U+1D78F "𝞏" Mathematical Sans-Serif Bold Pi Symbol Unicode Character

U+1D78F "𝞏" Mathematical Sans-Serif Bold Pi Symbol is a typographic variant of the Greek letter pi, specifically designed for use in mathematical and scientific notation where a sans-serif, bold typeface is required. This character belongs to the Mathematical Alphanumeric Symbols block, which provides distinct glyphs to avoid confusion with ordinary text and to clearly denote variables, constants, or special values in equations, such as the mathematical constant π. Its bold, sans-serif style ensures it stands out clearly in technical documents, especially when mixed with other bold symbols or in contexts like vector calculus or geometry where pi appears as a defined constant.

General Properties

Code Point	U+1D78F
Version Added	3.1
Name	Mathematical Sans-Serif Bold Pi Symbol
Block	Mathematical Alphanumeric Symbols
General Category	Lowercase Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Font
Decomposition Mapping	"ϖ" U+03D6 Greek Pi Symbol

Encodings

HTML Decimal Encoding	𝞏
HTML Hex Encoding	𝞏
UTF-8 Encoding	0xF0 0x9D 0x9E 0x8F
UTF-16 Encoding	0xD835 0xDF8F
UTF-32 Encoding	0x0001D78F
C/C++/Java Escape	\ud835\udf8f

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	"π" U+03C0 Greek Small Letter Pi
NFKC Simple Casefold	"π" U+03C0 Greek Small Letter Pi
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