U+1D5D8 "𝗘" Mathematical Sans-Serif Bold Capital E Unicode Character

U+1D5D8 "𝗘" Mathematical Sans-Serif Bold Capital E is part of the Mathematical Alphanumeric Symbols block, designed for use in mathematical and scientific notation where a bold, sans-serif style is required to distinguish variables, constants, or function names from standard text. This character belongs to a set that includes uppercase and lowercase letters, digits, and Greek symbols, all styled in a sans-serif bold font to ensure clarity and prevent confusion with ordinary italic or serif letters. It is specifically intended for typographically rich mathematics, such as in textbooks or academic papers, and should not be used as a decorative replacement for the regular Latin letter E in normal prose.

General Properties

Code Point	U+1D5D8
Version Added	3.1
Name	Mathematical Sans-Serif Bold Capital E
Block	Mathematical Alphanumeric Symbols
General Category	Uppercase Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Font
Decomposition Mapping	"E" U+0045 Latin Capital Letter E

Encodings

HTML Decimal Encoding	𝗘
HTML Hex Encoding	𝗘
UTF-8 Encoding	0xF0 0x9D 0x97 0x98
UTF-16 Encoding	0xD835 0xDDD8
UTF-32 Encoding	0x0001D5D8
C/C++/Java Escape	\ud835\uddd8

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	"e" U+0065 Latin Small Letter E
NFKC Simple Casefold	"e" U+0065 Latin Small Letter E
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