LaTeX Union (∪) - Complete Guide
The union symbol (∪) represents the union of two or more sets.
Symbol Preview
Union
LaTeX Code
No package required
\cupSet union
What is the LaTeX Union?
The union of sets A and B is the set of all elements that are in A or B or both.
How to Use Union in LaTeX
Method 1: Using \cup
✅No package required
Set union
Example: Using \cup
\documentclass{article}
\begin{document}
% Using the Union
Text with \cup
\end{document}Common Use Cases
The Union symbol is commonly used in the following contexts:
Set Union
Combining elements from sets.
Code
$A \cup B$Output
A ∪ B
Complete Examples
Union Example
Set union example
\documentclass{article}
\begin{document}
If $A = \{1, 2, 3\}$ and $B = \{3, 4, 5\}$, then $A \cup B = \{1, 2, 3, 4, 5\}$
\end{document}Frequently Asked Questions about Union (∪)
Which LaTeX code should I use for Union?
For the Union symbol (∪), we recommend using the method marked as "Recommended" above. However, the best method depends on your specific needs:
- \cup: Set union
Where can I use the Union symbol?
The Union symbol (∪) is typically used:
- In mathematical equations (math mode)
- In regular text (if supported)
- In various LaTeX environments
Can I use the Union symbol in display mode?
Yes, the Union symbol (∪) works in display mode (between $$ $$). This allows you to render the symbol on its own line with better visibility.
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