On a dual characterisation in best approximation problem
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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| Hlavní autor: | |
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| Médium: | Artigo |
| Jazyk: | Inglês |
| Vydáno: |
Publishing House of the Romanian Academy
2008-08-01
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| Edice: | Journal of Numerical Analysis and Approximation Theory |
| Témata: | |
| On-line přístup: | https://ictp.acad.ro/jnaat/journal/article/view/891 |
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