... Publishing CorporationBoundary Value Problems Volume 2007, Article ID 18961, 16 pagesdoi:10.1155/2007/18961Research Article Dead Core Problems for Singular Equations with φ-LaplacianRavi P. Agarwal, ... Stanˇek, Dead cores of singular Dirichlet boundary value problems with φ-Laplacian,” in preparation.[2] J. V. Baxley and G. S. Gersdorff, Singular reaction-diffusion boundary value problems, ” ... N,bytheformulasφ∗(x) =⎧⎨⎩φ(x)forx ∈ [0,∞),−φ(−x)forx ∈ (−∞,0),f∗(t, y) =⎧⎨⎩f (t, y)fort ∈ (0,T], y ∈ [0,∞),y for t∈ (0,T], y ∈ (−∞,0),gn(t,x, y) =⎧⎨⎩g∗n(t,x, y)fort ∈...