\[LeftAngleBracket]

• Unicode: 2329.

• Alias: Esc < Esc.

• Matchfix operator.

• x is by default interpreted as AngleBracket[x].

• Used in the form x to indicate expected or average value.

• Called bra in quantum mechanics.

• Used in the form x, y to indicate various forms of inner product.

• Used in the form x, y, ... to denote an ordered set of objects.

• Not the same as \[RawLess].

• Extensible character; grows by default to limited size.