Díaz Díaz, Jesús IldefonsoHernández, J.Mancebo, F. J.2023-06-202023-06-202009-04-010022-247X10.1016/j.jmaa.2008.07.073https://hdl.handle.net/20.500.14352/42165We study the existence and multiplicity of solutions, strictly positive or nonnegative having a free boundary (the boundary of the set where the solution vanishes) of some one-dimensional quasilinear problems of eigenvalue type with possibly singular nonlinear terms.engjournal articlehttp://www.sciencedirect.com/science/article/pii/S0022247X08007890http://www.sciencedirect.com/restricted access517.9variational-inequalitiesparabolic equationsglobal bifurcationdiffusionsupportnonlinearityexistencesystemscoreelliptic partial differential equationsquasilinear equationssingular problemsfree boundariesEcuaciones diferenciales1202.07 Ecuaciones en Diferencias