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Results tagged with perturbation
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user 36886
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Stability of perturbation of an elliptic problem into a parabolic PDE
Fix some $f\in H^1(\partial (0,1)^d)$.
Let $\eta\ge 0$ and for each such $\eta$ consider the solution $u^{\eta}$ to the solution PDE
$$
\begin{cases}
\Delta u & = u_t - \eta u_{tt} \mbox{ on } \mathbb …
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