Volume 66, No. 2 (2009)
Portugaliae Mathematica
pp. 131–145 There is no odd perfect polynomial over with four prime factorsLuis H. GallardoOlivier Rahavandrainy
DOI 10.4171/PM/1836pp. 147–158 A note on common range of a class of co-analytic Toeplitz operatorsRomeo MeštrovićŽarko Pavićević
DOI 10.4171/PM/1837pp. 159–174 Examples of optimal solutions of infinite horizon variational problems arising in continuum mechanicsAlexander J. Zaslavski
DOI 10.4171/PM/1838pp. 175–190 Holomorphic extension theorem for tempered ultrahyperfunctionsDaniel H. T. Franco
DOI 10.4171/PM/1839pp. 191–210 Exponential stabilization of periodic solutions of a system of KdV equationsEleni BisogninVanilde BisogninJardel Morais Pereira
DOI 10.4171/PM/1840pp. 211–223 A note on the global regularity of steady flows of generalized Newtonian fluidsFrancesca Crispo
DOI 10.4171/PM/1841pp. 225–259 Nonlinear stability properties of periodic travelling wave solutions of the classical Korteweg–de Vries and Boussinesq equationsLynnyngs Kelly Arruda
DOI 10.4171/PM/1842