Abstract
Under an additional symmetry condition, we prove that the spectrum of a second order self-adjoint elliptic differential operator with periodic coefficients is purely absolutely continuous.
Original language | English (US) |
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Pages (from-to) | 49-55 |
Number of pages | 7 |
Journal | Communications in Mathematical Physics |
Volume | 229 |
Issue number | 1 |
DOIs | |
State | Published - Aug 1 2002 |
ASJC Scopus subject areas
- Statistical and Nonlinear Physics
- Mathematical Physics