U+1D4BE "𝒾" Mathematical Script Small I Unicode Character

Unicode Version 17.0

𝒾

U+1D4BE "𝒾" Mathematical Script Small I is a typographic glyph from the Mathematical Alphanumeric Symbols block, designed specifically for use in scientific and mathematical notation where a cursive or script style is required to distinguish variables from ordinary text. This character represents the lowercase letter "i" in a flowing script typeface, commonly employed in equations to denote indices, imaginary units, or other symbolic variables within disciplines such as physics, engineering, and higher mathematics. It is part of a larger set of script letters that provide a standardized visual form for algebraic expressions, ensuring clarity and consistency across digital documents and specialized mathematical typesetting systems like LaTeX.

General Properties

Code Point U+1D4BE
Version Added 3.1
Name Mathematical Script 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 0x92 0xBE
UTF-16 Encoding 0xD835 0xDCBE
UTF-32 Encoding 0x0001D4BE
C/C++/Java Escape \ud835\udcbe

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