Zhikang Lu
Abstract
The paper studied on the approximation to function |x|α by interpolation polynomials,constructed Lagrange interpolation polynomial with Chebyshev nodes,obtained the approximation,and proved the approximation coefficient was better than previous results.
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The paper studied on the approximation to function |x|α by interpolation polynomials,constructed Lagrange interpolation polynomial with Chebyshev nodes,obtained the approximation,and proved the approximation coefficient was better than previous results.
Key concepts: Lagrange polynomial, Interpolation (computer graphics), Mathematics, Function (biology), Trigonometric interpolation, Applied mathematics, Polynomial interpolation, Mathematical analysis