• شماره ركورد كنفرانس
    4338
  • عنوان مقاله

    A note on joint concave and joint convex trace functions

  • پديدآورندگان

    Ghaemi Mohammad Bagher mghaemi@iust.ac.ir School of Mathematics‎, ‎Iran University of Science and Technology‎, ‎Narmak‎, ‎Tehran, Iran; ‎ , Gharakhanlu Nahid nahid@mathdep.iust.ac.ir School of Mathematics‎, ‎Iran University of Science and Technology‎, ‎Narmak‎, ‎Tehran, Iran, Department of Mathematics‎, ‎Ghiaseddin Jamshid Kashani Institute of Higher Education‎, ‎Abyek‎, ‎Iran;

  • تعداد صفحه
    4
  • كليدواژه
    Joint convexity‎ , ‎joint concavity‎ , ‎trace functions‎ , ‎operator monotone functions‎ , ‎perspective functions
  • سال انتشار
    1395
  • عنوان كنفرانس
    سومين سمينار ملي نظريه عملگرها و كاربردهاي آن
  • زبان مدرك
    انگليسي
  • چكيده فارسي
    ‎In this paper‎, ‎we are concerned with the joint concavity and convexity of some‎ ‎known trace functions‎. ‎The concepts and theorems on operator‎ ‎monotone functions and perspective functions play an‎ ‎essential role in the method of proving our main results‎.
  • كشور
    ايران