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math-ph1999
Eigenvalue density for a class of Jacobi matrices
I. V. Krasovsky
We obtain the asymptotic distribution of eigenvalues of real symmetric tridiagonal matrices as their dimension increases to infinity and whose diagonal and off-diagonal elements as…
math-ph1999
On the discriminant of Harper's equation
I. V. Krasovsky
The spectrum of Harper's equation is determined by the discriminant, which is a certain polynomial of degree Q if the commensurability parameter of Harper's equation is P/Q, where…