U+1D48C "𝒌" Mathematical Bold Italic Small K Unicode Character
Unicode Version 17.0
𝒌
U+1D48C "𝒌" Mathematical Bold Italic Small K is a typographic symbol belonging to the Mathematical Alphanumeric Symbols block, specifically designed for use in mathematical and scientific notation where a distinct, stylized letter k is needed. It combines a bold weight with an italic slant, making it visually unique compared to a standard Latin lowercase k, and is typically employed to represent a variable, a vector, or a specific constant within complex formulas or academic texts. This character is not meant for general text but serves a specialized purpose in typesetting to avoid ambiguity between mathematical variables and plain text.
General Properties
| Code Point | U+1D48C |
| Version Added | 3.1 |
| Name | Mathematical Bold Italic Small K |
| Block | Mathematical Alphanumeric Symbols |
| General Category | Lowercase Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
| Decomposition Type | Font |
| Decomposition Mapping | "k" U+006B Latin Small Letter K |
Encodings
| HTML Decimal Encoding | 𝒌 |
| HTML Hex Encoding | 𝒌 |
| UTF-8 Encoding | 0xF0 0x9D 0x92 0x8C |
| UTF-16 Encoding | 0xD835 0xDC8C |
| UTF-32 Encoding | 0x0001D48C |
| C/C++/Java Escape | \ud835\udc8c |
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 | "k" U+006B Latin Small Letter K |
| NFKC Simple Casefold | "k" U+006B Latin Small Letter K |
| 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 |