Jensen's operator inequality and its converses

• Autores: Frank Hansen, Josip Pecaric, Ivan Peric
• Localización: Mathematica scandinavica, ISSN 0025-5521, Vol. 100, Nº 1, 2007, págs. 61-73
• Idioma: inglés
• DOI: 10.7146/math.scand.a-15016
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• Resumen

  • We give a general formulation of Jensen's operator inequality for unital fields of positive linear mappings, and we consider different types of converse inequalities.