Peirce arrow
English edit
Etymology edit
Named after Charles Sanders Peirce.
Noun edit
Peirce arrow (plural Peirce arrows)
- (logic) The downward arrow symbol ↓ denoting the NOR operation.
- Synonym: Quine dagger
- Coordinate term: Sheffer stroke
Named after Charles Sanders Peirce.
Peirce arrow (plural Peirce arrows)