The Karnaugh map, also known as a Veitch diagram (K-map or KV-map for short), is a tool to facilitate management of Boolean algebraic expressions. A Karnaugh map is unique in that only one variable changes value between squares, in other words, the rows and columns are ordered according to the principles of Gray code
karnaugh map
Pronunciation
Etymology
() After its inventor Maurice Karnaugh|Maurice Karnaugh]] (born 1924), American physicist.