U+1D43F "𝐿" Mathematical Italic Capital L Unicode Character

U+1D43F "𝐿" Mathematical Italic Capital L is a stylized version of the Latin capital letter L, designed specifically for use in mathematical and scientific notation to distinguish variables and constants from ordinary text. It belongs to the Mathematical Alphanumeric Symbols block and is part of a larger set of italic letters that follow the typographic conventions of mathematics, where italic type traditionally denotes variables. This character allows authors and typesetting systems to represent the variable L in equations, such as in geometry or linear algebra, without relying on font formatting or markup, ensuring consistent rendering across different platforms and software.

General Properties

Code Point	U+1D43F
Version Added	3.1
Name	Mathematical Italic Capital L
Block	Mathematical Alphanumeric Symbols
General Category	Uppercase Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Font
Decomposition Mapping	"L" U+004C Latin Capital Letter L

Encodings

HTML Decimal Encoding	𝐿
HTML Hex Encoding	𝐿
UTF-8 Encoding	0xF0 0x9D 0x90 0xBF
UTF-16 Encoding	0xD835 0xDC3F
UTF-32 Encoding	0x0001D43F
C/C++/Java Escape	\ud835\udc3f

Unicode Properties

NFC Quick Check	Yes
NFD Quick Check	Yes
Numeric Type	None
Numeric Value	NaN
Line Break	Alphabetic
Uppercase	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	Upper