Issue
1Pages
15-19Google Scholar check
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This Letter classifies all finite point transformations between generalised Burgers equations of the form ut + uux + a(t)uxx = 0. These transformations necessarily include in particular all the well-known invariant infinitesimal transformations and in addition they include a reciprocal point transformation as well as transformations relating equations with different functions a(t). © 1991.