On degenerate interpolation, entropy and extremal problems for matrix Schur functions

A generalized inverse for matrices

Roger Penrose · Mathematical Proceedings of the Cambridge Philosophical Society · 1955 · 4.5K citations · Full text

Natural Sciences, Computer Science, Algebra +12

ANALYTIC THEORY OF A CLASS OF INTERPOLATION PROBLEMS

I. V. Kovalishina · Mathematics of the USSR-Izvestiya · 1984 · 132 citations

Natural Sciences, Mathematics, Differential Equations +5

Interpolation problems of Pick-Nevanlinna and Loewner types for meromorphic matrix functions: Parametrization of the set of all solutions

Joseph A. Ball, J. William Helton · Integral Equations and Operator Theory · 1986 · 88 citations

Natural Sciences, Mathematics, Computational Geometry +4

On a New Class of Structured Reproducing Kernel Spaces

Daniel Alpay, Harry Dym · Journal of Functional Analysis · 1993 · 74 citations

Computing, Computer Science, Mathematics +4

On a new class of reproducing kernel spaces and a new generalization of the Iohvidov laws

Daniel Alpay, Harry Dym · Linear Algebra and its Applications · 1993 · 46 citations

Natural Sciences, Computer Science, Mathematics +7