U+1EEB3 "𞺳" Arabic Mathematical Double-Struck Reh Unicode Character
Unicode Version 17.0
𞺳
U+1EEB3 "𞺳" Arabic Mathematical Double-Struck Reh is a specialized typographic symbol belonging to the Arabic Mathematical Alphabetic Symbols block, designed for use in mathematical and scientific notations where a bold, blackboard style letter is required. It represents the Arabic letter "Reh" (ر) in a double struck or outline form, similar to how Latin letters like ℝ are used for sets or special numbers in mathematics. This character is intended for contexts such as algebra, number theory, or logic within Arabic script environments, allowing mathematicians and scholars to denote specific variables or constants with a clear, distinct visual style.
General Properties
| Code Point | U+1EEB3 |
| Version Added | 6.1 |
| Name | Arabic Mathematical Double-Struck Reh |
| Block | Arabic Mathematical Alphabetic Symbols |
| General Category | Other Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Arabic Letter |
| Decomposition Type | Font |
| Decomposition Mapping | "ر" U+0631 Arabic Letter Reh |
Encodings
| HTML Decimal Encoding | 𞺳 |
| HTML Hex Encoding | 𞺳 |
| UTF-8 Encoding | 0xF0 0x9E 0xBA 0xB3 |
| UTF-16 Encoding | 0xD83B 0xDEB3 |
| UTF-32 Encoding | 0x0001EEB3 |
| C/C++/Java Escape | \ud83b\udeb3 |
Unicode Properties
| NFC Quick Check | Yes |
| NFD Quick Check | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Alphabetic |
| Changes When NFKC Casefolded | Yes |
| NFKC Casefold | "ر" U+0631 Arabic Letter Reh |
| NFKC Simple Casefold | "ر" U+0631 Arabic Letter Reh |
| Script | Arabic |
| Script Extensions | Arabic |
| Indic Syllabic Category | Other |
| ID Start | Yes |
| XID Start | Yes |
| ID Continue | Yes |
| XID Continue | Yes |
| Alphabetic | Yes |
| Math | Yes |
| Other Math | Yes |
| Vertical Orientation | Rotated |
| Grapheme Base | Yes |
| Grapheme Cluster Break | Other |
| Word Break | Alphabetic letter |
| Sentence Break | OLetter |