On generalized hyperinterpolation on the sphere

Dai, Feng

doi:10.1090/S0002-9939-06-08421-8

On generalized hyperinterpolation on the sphere
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Proc. Amer. Math. Soc. 134 (2006), 2931-2941 Request permission

Abstract:

It is shown that second-order results can be attained by the generalized hyperinterpolation operators on the sphere, which gives an affirmative answer to a question raised by Reimer in Constr. Approx. 18(2002), no. 2, 183–203.

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