Triple bar
| ≡ | |
|---|---|
Identical to | |
| U+2261 ≡ IDENTICAL TO (≡, ≡) |
| ≢ | |
|---|---|
Not identical to | |
| U+2262 ≢ NOT IDENTICAL TO (≢, ≢) |
The triple bar or tribar, ≡, is a symbol with multiple, context-dependent meanings indicating equivalence of two different things. Its main uses are in mathematics and logic. It has the appearance of an equals sign ⟨=⟩ with a third line.