Volume 66, No. 1 (2009)
Portugaliae Mathematica
pp. 1–12 Existence and uniqueness of periodic solutions for a delay differential equation with piecewise constant argumentsHaihua LiangGen-Qiang Wang
DOI 10.4171/PM/1827pp. 13–27 Existence of solutions for a third-order boundary value problem with -Laplacian operator and nonlinear boundary conditionsDe-Xiang MaShu-Zhen Sun
DOI 10.4171/PM/1828pp. 29–63 Existence of a renormalized solution for a class of nonlinear parabolic equations in Orlicz spacesElhoussine AzroulHicham RedwaneMohamed Rhoudaf
DOI 10.4171/PM/1829pp. 65–70 A class of integral domains whose integral closures are small submodules of the quotient fieldDavid E. Dobbs
DOI 10.4171/PM/1830pp. 71–80 Stability criteria for certain third order nonlinear delay differential equationsCemil Tunç
DOI 10.4171/PM/1831pp. 81–94 The counting hierarchy in binary notationGilda Ferreira
DOI 10.4171/PM/1832pp. 95–105 Multilinear functionals of Schatten class type and approximation numbersCristiane de Andrade Mendes
DOI 10.4171/PM/1833pp. 107–114 An existence theorem for a perturbed singular elliptic problemGiovanni Anello
DOI 10.4171/PM/1834pp. 115–130 On simple Filippov superalgebras of type , IIAlexander P. PojidaevPaulo Saraiva
DOI 10.4171/PM/1835