Set Theory Calculator
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Set theory is the mathematical study of collections of distinct objects. Operations like union (∪), intersection (∩), and difference (−) describe how sets relate to each other and underlie all of modern mathematics and computer science.
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Pro Tip
Venn diagrams are the visual form of set operations — the overlapping region is the intersection.
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Did You Know?
The entire number system (natural, integer, rational, real) is built on set theory axioms developed by Georg Cantor in the 1870s.
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