DocumentationMathematicaThe Mathematica BookMathematica Reference GuideListing of Named Characters
DoubleUpArrow
\[DoubleUpArrow]
Infix arrow operator. x y is by default interpreted as DoubleUpArrow[x, y]. Extensible character. See Section 3.10.4. See also: \[UpArrow] , \[DoubleDownArrow] .