⟸
| Symbol | Format | Data |
|---|---|---|
| ⟸ | Code Point |
U+27F8 |
| TeX |
\Longleftarrow |
|
| TeX |
\impliedby |
|
| SVG |
In math, the long left double arrow symbol is used to represent the “implied by” statement. Typically the symbol is used in an expression like:
In plain language, this means that if is true, then must be true.
The symbol of a double arrow pointing to the left.
The symbol of a long arrow pointing to the left.
The long right double arrow symbol is used in math to represent the "implies" statement.
The long left right double arrow is used in math to represent the "if and only if" statement.