InvisibleComma
 Usage
\[InvisibleComma]
Notes
• 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] .
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