To arrive the definition of Boolean algebra we have to build from basic concepts such as Boolean functions and Boolean variables. Boolean functions. Introduction. Boolean algebra consists of two ...

operators over Boolean algebras are investigated and the concept of rough Stone algebra (by J.Pomykala and J.A.Pomykala) and rough Nelson algebra (it is also called rough sets system by P.Pagliani) ...

Boolean algebra is a mathematical structure related to the usage of propositions and logical variables through equations. The TRUE and FALSE statements are represented by binary values and the terms ...