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Sets
Maths
Term | Definition |
---|---|
set | a collection of well defined objects |
intersection | what the sets have in common - where they overlap |
union | put the sets together |
complement | what is left in the universal set when you take away this set |
universal set | a rectangle that represents our restricted range of objects |
set difference | what is left in one set when you take away any object it shares with another set |
element element | an object in a set |
null set | a set with no elements - empty set |
Venn diagram | diagrams that represent sets |
cardinal number | the number of elements in a set |
subset | part of a set - every element of one set is also an element of some other set |