| Property | Value |
|---|---|
| Codepoint | U+2288 |
| Literal Character | ⊈ |
| Name | NEITHER A SUBSET OF NOR EQUAL TO |
| Sketch | ........ ........ ........ ........ ........ ........ ........ ........ ........ ........ ........ ........ ........ ........ ........ ........ |
| Control Character | no |
| Block | Mathematical Operators |
| Subblock | Letters |
| UTF-8 byte encoding | e2 8a 88 |
| UTF-16 byte encoding | 22 88 (big endian) |
| HTML Entity | ⊈ |
| LaTeX expression | $\not\subseteq$ |
| Perl string literal | \x{2288} |