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Correction to approximation with restricted spectra

✍ Scribed by Charles K. Chui; Philip W. Smith; Joseph D. Ward


Publisher
Springer-Verlag
Year
1976
Tongue
French
Weight
73 KB
Volume
146
Category
Article
ISSN
0025-5874

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This paper discusses convergence properties of polynomials whose zeros lie on the real axis or in the upper half-plane. A result of Levin shows that uniform convergence of such polynomials to a non-zero limit on a complex sequence converging not too fast to a limit in the lower half-plane implies lo