LaTeX Left Arrow (←) - Complete Guide

The left arrow (←) indicates direction or mapping in the opposite direction.

Symbol Preview

←

Left Arrow

LaTeX Code

No package required

Recommended
\leftarrow

Single left arrow

What is the LaTeX Left Arrow?

The left arrow (←) is used to show direction or function mapping in the reverse direction.

How to Use Left Arrow in LaTeX

Method 1: Using \leftarrow

✅No package required

Single left arrow

Example: Using \leftarrow

latex
\documentclass{article}

\begin{document}

% Using the Left Arrow
Text with \leftarrow

\end{document}

Common Use Cases

The Left Arrow symbol is commonly used in the following contexts:

Reverse Mapping

Indicating reverse function.

Code

$f^{-1}: \mathbb{R} \leftarrow \mathbb{R}$

Output

f⁻¹: ℝ ← ℝ

Complete Examples

Inverse Function

Inverse function mapping

latex
\documentclass{article}
\begin{document}

Inverse mapping: $f^{-1}: B \leftarrow A$

\end{document}

Frequently Asked Questions about Left Arrow (←)

Which LaTeX code should I use for Left Arrow?

For the Left Arrow symbol (←), we recommend using the method marked as "Recommended" above. However, the best method depends on your specific needs:

  • \leftarrow: Single left arrow

Where can I use the Left Arrow symbol?

The Left Arrow symbol (←) is typically used:

  • In mathematical equations (math mode)
  • In regular text (if supported)
  • In various LaTeX environments

Can I use the Left Arrow symbol in display mode?

Yes, the Left Arrow symbol (←) works in display mode (between $$ $$). This allows you to render the symbol on its own line with better visibility.

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