we have devided the thesis in to five chapters. the first recollects facts from purely algebraic theory of jordan algebras and also basic properties of jb and jb* - algebras which are needed in the sequel. in the second chapter we extend to jb* - algebras, a classical result due to cleveland [8]. this result shows shows the weakness of jb* - norm topology on a jb* - algebera. in chapter three, ...

The country's tax system has always faced many challenges in the business sector, and various factors have caused lack of tax compliance in this sector. In this research, the identification and ranking of effective behavioural factors affecting non-compliance of business tax has been pursued with the aim[1] of answering the question that " what are the most important factors affecting the non-c...