On a new asymptotic problem in the scattering setting

Research paper by F. Peherstorfer, A. Volberg, P. Yuditskii

Indexed on: 11 Oct '05Published on: 11 Oct '05Published in: Mathematics - Spectral Theory


In recent works we considered an asymptotic problem for orthogonal polynomials when a Szeg\"o measure on the unit circumference is perturbed by an arbitrary Blaschke sequence of point masses outside the unit disk. In the current work we consider a similar problem in the scattering setting.