OverHat
OverHat[expr]
displays with a hat over expr.
Examples
Wolfram Research (2007), OverHat, Wolfram Language function, https://reference.wolfram.com/language/ref/OverHat.html.
Text
Wolfram Research (2007), OverHat, Wolfram Language function, https://reference.wolfram.com/language/ref/OverHat.html.
CMS
Wolfram Language. 2007. "OverHat." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/OverHat.html.
APA
Wolfram Language. (2007). OverHat. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/OverHat.html