Now showing items 1-2 of 2

    • Durand, Fabien; Frank, Alexander; Maass Sepúlveda, Alejandro (European Mathematical Society Publishing House, 2019)
      In this article we give necessary and sufficient conditions for a complex number to be a continuous eigenvalue of a minimal Cantor system. Similarly, for minimal Cantor systems of finite rank, we provide necessary and ...
    • Daniilidis, Aris; Malick, Jerome; Sendov, Hristo (Springer, 2016-02)
      A set of n x n symmetric matrices whose ordered vector of eigenvalues belongs to a fixed set in R-n is called spectral or isotropic. In this paper, we establish that every locally symmetric C-k submanifold M of R-n gives ...