9
Boolean Algebra
LEARNING OBJECTIVES
After reading this chapter, you will be conversant with:
- Introduction
- Definition: Boolean Algebra
- Disjunctive and Conjunctive Normal Forms (Canonical Forms)
- Switching Network from Boolean Expression
- Karnaugh Map
9.1 INTRODUCTION
Boolean algebra is named after English mathematician George Boole (1815–1864) whose publication in 1854 of the classic ‘An investigation of Laws of Thought’ led to the development of a mathematical system called Boolean algebra. In 1938, Claude E. Shanon used Boolean algebra to analyse electrical circuits, which opened the door for its applications in design circuitary for personal computers, pocket calculators, compact disc players, and other electronic systems.
Basically, Boolean ...
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