DownArrowUpArrow 
DownArrowUpArrow[x,y,…]
displays as x⇵y⇵….
Details
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- DownArrowUpArrow[x,y,…] has no built-in meaning.
- x⇵y is by default interpreted as DownArrowUpArrow[x,y].
- ⇵ can be entered as \[DownArrowUpArrow].
Examples
Basic Examples (1)
Wolfram Research (1996), DownArrowUpArrow, Wolfram Language function, https://reference.wolfram.com/language/ref/DownArrowUpArrow.html.
Text
Wolfram Research (1996), DownArrowUpArrow, Wolfram Language function, https://reference.wolfram.com/language/ref/DownArrowUpArrow.html.
CMS
Wolfram Language. 1996. "DownArrowUpArrow." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/DownArrowUpArrow.html.
APA
Wolfram Language. (1996). DownArrowUpArrow. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/DownArrowUpArrow.html