Mathematical Left Angle Bracket
Part of Math Symbols
Mathematical Left Angle Bracket has no standard Windows Alt code. Copy the character directly, or use its HTML entity or Unicode value instead.
- Alt code
- None
- HTML entity
- ⟨
- Unicode
- U+27E8
About this symbol
The angle brackets ⟨ and ⟩ are the bra and ket of quantum mechanics: Paul Dirac introduced the notation in 1939, splitting the word bracket so that ⟨a| is a bra and |b⟩ a ket. They are separate characters from the less-than and greater-than signs < and >.
Unicode facts
- Official name
- MATHEMATICAL LEFT ANGLE BRACKET
- Also called
- Bra, Z notation left sequence bracket
- Type
- Opening bracket
- Unicode block
- Miscellaneous Mathematical Symbols-A
- Unicode group
- Mathematical brackets
- Added in
- Unicode 3.2 (2002)
Click the symbol or any value at the top of the page to copy it. See the full Math Symbols chart for related characters.