The Othogonality of Martingale in Birkhoff's sense and others

Suha Jumaa, H.H. Ibrahim
2019 Tikrit Journal of Pure Science  
Orthogonality is one of an important the concepts in Mathematics , therefor it will be discussed in this paper, the orthogonality of martingale according to Birkhoff 's, Roberts's, Singer's, Carlsson's sense for orthogonality and the conditions that are needed to have orthogonality http://dx.doi.org/10.25130/tjps.24.2019.019
doi:10.25130/j.v24i1.788 fatcat:xyw2gzzxeze5lpduwnd6n4o7dq