U+1D5F2 "𝗲" Mathematical Sans-Serif Bold Small E Unicode Character

U+1D5F2 "𝗲" Mathematical Sans-Serif Bold Small E is a typographic variant of the lowercase letter "e" designed for use in mathematical and scientific notation, distinguishing it from regular text through its sans-serif, bold style. It belongs to the Mathematical Alphanumeric Symbols block, which provides distinct letterforms to represent variables, constants, or other symbolic quantities in contexts where plain text might cause ambiguity. This character is often utilized in documents, equations, and algorithms that require precise visual differentiation, such as distinguishing a vector or a set from an ordinary letter, without relying on default font styling.

General Properties

Code Point	U+1D5F2
Version Added	3.1
Name	Mathematical Sans-Serif Bold Small E
Block	Mathematical Alphanumeric Symbols
General Category	Lowercase Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Font
Decomposition Mapping	"e" U+0065 Latin Small Letter E

Encodings

HTML Decimal Encoding	𝗲
HTML Hex Encoding	𝗲
UTF-8 Encoding	0xF0 0x9D 0x97 0xB2
UTF-16 Encoding	0xD835 0xDDF2
UTF-32 Encoding	0x0001D5F2
C/C++/Java Escape	\ud835\uddf2

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	"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	Lower