U+1D692 "𝚒" Mathematical Monospace Small I Unicode Character

U+1D692 "𝚒" Mathematical Monospace Small I is a typographic symbol belonging to the Mathematical Alphanumeric Symbols block, designed to represent a lowercase letter "i" in a monospace or fixed-width style for use in mathematical and scientific notation. This character allows authors to distinguish variables, constants, or identifiers with a typewriter like appearance, particularly in contexts where semantic clarity is needed, such as in algorithmic descriptions or formal logic. It should not be confused with the standard or italic letter i, as its inclusion in Unicode supports precise character differentiation in digital text without reliance on font based styling.

General Properties

Code Point	U+1D692
Version Added	3.1
Name	Mathematical Monospace Small I
Block	Mathematical Alphanumeric Symbols
General Category	Lowercase Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Font
Decomposition Mapping	"i" U+0069 Latin Small Letter I

Encodings

HTML Decimal Encoding	𝚒
HTML Hex Encoding	𝚒
UTF-8 Encoding	0xF0 0x9D 0x9A 0x92
UTF-16 Encoding	0xD835 0xDE92
UTF-32 Encoding	0x0001D692
C/C++/Java Escape	\ud835\ude92

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	"i" U+0069 Latin Small Letter I
NFKC Simple Casefold	"i" U+0069 Latin Small Letter I
Script	Common
Script Extensions	Common
Indic Syllabic Category	Other
ID Start	Yes
XID Start	Yes
ID Continue	Yes
XID Continue	Yes
Soft Dotted	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