Consider the set N* of finite sequences of natural numbers with a denoting that sequence a is a prefix of sequence b. Then, which of the following is true?

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Question:
Consider the set N* of finite sequences of natural numbers with a denoting that sequence a is a prefix of sequence b. Then, which of the following is true?

1.Every non-empty subset of has a greatest lower bound

2.It is uncountable

3.Every non-empty finite subset of has a least upper bound

4.Every non-empty subset of has a least upper bound

Posted Date:-2022-05-13 09:07:36

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