Unicode Character "𝐱" U+1D431 Mathematical Bold Small X
Unicode Version 15.1
𝐱
Summary
The unicode character "𝐱" at code point U+1D431 is Mathematical Bold Small X. It is a character in the Mathematical Alphanumeric Symbols block and is part of the Common script. The character is a lowercase letter. The UTF-8 encoding of "𝐱" is 0xF0 0x9D 0x90 0xB1 and the UTF-16 encoding is 0xD835 0xDC31.
General Properties
| Code Point | U+1D431 |
| Version Added | 3.1 |
| Name | Mathematical Bold Small X |
| Block | Mathematical Alphanumeric Symbols |
| General Category | Lowercase Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
| Decomposition Type | Font |
| Decomposition Mapping | "x" U+0078 Latin Small Letter X |
Encodings
| HTML Decimal Encoding | 𝐱 |
| HTML Hex Encoding | 𝐱 |
| UTF-8 Encoding | 0xF0 0x9D 0x90 0xB1 |
| UTF-16 Encoding | 0xD835 0xDC31 |
| UTF-32 Encoding | 0x0001D431 |
| C/C++/Java Escape | \ud835\udc31 |
Unicode Properties
| NFC Quick Check | Yes |
| NFD Quick Check | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Alphabetic |
| Lowercase | Yes |
| Cased | Yes |
| Changes When NFKC Casefolded | Yes |
| NFKC Casefold | "x" U+0078 Latin Small Letter X |
| NFKC Simple Casefold | "x" U+0078 Latin Small Letter X |
| Script | Common |
| Script Extensions | Common |
| 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 | Lower |