JournalspmVol. 78, No. 1Volume 78, No. 1 (2021) Portugaliae Mathematicapp. 1–41Courant-sharp property for Dirichlet eigenfunctions on the Möbius stripPierre BérardBernard HelfferRola Kiwanpp. 43–63Stability conditions for reversible and partially integrable systemsClaudio A. BuzziLuci Any F. RobertoMarco A. Teixeirapp. 65–99The cost of approximate controllability of heat equation with general dynamical boundary conditionsIdriss BoutaayamouSalah-Eddine ChorfiLahcen ManiarOmar Oukdachpp. 101–128On the asymptotic behavior of high order moments for a family of Schrödinger equationsNikolay TzvetkovNicola Visciglia
pp. 1–41Courant-sharp property for Dirichlet eigenfunctions on the Möbius stripPierre BérardBernard HelfferRola Kiwan
pp. 43–63Stability conditions for reversible and partially integrable systemsClaudio A. BuzziLuci Any F. RobertoMarco A. Teixeira
pp. 65–99The cost of approximate controllability of heat equation with general dynamical boundary conditionsIdriss BoutaayamouSalah-Eddine ChorfiLahcen ManiarOmar Oukdach
pp. 101–128On the asymptotic behavior of high order moments for a family of Schrödinger equationsNikolay TzvetkovNicola Visciglia