≠Not equal

To produce a not equal sign:

Windows
Alt 2260 (using the numerical keyboard, with Num Lock on)
MacOS
⌥ Option =
Ubuntu
Ctrl ⇧ Shift u 2260 ⏎ Return (or Space)
Unicode
U+2260
HTML
≠ · ≠
LaTex
\neq
MatLab
~=
Mathematica
!=

Similar characters:  ·  ·