U+1D768 "𝝨" Mathematical Sans-Serif Bold Capital Sigma Unicode Character

Unicode Version 17.0

𝝨

U+1D768 "𝝨" Mathematical Sans-Serif Bold Capital Sigma is a typographic variant of the Greek capital letter sigma, designed in a sans-serif font with a bold weight for clarity and emphasis in mathematical and scientific notation. It belongs to the “Mathematical Alphanumeric Symbols” block, which provides distinct characters to represent symbols unambiguously in plain text, avoiding confusion with similar-looking letters or operators. This character is typically used in documents or digital displays where a clear, modern, and heavy rendition of the summation symbol or other mathematical contexts is required, such as in equations, formal proofs, or scientific publications. Its encoding allows for precise representation across different software and platforms without relying on formatting tricks like font styling or markup.

General Properties

Code Point U+1D768
Version Added 3.1
Name Mathematical Sans-Serif Bold Capital Sigma
Block Mathematical Alphanumeric Symbols
General Category Uppercase Letter
Canonical Combining Class Not Reordered
Bidirectional Class Left To Right
Decomposition Type Font
Decomposition Mapping "Σ" U+03A3 Greek Capital Letter Sigma

Encodings

HTML Decimal Encoding 𝝨
HTML Hex Encoding 𝝨
UTF-8 Encoding 0xF0 0x9D 0x9D 0xA8
UTF-16 Encoding 0xD835 0xDF68
UTF-32 Encoding 0x0001D768
C/C++/Java Escape \ud835\udf68

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 "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 Upper