U+1D45B "𝑛" Mathematical Italic Small N Unicode Character

U+1D45B "𝑛" Mathematical Italic Small N is a typographical variant of the standard Latin lowercase letter "n", designed with a slanted, italic appearance specifically for use in mathematical and scientific notation. It belongs to the Mathematical Alphanumeric Symbols block, which provides distinct letter forms to avoid confusion between variables and plain text in formulas. This character is distinct from the standard italic "n" produced by typical font styling, as it carries its own unique code point to ensure consistent rendering across different platforms and software. Its primary purpose is to represent a variable, most commonly a natural number or an index, in academic texts, research papers, and technical documentation.

General Properties

Code Point	U+1D45B
Version Added	3.1
Name	Mathematical Italic Small N
Block	Mathematical Alphanumeric Symbols
General Category	Lowercase Letter
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Font
Decomposition Mapping	"n" U+006E Latin Small Letter N

Encodings

HTML Decimal Encoding	𝑛
HTML Hex Encoding	𝑛
UTF-8 Encoding	0xF0 0x9D 0x91 0x9B
UTF-16 Encoding	0xD835 0xDC5B
UTF-32 Encoding	0x0001D45B
C/C++/Java Escape	\ud835\udc5b

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	"n" U+006E Latin Small Letter N
NFKC Simple Casefold	"n" U+006E Latin Small Letter N
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