On a dual characterisation in best approximation problem

Authors

  • Teodor Precupanu “Al. I. Cuza” University, Iaşi, Romania

DOI:

https://doi.org/10.33993/jnaat372-891

Keywords:

Ky Fan best approximation problem, fixed point, KKM-mapping, strongly continuous function
Abstract views: 212

Abstract

We establish a dual characterization of solutions of Ky Fan best approximation problem and as consequence we obtain an existence criterium under conditions formulated for the weak topology.

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References

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Published

2008-08-01

How to Cite

Precupanu, T. (2008). On a dual characterisation in best approximation problem. Rev. Anal. Numér. Théor. Approx., 37(2), 191–196. https://doi.org/10.33993/jnaat372-891

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