I am familiar with the direct sum of sets, $\oplus$.
$\endgroup$ 41 Answer
$\begingroup$The $\otimes$ symbol is used for the tensor product.
$\endgroup$What does the symbol $\otimes$ mean? [closed]
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I am familiar with the direct sum of sets, $\oplus$.
$\endgroup$ 4The $\otimes$ symbol is used for the tensor product.
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