Weighted commutant lifting

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http://pub.acta.hu/acta/showCustomerArticle.action?id=2112&dataObjectType=article&returnAction=showCustomerVolume&sessionDataSetId=3aef4ff3d6f069ae&style=

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http://hdl.handle.net/11603/36963

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UMBC Mathematics and Statistics Department

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https://orcid.org/0000-0001-8594-0568

Date

1999-04-13

Type of Work

journal articles
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Citation of Original Publication

Biswas, Animikh, Ciprian Foias, and A. E. Frazho. “Weighted commutant lifting,” Acta Sci. Math. (Szeged), 65, no. 3 (1999): 657-686. http://pub.acta.hu/acta/showCustomerArticle.action?id=2112&dataObjectType=article&returnAction=showCustomerVolume&sessionDataSetId=3aef4ff3d6f069ae&style=

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Abstract

This paper presents a refined and constructive version of the commutant lifting theorem (see [14]) which includes the Treil–Volberg generalization of that theorem (see [15]). This theory is used to solve a new variant of the Sarason interpolation problem.