The term used in propositional calculus for the NOR connective. The notation is used for this connective.
Joint Denial
See also
Alternative Denial, NANDExplore with Wolfram|Alpha
References
Mendelson, E. Introduction to Mathematical Logic, 4th ed. London: Chapman & Hall, p. 26, 1997.Referenced on Wolfram|Alpha
Joint DenialCite this as:
Weisstein, Eric W. "Joint Denial." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/JointDenial.html