U+2964 "⥤" Rightwards Harpoon with Barb Up Above Rightwards Harpoon with Barb Down Unicode Character

U+2964 "⥤" Rightwards Harpoon with Barb Up Above Rightwards Harpoon with Barb Down is a mathematical symbol that combines two horizontally oriented harpoons stacked vertically, with the top harpoon featuring a barb pointing upward and the bottom harpoon featuring a barb pointing downward, both aimed to the right. This compound character is primarily used in mathematical notation and formal logic to denote a bidirectional or dual relationship, often representing a specific type of map, transformation, or equivalence between two entities where the interaction involves both an upward and a downward component. It belongs to the Supplemental Arrows-B block and is typically rendered in text to indicate a nuanced directional relationship distinct from simpler arrows.

General Properties

Code Point	U+2964
Version Added	3.2
Name	Rightwards Harpoon with Barb Up Above Rightwards Harpoon with Barb Down
Block	Supplemental Arrows-B
General Category	Math Symbol
Canonical Combining Class	Not Reordered
Bidirectional Class	Other Neutral

Encodings

HTML Decimal Encoding	⥤
HTML Hex Encoding	⥤
UTF-8 Encoding	0xE2 0xA5 0xA4
UTF-16 Encoding	0x2964
UTF-32 Encoding	0x00002964
C/C++/Java Escape	\u2964

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