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The norm of minimal polynomials on several intervals. (English) Zbl 1221.41018
Author’s abstract: Using works of F. Peherstorfer, we examine how close the $n$-th Chebyshev number for a set $E$ of finitely many intervals can get to the theoretical lower limit 2cap${\left(E\right)}^{n}$.
##### MSC:
 41A60 Asymptotic approximations, asymptotic expansions (steepest descent, etc.) 41A50 Best approximation, Chebyshev systems 41A10 Approximation by polynomials
##### Keywords:
minimal polynomials; several intervals
##### References:
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