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The LaTeX command for biguplus (⊎) is \biguplus — big multiset union.
\biguplusWrite \biguplus inside math mode — that is, between $…$ for inline math or in a \[ … \] / equation block for display math. It is part of core LaTeX math, so no extra package is required.
$A \biguplus B$Prefer to see it live? Paste it into the LaTeX preview and it renders as you type — no compiler, no signup.
\emptyset\varnothing\mathbb{N}\mathbb{Z}\mathbb{Q}\mathbb{R}\mathbb{C}\mathbb{F}^\complement\bigcap\bigcup\bigsqcup\uplus\mathcal{P}Search all 380+ LaTeX symbols →
Use \biguplus in math mode — it needs no extra package. For example, $A \biguplus B$.
None — \biguplus is built into LaTeX's math mode, so no extra package is required.