JournalspmVol. 66, No. 2Portugaliae MathematicaVolume 66, Number 2, 2009DOI: 10.4171/pm | ISSN: 0032-5155 | eISSN: 1662-2758There is no odd perfect polynomial over <b>F</b><sub>2</sub> with four prime factorsLuis H. GallardoOlivier Rahavandrainypp. 131–145A note on common range of a class of co-analytic Toeplitz operatorsRomeo MeštrovićŽarko Pavićevićpp. 147–158Examples of optimal solutions of infinite horizon variational problems arising in continuum mechanicsAlexander J. Zaslavskipp. 159–174Holomorphic extension theorem for tempered ultrahyperfunctionsDaniel H. T. Francopp. 175–190Exponential stabilization of periodic solutions of a system of KdV equationsEleni BisogninVanilde BisogninJardel Morais Pereirapp. 191–210A note on the global regularity of steady flows of generalized Newtonian fluidsFrancesca Crispopp. 211–223Nonlinear stability properties of periodic travelling wave solutions of the classical Korteweg–de Vries and Boussinesq equationsLynnyngs Kelly Arrudapp. 225–259

There is no odd perfect polynomial over <b>F</b><sub>2</sub> with four prime factorsLuis H. GallardoOlivier Rahavandrainypp. 131–145

A note on common range of a class of co-analytic Toeplitz operatorsRomeo MeštrovićŽarko Pavićevićpp. 147–158

Examples of optimal solutions of infinite horizon variational problems arising in continuum mechanicsAlexander J. Zaslavskipp. 159–174

Exponential stabilization of periodic solutions of a system of KdV equationsEleni BisogninVanilde BisogninJardel Morais Pereirapp. 191–210

A note on the global regularity of steady flows of generalized Newtonian fluidsFrancesca Crispopp. 211–223

Nonlinear stability properties of periodic travelling wave solutions of the classical Korteweg–de Vries and Boussinesq equationsLynnyngs Kelly Arrudapp. 225–259