U+290D "⤍" Rightwards Double Dash Arrow Unicode Character
Unicode Version 17.0
⤍
U+290D "⤍" Rightwards Double Dash Arrow is a mathematical symbol representing an arrow that points to the right and is composed of two parallel horizontal dashes instead of a continuous line. It belongs to the Supplemental Arrows-B block, which contains various specialized arrow symbols used in advanced mathematics, particularly in logic, proof theory, and diagrammatic reasoning. This specific arrow often signifies a unique mapping, convergence, or a relation in which the typical linear progression is replaced by a double dash, suggesting a distinct or reinforced directional link between elements in formal notations.
General Properties
| Code Point | U+290D |
| Version Added | 3.2 |
| Name | Rightwards Double Dash Arrow |
| Block | Supplemental Arrows-B |
| General Category | Math Symbol |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Other Neutral |
Encodings
| HTML Decimal Encoding | ⤍ |
| HTML Hex Encoding | ⤍ |
| UTF-8 Encoding | 0xE2 0xA4 0x8D |
| UTF-16 Encoding | 0x290D |
| UTF-32 Encoding | 0x0000290D |
| C/C++/Java Escape | \u290d |
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 |