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math.AP2014
On Dirichlet problems with singular nonlinearity of indefinite sign
Tomás Godoy, Uriel Kaufmann
Let be a smooth bounded domain in , , let , be two nonnegative functions and let . We study existence and nonexistence of positive solutio…
math.AP2013
Existence of strictly positive solutions for sublinear elliptic problems in bounded domains
Tomas Godoy, Uriel Kaufmann
Let be a smooth bounded domain in and let be a possibly discontinuous and unbounded function that changes sign in . Let $f:\left[ 0,\infty\right) \right…