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| On Hermite-Fejer Interpolation at Disturbed Chebyshev Nodes | |
| 作者姓名： | 王子玉 谢庭藩 |
| 作者单位： | Henan University，Hangzhou University |
| 摘 要： | Let T_n(x) = 2~(-n+1) cosnθ(x =cosθ,θ∈0,π]) be the n-th Chebyshev polynomialof the first kind, and Z_n={z_(nk): z_(nk)= cosθ_(nk)=:cos((2k-1)/2n)π, k = 1,2,…,n} be all thezeros of T_n(x). For some real numbers d_(nk)(k = 1,2,…,n), remarking |
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