7997671
Description
Flashcards by Carl Patchett, updated more than 1 year ago
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Created by Carl Patchett
over 7 years ago
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| Question | Answer |
| What is a Set? | A Set is a collection of different objects. |
| What are the Individual Objects of a Set called? | Elements or Members |
| What notation is used to denote a Set? | Curly Braces E.G { A, B } |
| What is an Empty Set? | An empty Set is a Set without any members or objects. E.G { } |
| What is a Universal Set? And how is it denoted? | A Universal Set is a Set which contains ALL the elements under consideration in a given situation. It is denoted by a U. |
| What symbols denotes "is a member of" a Set? | The symbol ∈ denotes "is a member of", and ∉ denotes "is not a member of". |
| What is a Subset? | A Subset is a Set in which every element and object belongs to another Set. |
| What symbol is used to denote "is a Subset of"? | The symbol ⊆ denotes "is a Subset of" and ⊄ denotes "is not a Subset of". |
| What is the Complement of a Set? | The Complement of a Set is the Set of elements or objects which are in the Universal Set, but NOT in Set A. |
| How is the Complement of a Set denoted? | The Complement of a Set is denoted using the Symbol '. E.G A' |
| What is the Union of two Sets? | The Union of two Sets is the Set of all elements or objects which are in A, B or both. |
| How is the Union Operator denoted? | The Union operator is denoted by the symbol ∪. E.G A ∪ B |
| What is the Intersection of two Sets? | The Intersection of two Sets is the Set of elements or objects which are in both A and B. |
| How is the Intersection Operator denoted? | The Intersection Operator is denoted by the symbol ∩. E.G A ∩ B |
| What is the Difference of two Sets? | The Difference of two Sets is the Set of elements or objects which are in A but not in B. |
| How is the Difference Operator denoted? | The Difference Operator is denoted with the symbol -. E.G A - B |
| Which operator expresses the English Term "and"? | The Intersection Operator expresses the term "and", and is denoted using the symbol ∩. E.G A ∩ B |
| Which operator expresses the English Term "or / either"? | The Union Operator expressed the term "or / either" and is denoted using the symbol ∪. E.G A ∪ B |
| Which operator expresses the English Term "not"? | The Complement Operator expresses the term "not" and is denoted by the symbol '. E.G A' |
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