Union (English)
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Definition (keystage 2)
The union of two sets means to bring together the two sets, so that all the elements of both the two sets and no other elements are involved.
Definition (keystage 4)
The union of sets A and B contains everything that is in either A or B or both. It is written A ∪B.
Relations
- broader:
- (en) Function
- (en) Set
- narrower:
- (en) Countable union
- referenced:
- (en) Cup
- (en) Disjoint
- (en) Matroid
- (en) Probability of union
- see also:
- (en) Intersection
- (en) Intersection of sets
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