The purpose of this paper is to introduce and discuss the concepts of G-best approximation and a 0 -orthogonality in the theory of G-metric spaces. We consider the relationship between these concepts and the dual X and obtain some results on subsets of G-metric spaces similar to normed spaces.
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Published in Ukrains’kyi Matematychnyi Zhurnal, Vol. 62, No. 4, pp. 567–571, April, 2010.
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Dehghan Nezhad, A., Mazaheri, H. New results in G-best approximation in G-metric spaces. Ukr Math J 62, 648–654 (2010). https://doi.org/10.1007/s11253-010-0377-8
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DOI: https://doi.org/10.1007/s11253-010-0377-8