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Card 6

Front

What is the symbol for an empty set (a set with no elements)?

Back

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Card 7

Front

What is a finite set?

Back

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Card 8

Front

What are some examples of an infinite set?

Back

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Card 9

Front

What is a subset?

Back

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Card 10

Front

What is a proper subset?

Back

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Card 11

Front

What is the meaning of ∈ (membership)?

Back

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Card 12

Front

What is the meaning of ∪ (union)?

Back

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Card 13

Front

What is the meaning of ∩ (intersection)?

Back

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Card 14

Front

In what two ways can a program be more efficient than another program?

Back

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Card 15

Front

What is meant by constant time (big O notation)?

Back

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