\[NotTildeTilde]
• Alias: !.
• Infix similarity operator.
• x y is by default interpreted as NotTildeTilde[x, y].
• See Section 3.10.4.
• See also: \[TildeTilde] .
Usage
\[NotTildeTilde] Notes
!
. 
y is by default interpreted as NotTildeTilde[x, y]. 
