Courant-sharp property for Dirichlet eigenfunctions on the Mobius strip

Berard, P; Helffer, B; Kiwan, R

Berard, P (corresponding author), Univ Grenoble Alpes, Inst Fourier, CS 40700, F-38058 Grenoble 9, France.; Berard, P (corresponding author), CNRS, CS 40700, F-38058 Grenoble 9, France.

PORTUGALIAE MATHEMATICA, 2021; 78 (1): 1