U+1D48D "𝒍" Mathematical Bold Italic Small L Unicode Character

Unicode Version 17.0

𝒍

U+1D48D "𝒍" Mathematical Bold Italic Small L is a specialized typographic symbol used primarily in mathematical and scientific notation to represent a variable, most commonly length or other quantities denoted by the letter L, in a bold italic style. It belongs to the Mathematical Alphanumeric Symbols block, which was introduced to distinguish mathematical text from ordinary lettering in digital documents, ensuring clarity in complex formulas. This character is particularly useful in contexts such as physics, engineering, and higher mathematics, where consistent formatting helps avoid ambiguity between variables and plain text. While visually similar to the standard lowercase "l", its distinct styling signals its role as a mathematical entity rather than a regular alphabetic character.

General Properties

Code Point U+1D48D
Version Added 3.1
Name Mathematical Bold Italic Small L
Block Mathematical Alphanumeric Symbols
General Category Lowercase Letter
Canonical Combining Class Not Reordered
Bidirectional Class Left To Right
Decomposition Type Font
Decomposition Mapping "l" U+006C Latin Small Letter L

Encodings

HTML Decimal Encoding 𝒍
HTML Hex Encoding 𝒍
UTF-8 Encoding 0xF0 0x9D 0x92 0x8D
UTF-16 Encoding 0xD835 0xDC8D
UTF-32 Encoding 0x0001D48D
C/C++/Java Escape \ud835\udc8d

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 "l" U+006C Latin Small Letter L
NFKC Simple Casefold "l" U+006C Latin Small Letter L
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