⋠
Math Operator 221
- Unicode
- U+22E0
- Category
- Math
- HTML Entity
- ⋠
- CSS
- \22E0
The ⋠ (Does Not Precede or Equal) symbol is a mathematical operator used in order theory to show that one element does not come before, nor is it equal to, another in a specific sequence. It is visually formed by placing a negation slash through the standard "precedes or equals" sign. While rarely seen in casual texting or social media, this symbol is highly useful for writing out advanced math proofs, algorithms, and formal logic structures.
How to Type
- Windows
- Alt+8928
- macOS
- Control+Command+Space then search "does not precede or equal"
- HTML
- ⪯̸ or ⋠
In Programming
In mathematical markup languages like LaTeX, this symbol is generated using the \npreceq command to define non-hierarchical relationships in partially ordered sets. While rarely used in standard application code, it frequently appears in academic computer science papers and formal logic definitions.
Tags
LaTeX npreceq
does not precede
math proof symbol
mathematics
negation
negation math symbol
not precedes
not precedes or equal
npreceq
order theory symbol
ordering
partial order negation
precedes or equal negation
relation