A tabular method for simplifying Boolean expressions, this approach minimizes the number of logic gates required in a digital circuit. It systematically reduces complex expressions by applying the Quine-McCluskey algorithm, identifying and combining adjacent terms that differ by only one bit. For example, the expressions “A’BC + ABC” can be simplified to “BC,” where ‘ denotes negation. This simplification process, often facilitated by software tools, results in a more efficient and cost-effective circuit design.
Minimizing Boolean expressions is crucial in digital logic design. It leads to reduced circuit complexity, lower power consumption, faster operation, and improved reliability. Developed in the mid-20th century by Willard V. Quine and Edward J. McCluskey Jr., this method provided a more systematic and efficient alternative to previous simplification techniques, paving the way for advances in digital circuit design and impacting fields from computer science to electrical engineering.