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This document implements 14 set operations by using common Unix utilities such as sort, uniq, diff, comm, cat, head, tail, awk, and others. It implements the following operations: Set Membership. Set Equality. Set Cardinality. Subset Test. Set Union. Set Intersection. Set Complement. Set Symmetric Difference. Power Set. Set Cartesian Product. Disjoint Set Test. Empty Set Test. Minimum. Maximum.
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