168 citations · 614 across the 54 of their papers we have counts for
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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 ,…
solv-int1999★ 1 cited
Darboux-type transformations and hyperelliptic curves
Fritz Gesztesy, Helge Holden
We systematically study Darboux-type transformations for the KdV and AKNS hierarchies and provide a complete account of their effects on hyperelliptic curves associated with algebr…