4 Boolean Algebra
Boolean algebra was developed in the 19th century by an English mathematician, George Boole, who was working on ways to use mathematical rigor to solve logic problems. He formalized a mathematical system for manipulating logical values in which the only possible values for the variables are true and false, usually designated 1 and 0, respectively.
The basic operations in Boolean algebra are conjunction (AND), disjunction (OR), and negation (NOT). This distinguishes it from elementary algebra, which includes the infinite set of real numbers and uses the arithmetic operations addition, subtraction, multiplication, and division. ...
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