LessSlantEqual 
LessSlantEqual[x,y,…]
displays as .
Details

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