U+1D7BC "𝞼" Mathematical Sans-Serif Bold Italic Small Sigma Unicode Character

Unicode Version 17.0

𝞼

U+1D7BC "𝞼" Mathematical Sans-Serif Bold Italic Small Sigma is a typographic variant of the Greek letter sigma, designed for use in mathematical and scientific notation where a distinct, stylized symbol is needed to differentiate variables, constants, or operators from standard text. It belongs to the Mathematical Alphanumeric Symbols block, which was created to provide a wide range of letterforms in different styles, such as sans-serif, bold, and italic, for precise typesetting in formulas and technical documents. This particular character combines a sans-serif typeface with bold weight and italic slant, making it suitable for representing specific mathematical concepts or quantities where visual clarity and style consistency are important.

General Properties

Code Point U+1D7BC
Version Added 3.1
Name Mathematical Sans-Serif Bold Italic Small Sigma
Block Mathematical Alphanumeric Symbols
General Category Lowercase Letter
Canonical Combining Class Not Reordered
Bidirectional Class Left To Right
Decomposition Type Font
Decomposition Mapping "σ" U+03C3 Greek Small Letter Sigma

Encodings

HTML Decimal Encoding 𝞼
HTML Hex Encoding 𝞼
UTF-8 Encoding 0xF0 0x9D 0x9E 0xBC
UTF-16 Encoding 0xD835 0xDFBC
UTF-32 Encoding 0x0001D7BC
C/C++/Java Escape \ud835\udfbc

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 "σ" U+03C3 Greek Small Letter Sigma
NFKC Simple Casefold "σ" U+03C3 Greek Small Letter Sigma
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