The Logic of Subsets and Supersets
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Problems 6
- Is the set of real numbers R\mathbb{R}R a superset of the set of complex numbers C\mathbb{C}C?
- Select all of the following that are subsets of the set Q\mathbb{Q}Q of rational numbers.
- Is the empty-set a subset of itself?
- Let AAA be a set. Which of the following are always true?
- Let AAA and BBB be sets. Which of the following are always true?
- Let AAA, BBB, and CCC be sets. Which of the following are always true?