%0 Journal Article %T Characterization of orthogonality preserving mappings in indefinite inner product spaces %A Sylviani, S. %A Garminia, H. %A Astuti, P. %J Journal of Mathematics and Computer Science %D 2022 %V 26 %N 1 %@ ISSN 2008-949X %F Sylviani2022 %X In this article we study the class of mappings in indefinite inner product spaces which preserve orthogonality. We derive characterization of orthogonality preserving mappings in indefinite inner product spaces which is a generalization of characterization of orthogonality preserving mappings in inner product spaces proposed by Chmielinski [J. Chmielinski, J. Math. Anal. Appl., \(\textbf{304}\) (2005), 158--169]. %9 journal article %R 10.22436/jmcs.026.01.02 %U http://dx.doi.org/10.22436/jmcs.026.01.02 %P 10--15 %0 Book %T Indefinite Inner Product Spaces %A J. Bognar %D 1974 %I Springer-Verlag %C New York %F Bognar1974 %0 Journal Article %T Linear mappings approximately preserving orthogonality %A J. Chmielinski %J J. Math. Anal. Appl. %D 2005 %V 304 %F Chmielinski2005 %0 Book %T Indefinite Linear Algebra and Applications %A I. Gohberg %A P. Lancaster %A L. Rodman %D 2005 %I Birkhauser Verlag %C Basel %F Gohberg2005 %0 Journal Article %T Orthogonality Preserving Mappings in Krein Spaces %A A. Saraei %A M. Amyari %J J. Math. Anal. %D 2019 %V 10 %F Saraei2019 %0 Journal Article %T Approximately orthogonality preserving maps in Krein spaces %A A. Saraei %A M. Amyari %J Aequationes Math. %D 2020 %V 94 %F Saraei2020 %0 Journal Article %T Operators preserving sesquilinear form %A P. Wojcik %J Linear Algebra Appl. %D 2015 %V 469 %F Wojcik2015