Abstract
We establish estimates for the initial evolution of the supports of solutions of a broad class of quasilinear parabolic equations of arbitrary order that have the structure of the equation of strong nonlinear convective diffusion.
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Sapronov, D.A., Shishkov, A.E. Propagation of Perturbations in Quasilinear Multidimensional Parabolic Equations with Convective Term. Ukrainian Mathematical Journal 53, 1134–1155 (2001). https://doi.org/10.1023/A:1013381316300
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DOI: https://doi.org/10.1023/A:1013381316300