Not equal(≠) symbol in LaTeX

Symbol/Unicode Not equal/U+2260
Type of symbol Inequality
Package (requirement) No
Argument No
Latex command \ne
Example \ne → ≠

The most popular symbol used in mathematics is “not equal”. In Latex, you need to use \ne command for this symbol, you can also use \neq command.

\documentclass{article}
\begin{document}
   $$ a \ne b $$
   $$ \cos x \ne \sin x $$
   % Use \neq command 
   $$ 5 \neq 3 $$
   $$ x^2 + 1 \neq y^2 + 1 $$
\end{document}

Output :

Use not equal symbol in latex.

Leave a Comment

Your email address will not be published. Required fields are marked *