U+2AF9 "⫹" Double-Line Slanted Less-than or Equal To Unicode Character

Unicode Version 17.0

U+2AF9 "⫹" Double-Line Slanted Less-than or Equal To is a mathematical symbol used primarily in formal logic and set theory to denote a relational operator that combines a slanted double line with the "less than or equal to" concept. It appears in contexts where a stronger or more specific form of inequality or ordering is required, often to represent a relation that is both less than (or equal to) and carries an additional structural or logical constraint, such as in lattice theory or order theory proofs. The character features two parallel slanted lines instead of the usual single slanted line, visually emphasizing a double or reinforced comparison. Its inclusion in the Unicode standard ensures consistent representation across digital documents and mathematical typesetting systems like LaTeX.

General Properties

Code Point U+2AF9
Version Added 3.2
Name Double-Line Slanted Less-than or Equal To
Block Supplemental Mathematical Operators
General Category Math Symbol
Canonical Combining Class Not Reordered
Bidirectional Class Other Neutral
Mirrored Yes
Mirrored Character "⫺" U+2AFA Double-Line Slanted Greater-than or Equal To

Encodings

HTML Decimal Encoding ⫹
HTML Hex Encoding ⫹
UTF-8 Encoding 0xE2 0xAB 0xB9
UTF-16 Encoding 0x2AF9
UTF-32 Encoding 0x00002AF9
C/C++/Java Escape \u2af9

Unicode Properties

NFC Quick Check Yes
NFD Quick Check Yes
NFKC Quick Check Yes
NFKD Quick Check Yes
Numeric Type None
Numeric Value NaN
Line Break Alphabetic
Script Common
Script Extensions Common
Indic Syllabic Category Other
Pattern Syntax Yes
Math Yes
Vertical Orientation Rotated
Grapheme Base Yes
Grapheme Cluster Break Other
Word Break Other
Sentence Break Other