Mathematical Proof/Appendix/Answer Key/Mathematical Proof/Introduction/Notation

These are the answers to the exercises in section 1.2, Notation

  1. Use set theory notation
    1. , where P is the set of all people and L is the set of all things with two legs.
    2. , where M is the set of all mythological creatures and G is the set of all things that are Greek.
    3. , where A is the set of all pies, B is the set of all things with pudding in them, and C is the set of all things with cream on the top.
  2. Venn Diagrams
  3. Negated statements
    1. There is a quick, brown fox that does not jump over any lazy dog.