References
G. Grünwald On the theory of interpolation,Acta Math.,75 (1942), 219–245.
G. Freud, On Hermite-Fejér interpolation processes,Studia Sci. Math. Hungar. 7 (1972), 307–310.
P. Vértesi, Hermite-Fejér type interpolations. III.,Acta Math. Acad. Sci. Hungar. 34 (1979), 67–84.
P. Erdős andP. Turán, On interpolation. II.,Ann. of Math.,39 (1938), 703–724.
G. Szegő,Orthogonal polynomials, AMS Coll. Publ. Vol. XXIII. (New York, 1959).
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Vértesi, P. ϱ-normal point systems. Acta Mathematica Academiae Scientiarum Hungaricae 34, 267–277 (1979). https://doi.org/10.1007/BF01896120
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DOI: https://doi.org/10.1007/BF01896120