Nor
Part of Math Symbols
Nor has no standard Windows Alt code. Copy the character directly, or use its HTML entity or Unicode value instead.
- Alt code
- None
- HTML entity
- ⊽
- Unicode
- U+22BD
About this symbol
⊽ is NOR, “not or”: true only when both inputs are false. Like NAND, it can build every other logical operation on its own, and the Apollo Guidance Computer that flew to the Moon was built entirely from NOR gates.
Unicode facts
- Official name
- NOR
- Type
- Maths symbol
- Unicode block
- Mathematical Operators
- Unicode group
- Operators
- Added in
- Unicode 1.1 (1993)
Click the symbol or any value at the top of the page to copy it. See the full Math Symbols chart for related characters.