LaTeX Double Left Arrow (⇐) - Complete Guide
The double left arrow (⇐) represents reverse logical implication.
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Double Left Arrow
LaTeX Code
No package required
\LeftarrowDouble left arrow
What is the LaTeX Double Left Arrow?
The double left arrow (⇐) is used to show implication from right to left, or the converse of a statement.
How to Use Double Left Arrow in LaTeX
Method 1: Using \Leftarrow
✅No package required
Double left arrow
Example: Using \Leftarrow
\documentclass{article}
\begin{document}
% Using the Double Left Arrow
Text with \Leftarrow
\end{document}Common Use Cases
The Double Left Arrow symbol is commonly used in the following contexts:
Reverse Implication
Opposite direction implication.
Code
$x^2 = 4 \Leftarrow x = 2$Output
x² = 4 ⇐ x = 2
Complete Examples
Reverse Implication
Reverse implication
\documentclass{article}
\begin{document}
Reverse: If $x^2 = 4$, then $x = \pm 2$
\end{document}Frequently Asked Questions
Which method should I use?
We recommend using the method marked as "Recommended" above. However, the best method depends on your specific needs:
- \Leftarrow: Double left arrow
Where do I use this symbol?
This symbol can be used:
- In mathematical equations (math mode)
- In regular text (if using text mode)
- In various document environments
Can I use this in display mode?
Yes, symbols that work in math mode (between $ $) also work in display mode (between $$ $$). This allows you to display the symbol on its own line with larger formatting.
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