- Not to be confused with Karnaugh map.
The Veitch diagram is a graphical tool designed to allow the minimizing of Boolean expressions. The Veitch diagram was proposed by Edward Veitch in his 1952 paper "A Chart Method for Simplifying Truth Functions". This diagram has since been superseded by the Karnaugh map.
The 4-variable truth-vector can be represented on a Veitch diagram as.
C and D should be reversed