U+1D5F9 "𝗹" Mathematical Sans-Serif Bold Small L Unicode Character

Unicode Version 17.0

𝗹

U+1D5F9 "𝗹" Mathematical Sans-Serif Bold Small L is a specialized typographic symbol representing the lowercase letter "l" in a bold, sans-serif style, intended for use in mathematical and scientific notation where distinct alphabetic styles differentiate variables, constants, or operators. It belongs to the Mathematical Alphanumeric Symbols block, which was introduced in Unicode 3.1 to separate mathematical text from plain text, avoiding formatting issues like bold or italic markup. This character specifically provides a clear, heavy-weight sans-serif form of "l" that helps prevent confusion with the digit "1" or other similar glyphs in equations, and it is commonly used in academic papers, technical documents, and computational contexts where precise mathematical typesetting is required.

General Properties

Code Point U+1D5F9
Version Added 3.1
Name Mathematical Sans-Serif Bold 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 0x97 0xB9
UTF-16 Encoding 0xD835 0xDDF9
UTF-32 Encoding 0x0001D5F9
C/C++/Java Escape \ud835\uddf9

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