JournalspmVol. 78, No. 1

Volume 78, No. 1 (2021)

Portugaliae Mathematica

Port. Math. cover

pp. 1–41
Courant-sharp property for Dirichlet eigenfunctions on the Möbius strip
Pierre BérardBernard HelfferRola Kiwan
pp. 43–63
Stability conditions for reversible and partially integrable systems
Claudio A. BuzziLuci Any F. RobertoMarco A. Teixeira
pp. 65–99
The cost of approximate controllability of heat equation with general dynamical boundary conditions
Idriss BoutaayamouSalah-Eddine ChorfiLahcen ManiarOmar Oukdach
pp. 101–128
On the asymptotic behavior of high order moments for a family of Schrödinger equations
Nikolay TzvetkovNicola Visciglia