Symbols and notation
Union and intersection symbols
Union combines everything belonging to either set, while intersection keeps only elements belonging to both sets.
Common notation A∪B; A∩B
In one sentence
What does Union and intersection symbols mean?
Union combines everything belonging to either set, while intersection keeps only elements belonging to both sets.
How it is written
A∪B; A∩B
A compact example
If A={1,2} and B={2,3}, then A∪B={1,2,3} and A∩B={2}.
Other names and search terms
∪, ∩, union, intersection, set symbols.
Clear answers
Questions about Union and intersection symbols
What does Union and intersection symbols mean in mathematics?
Union combines everything belonging to either set, while intersection keeps only elements belonging to both sets.
How is Union and intersection symbols written?
A common notation is A∪B; A∩B.
What is an example of Union and intersection symbols?
If A={1,2} and B={2,3}, then A∪B={1,2,3} and A∩B={2}.