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An upper bound for the waiting time for nonlinear degenerate parabolic equations. (English) Zbl 0535.35049

An upper bound is obtained for the time when the support of the solution of some nonlinear, degenerate parabolic equations begins to spread.

MSC:

35K65 Degenerate parabolic equations
35K55 Nonlinear parabolic equations
35B40 Asymptotic behavior of solutions to PDEs
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