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most citedDirect and inverse results on row sequences of simultaneous Padé-Faber approximants

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math.CV2019

An introduction to multiple orthogonal polynomials and Hermite-Padé approximation

G. López Lagomasino

We present a brief introduction to the theory of multiple orthogonal polynomials on the basis of known results for an important class of measures known as Nikishin systems. For typ…