essential prime implicant

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essential prime implicant — noun A prime implicant on a Karnaugh map which covers at least one 1 which is not covered by any other prime implicant. Ant: non essential prime implicant … Wiktionary
non-essential prime implicant — noun On a Karnaugh map: a prime implicant which does not cover any 1 which cannot covered by some other prime implicant. Ant: essential prime implicant … Wiktionary
Implicant — In Boolean logic, an implicant is a covering (sum term or product term) of one or more minterms in a sum of products (or maxterms in a product of sums) of a boolean function. Formally, a product term P in a sum of products is an implicant of the… … Wikipedia
Quine–McCluskey algorithm — The Quine–McCluskey algorithm (or the method of prime implicants) is a method used for minimization of boolean functions which was developed by W.V. Quine and Edward J. McCluskey. It is functionally identical to Karnaugh mapping, but the tabular… … Wikipedia
Petrick's method — In Boolean algebra, Petrick s method (also known as the branch and bound method) is a technique for determining all minimum sum of products solutions from a prime implicant chart. Petrick s method is very tedious for large charts, but it is easy… … Wikipedia

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