I have got the following question (AUC)'\(CnD) What does the \ mean? Tried googling and looking in a book but cant find it
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$\displaystyle A$\$\displaystyle B$ (or $\displaystyle A-B$) is the relative complement of $\displaystyle A$ in $\displaystyle B$. $\displaystyle A-B=\{x\in A; x \notin B \}$
Set-theoretic difference. The expression $\displaystyle (A\cup C)'\setminus (C\cap D)$ means the set of all elements of $\displaystyle (A\cup C)'$ that are not in $\displaystyle C\cap D$.
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