DocumentationMathematicaThe Mathematica BookMathematica Reference GuideListing of Named Characters
x y is by default interpreted as CircleDot[x, y].
Used in mathematics for various operations related to multiplication, such as direct or tensor products.
Also sometimes used to indicate a vector pointing out of the page.
See Section 3.10.4.
See also: \[CircleTimes] , \[CenterDot] .