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The nonlinear diffusion and thermal conductivity equation: group classification and exact solutions - MaRDI portal

The nonlinear diffusion and thermal conductivity equation: group classification and exact solutions (Q1417158)

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scientific article; zbMATH DE number 2020065
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English
The nonlinear diffusion and thermal conductivity equation: group classification and exact solutions
scientific article; zbMATH DE number 2020065

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    The nonlinear diffusion and thermal conductivity equation: group classification and exact solutions (English)
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    2003
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    For the nonlinear equation \(u_t=(u^\alpha u_x)_x+F(u)\), \(0\not =\alpha\in \mathbb R,\) describing processes of nonlinear diffusion and thermal conductivity the authors present group classification with respect to contact transformations. The resulting Lie algebra allows to determine some exact solutions.
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    contact transformations
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