• Alias: ,.
• Structural element with built-in meaning.
• \[InvisibleComma] is by default not visible on display, but is interpreted on input as an ordinary comma.
• \[InvisibleComma] can be used as an invisible separator between indices, as in .
• See Section 1.10.4 and Section 3.10.5.
• See also: \[AlignmentMarker] , \[Null] , \[InvisibleSpace] , \[RawComma] .