U+1D740 "𝝀" Mathematical Bold Italic Small Lamda Unicode Character

U+1D740 "𝝀" Mathematical Bold Italic Small Lamda is a stylized typographic variant of the Greek letter lambda, specifically designed for use in mathematical and scientific notation where a bold italic typeface is required to distinguish variables, constants, or operators from standard text. It belongs to the Mathematical Alphanumeric Symbols block, which was introduced in Unicode version 4.1 in 2005 to provide a comprehensive set of alphabetic characters in diverse styles for precise mathematical typesetting. This character allows for clear representation in contexts such as linear algebra, physics, or engineering, where lambda commonly denotes eigenvalues, wavelengths, or decay constants.

General Properties

Code Point	U+1D740
Version Added	3.1
Name	Mathematical Bold Italic Small Lamda
Block	Mathematical Alphanumeric Symbols
General Category	Lowercase Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Font
Decomposition Mapping	"λ" U+03BB Greek Small Letter Lamda

Encodings

HTML Decimal Encoding	𝝀
HTML Hex Encoding	𝝀
UTF-8 Encoding	0xF0 0x9D 0x9D 0x80
UTF-16 Encoding	0xD835 0xDF40
UTF-32 Encoding	0x0001D740
C/C++/Java Escape	\ud835\udf40

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	"λ" U+03BB Greek Small Letter Lamda
NFKC Simple Casefold	"λ" U+03BB Greek Small Letter Lamda
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