We study degenerate elliptic problems of the type \begin{equation} \begin{cases} - \text{div}\, \left( \frac{\nabla u }{(1+|u|)^{\theta}} \right) = f & \text{in } \Omega \\ u=0 & \text{on } \Omega. \end{cases} \end{equation}
Si studiano problemi ellittici degeneri del tipo \begin{equation} \begin{cases} - \text{div}\, \left( \frac{\nabla u }{(1+|u|)^{\theta}} \right) = f & \text{in } \Omega \\ u=0 & \text{on } \Omega. \end{cases} \end{equation}
@article{BUMI_2003_8_6B_3_521_0, author = {Lucio Boccardo and Ha\"\i m Brezis}, title = {Some remarks on a class of elliptic equations with degenerate coercivity}, journal = {Bollettino dell'Unione Matematica Italiana}, volume = {6-A}, year = {2003}, pages = {521-530}, zbl = {1178.35183}, mrnumber = {2014815}, language = {en}, url = {http://dml.mathdoc.fr/item/BUMI_2003_8_6B_3_521_0} }
Boccardo, Lucio; Brezis, Haïm. Some remarks on a class of elliptic equations with degenerate coercivity. Bollettino dell'Unione Matematica Italiana, Tome 6-A (2003) pp. 521-530. http://gdmltest.u-ga.fr/item/BUMI_2003_8_6B_3_521_0/
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