This paper is devoted to study of the relationship between M-orthogonality and orthogonality in the sense of SFS-spaces in dual space. A geometric characterization of geometric tripotents in reflexive complex SFS-spaces is given.

中文翻译：

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自反复杂SFS空间中几何三能的特征

本文致力于研究双重空间中SFS空间意义上的M正交性与正交性之间的关系。给出了自反复杂SFS空间中几何三方的几何特征。