U+1D6CD "𝛍" Mathematical Bold Small Mu Unicode Character

U+1D6CD "𝛍" Mathematical Bold Small Mu is a typographical variant of the Greek letter mu, designed for use in mathematical and scientific notation where bold styling is required to denote a vector, matrix, or other specialized quantity. This character belongs to the Mathematical Alphanumeric Symbols block, which provides distinct glyphs for Latin and Greek letters in various styles to avoid confusion with regular text formatting. Its primary application is in equations and technical documents, such as representing the coefficient of friction or the reduced mass in physics, where the bold mu distinguishes it from the standard italic mu used for other purposes like the SI prefix micro.

General Properties

Code Point	U+1D6CD
Version Added	3.1
Name	Mathematical Bold Small Mu
Block	Mathematical Alphanumeric Symbols
General Category	Lowercase Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Font
Decomposition Mapping	"μ" U+03BC Greek Small Letter Mu

Encodings

HTML Decimal Encoding	𝛍
HTML Hex Encoding	𝛍
UTF-8 Encoding	0xF0 0x9D 0x9B 0x8D
UTF-16 Encoding	0xD835 0xDECD
UTF-32 Encoding	0x0001D6CD
C/C++/Java Escape	\ud835\udecd

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	"μ" U+03BC Greek Small Letter Mu
NFKC Simple Casefold	"μ" U+03BC Greek Small Letter Mu
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