Category:Algebra of Sets is Closed under Set Difference

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This category contains pages concerning Algebra of Sets is Closed under Set Difference:


Let $S$ be a set.

Let $\RR$ be an algebra of sets on $S$.

Then:

$\forall A, B \in S: A \setminus B \in \RR$

Pages in category "Algebra of Sets is Closed under Set Difference"

The following 3 pages are in this category, out of 3 total.