\[DoubleRightArrow]

• Unicode: 21D2.

• Alias: Esc => Esc.

• Infix arrow operator.

• x y is by default interpreted as DoubleRightArrow[x, y].

• Used in mathematics to indicate various strong forms of convergence.

• Also used to indicate algebraic field extensions.

• Not the same as \[Implies].

• Extensible character.