| http://www.w3.org/ns/prov#value | - Relations Proof Relations Proof Printable View April 25th 2014, 06:00 AM IHateProofs Relations Proof Let A be a nonempty subset and let B be a fixed subset of A. A relation R defined on the set of subsets of A is defined by XRY if (X intersects B) = (Y intersects B) (a) Prove that R is an equivalence relation.
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