Some positive cotes numbers for the chebyshev weight function
- Cite this article as:
- Micchelli, C.A. Aeq. Math. (1980) 21: 105. doi:10.1007/BF02189344
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We show that, for the Chebyshev weight function (1−x2)−1/2, the Cotes numbers for the quadrature rule with nodes at the zeros of the ultraspherical polynomialPn/(λ) are nonnegative if and only if −1/2<λ≤1.