Boolean algebra (XOR) structural algebraic, that is, to the logical operators and, or, negate and Yai exclusive deals. The name of this algebra, from the name of George Boole, English mathematician taken (1854) who tried to clash of algebraic predicate logic. Today Boolean algebra to the extent in the design of circuits, electronics goes to work. Claude Shannon, pioneer of the computer, figures the first time of this algebra in the design of computer interest.