Matrix convexity of functions of two variables

Jensen's inequality for operators and L�wner's theorem

Frank Hansen, Gert Kj�rg�rd Pedersen · Mathematische Annalen · 1982 · 258 citations · Full text

Variational Inequality, Norm (Mathematics), Variational Analysis +1

Topics on operator inequalities

T. Andô · Medical Entomology and Zoology · 1978 · 170 citations

Spectral Theory, Linear Operator, Engineering +4

A Schwarz inequality for convex operator functions

Chandler Davis · Proceedings of the American Mathematical Society · 1957 · 148 citations

Spectral Theory, Linear Operator, Engineering +7

On Some Classes of Analytic Functions of Several Variables

Adam Korányi · Transactions of the American Mathematical Society · 1961 · 33 citations

Several Variables, Generalized Function, Function Theory +2