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math.SP2004★ 3 cited
Algebro-Geometric Solutions of a Discrete System Related to the Trigonometric Moment Problem
Jeffrey S. Geronimo, Fritz Gesztesy, Helge Holden
We derive theta function representations of algebro-geometric solutions of a discrete system governed by a transfer matrix associated with (an extension of) the trigonometric momen…
math.SP1999
Borg-Type Theorems for Matrix-Valued Schrödinger Operators
Steve Clark, Fritz Gesztesy, Helge Holden +1
A Borg-type uniqueness theorem for matrix-valued Schrödinger operators is proved. More precisely, assuming a reflectionless potential matrix and spectrum a half-line ,…