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"Best" Interpolation, Differentiation, and Integration Approximations on the Hardy Space H2
Mathematics of Computation
Vol. 24, No. 111 (Jul., 1970), pp. 523-527
Published by: American Mathematical Society
Stable URL: http://www.jstor.org/stable/2004827
Page Count: 5
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A general formula is developed which gives the "best" approximation for any linear functional on the Hardy space H2. Some "best" approximations are given for interpolation, differentiation, and integration and are compared to polynomial approximations.
Mathematics of Computation © 1970 American Mathematical Society