Left Right Arrow(↔) symbol in LaTeX

Symbol/Unicode Left Right Arrow/U+2194
Type of symbol Arrow
Package (requirement) No
Argument No
Latex command \leftrightarrow
Example \leftrightarrow → ↔

Left Right Arrow is a symbol used in chemical equations. You need to use the \leftrightarrow command to print this symbol in a latex document.

\documentclass{article}
\begin{document}
   $$ a + b \leftrightarrow c $$
   $$ c \leftrightarrow d + c $$
   $$ a + b \leftrightarrow d + c $$
\end{document}

Output :

Use left right arrow in latex.

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