Directional differentiability of the rotation number for the almost-periodic schrödinger equation

  1. Obaya, R.
  2. Paramio, M.
Journal:
Duke Mathematical Journal

ISSN: 0012-7094

Year of publication: 1992

Volume: 66

Issue: 3

Pages: 521-552

Type: Article

DOI: 10.1215/S0012-7094-92-06617-8 GOOGLE SCHOLAR