ACTA issues

Weighted commutant lifting

A. Biswas, C. Foias, A. E. Frazho

Acta Sci. Math. (Szeged) 65:3-4(1999), 657-686

Abstract. This paper presents a refined and constructive version of the commutant lifting theorem (see [Sz.-NF3]) which includes the Treil--Volberg generalization of that theorem (see [TV]). This theory is used to solve a new variant of the Sarason interpolation problem.

AMS Subject Classification (1991): 47A57, 47A45

Received April 13, 1999. (Registered under 2710/2009.)