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    • Invariants for normal completely positive maps on the hyperfinite II1 factor

      Debashish Goswami Lingaraj Sahu

      Operator Theory/Operator Algebras/Quantum Invariants Volume 116 Issue 4 November 2006 pp 411-422

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      Permanent link:
      https://www.ias.ac.in/article/fulltext/pmsc/116/04/0411-0422

    • Keywords

       

      Completely positive map; II1 factor; irrational rotationC* algebras

    • Abstract

       

      We investigate certain classes of normal completely positive (CP) maps on the hyperfinite II1 factorA. Using the representation theory of a suitable irrational rotation algebra, we propose some computable invariants for such CP maps.

    • Author Affiliations

       

      Debashish Goswami1 Lingaraj Sahu1

      1. Stat-Math Unit, Indian Statistical Institute, 203, B.T. Road, Kolkata - 700 108, India

    • Dates

       
      Published
      November 2006

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