Direct product and wreath product of transformation semigroups
Subrata Majumdar, Kalyan Kumar Dey, Mohd Altab Hossain · GANIT Journal of Bangladesh Mathematical Society · 2012
In this paper direct product and wreath product of transformation semigroups have been defined, and associativity of both the products and distributivity of wreath product over direct product have been established.DOI: http://dx.doi.org/10.3329/ganit.v31i0.10303GANIT J. Bangladesh Math. Soc. (ISSN 1606-3694) 31 (2011) 1-7