U+27F9 "⟹" Long Rightwards Double Arrow Unicode Character
Unicode Version 17.0
⟹
U+27F9 "⟹" Long Rightwards Double Arrow is a typographic symbol typically used in mathematical logic and formal notation to represent logical implication, often read as "implies" or "if...then". It visually resembles a double-lined arrow extending to the right, distinct from the shorter double arrow used in material implication, and is commonly employed in proofs, set theory, and computer science to denote a conditional relationship between two statements. Its inclusion in Unicode ensures consistent representation across digital platforms.
General Properties
| Code Point | U+27F9 |
| Version Added | 3.2 |
| Name | Long Rightwards Double Arrow |
| Block | Supplemental Arrows-A |
| General Category | Math Symbol |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Other Neutral |
Encodings
| HTML Decimal Encoding | ⟹ |
| HTML Hex Encoding | ⟹ |
| UTF-8 Encoding | 0xE2 0x9F 0xB9 |
| UTF-16 Encoding | 0x27F9 |
| UTF-32 Encoding | 0x000027F9 |
| C/C++/Java Escape | \u27f9 |
Unicode Properties
| NFC Quick Check | Yes |
| NFD Quick Check | Yes |
| NFKC Quick Check | Yes |
| NFKD Quick Check | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Alphabetic |
| Script | Common |
| Script Extensions | Common |
| Indic Syllabic Category | Other |
| Pattern Syntax | Yes |
| Math | Yes |
| Vertical Orientation | Rotated |
| Grapheme Base | Yes |
| Grapheme Cluster Break | Other |
| Word Break | Other |
| Sentence Break | Other |