Day 6, Mat385

Last time

Next time

• Announcements
  • The quiz:
    • The quiz and key for the quiz
    • Median: 7

• Last time:
  • We finished section 1.3, and got most of the way through 1.4.
  • Marked up
    • highlights from 1.3
    • highlights from 1.4

  • Then we started highlight worksheet 1.4
  • We ended with a quiz.

• Today:
  • We'll wrap up highlight worksheet 1.4, especially the notion of a temporary hypothesis.

  • We'll be working on Proof techniques (here's my highlight worksheet 2.1, if you want to get started....)

• #31, section 1.4
• #32, section 1.4
• The Curious History of Venn Diagrams: A look at the curious history of Venn diagrams and how they blend logic with geometry (Scientific American)
  

• Some Fun, Motivating Examples from Propositional and Predicate Calculus