Chebyshev approximation by interpolating rationals on [𝛼,∞]

Dunham, Charles B.

doi:10.1090/S0025-5718-1975-0371013-7

Chebyshev approximation by interpolating rationals on $[\alpha , \infty ]$
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by Charles B. Dunham PDF

Math. Comp. 29 (1975), 549-551 Request permission

Abstract:

Decay-type functions with a finite number of zeros are approximated on $[\alpha ,\infty )$ by an oscillation factor times a negative power of a polynomial. Best approximations are characterized and an algorithm indicated.

References

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Tchebycheff Approximation by Reciprocals of Polynomials on

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