Bjerklöv, Kristian Positive Lyapunov exponents for continuous quasiperiodic Schrödinger equations. (English) Zbl 1111.34040 J. Math. Phys. 47, No. 2, 022702, 4 p. (2006). MSC: 34D08 47B80 81Q05 × Cite Format Result Cite Review PDF Full Text: DOI
Mouchet, Amaury Upper and lower bounds for an eigenvalue associated with a positive eigenvector. (English) Zbl 1111.47065 J. Math. Phys. 47, No. 2, 022109, 12 p. (2006). MSC: 47N50 35P15 47B25 47B80 81Q10 × Cite Format Result Cite Review PDF Full Text: DOI arXiv