3.8.2021 Warm up by Julieta Mendez https://padlet.com/jmendez1234/s3vq1dsthkza5772 Complete the brain dump alone for the first five minutes. If you have a partner, discuss the problems in the solve category together and take turns editing in the answers. en-us 2021-02-08 20:55:33 UTC 2021-03-08 21:24:02 UTC hello@padlet.com Name jmendez1234 https://padlet.com/jmendez1234/s3vq1dsthkza5772/wish/1284308590 - List things you remember about quantifiers
- their names/purposes
- how are they pronounced
- what do they look like
- precedence, etc.]]> 2021-03-08 20:15:01 UTC https://padlet.com/jmendez1234/s3vq1dsthkza5772/wish/1284308590 1. What is the purpose of U? jmendez1234 https://padlet.com/jmendez1234/s3vq1dsthkza5772/wish/1284313868 2021-03-08 20:16:15 UTC https://padlet.com/jmendez1234/s3vq1dsthkza5772/wish/1284313868 2. Which of the following has the highest precedence? jmendez1234 https://padlet.com/jmendez1234/s3vq1dsthkza5772/wish/1284314452
  • Universal quantifier
  • Existential quantifier
  • Conjunction
  • Disjunction
  • Implication
  • negation

    • ]]>     2021-03-08 20:16:23 UTC https://padlet.com/jmendez1234/s3vq1dsthkza5772/wish/1284314452     3. Can the following be translated: jmendez1234 https://padlet.com/jmendez1234/s3vq1dsthkza5772/wish/1284317220
  • ∃x M(x) ∧ H(x) where M(x) is “x is a morning person”, H(x) is “x is hungry in the morning”, and the domain is all people in the world.
  • ∀x (M(x) ∧ H(x)) where M(x) is “x is a morning person”, H(x) is “x hates to eat in the morning”, and the domain is all people in the world.

    • ]]>     2021-03-08 20:17:03 UTC https://padlet.com/jmendez1234/s3vq1dsthkza5772/wish/1284317220     4. Which of the following are correct? jmendez1234 https://padlet.com/jmendez1234/s3vq1dsthkza5772/wish/1284321638
  • ∀x P(x) ≡ P(x) ∧ Q(x) ∨ T(x)
  • ∃x P(x) ≡ P(x) ∨ Q(x) ∨ T(x)
  • ∀x P(x) ≡ P(x) ∧ Q(y)

    • ]]>     2021-03-08 20:18:05 UTC https://padlet.com/jmendez1234/s3vq1dsthkza5772/wish/1284321638     5. Write the equivalences of the following: jmendez1234 https://padlet.com/jmendez1234/s3vq1dsthkza5772/wish/1284322625
  • ᄀ∃x P(x) ≡ 
  • ᄀ∀x P(x) ≡ 
  • ᄀ∃x (P(x) ∨ Q(x)) ≡ 
  • ᄀ∀x  (P(x) ∧ Q(x)) ≡ 

    • ]]>     2021-03-08 20:18:19 UTC https://padlet.com/jmendez1234/s3vq1dsthkza5772/wish/1284322625     6. Let A (s, c) denote the statement “Student s attends class c”, where s represents a student and c represents a class. Suppose that the student Alecia attends Calculus and Physics. What are the truth values of the following: jmendez1234 https://padlet.com/jmendez1234/s3vq1dsthkza5772/wish/1284324117
  • A (Alecia, Physics) and A (Alecia, Calculus 2)
  • A (Alecia, Calculus 3) or A (alecia Physics)

    • ]]>     2021-03-08 20:18:42 UTC https://padlet.com/jmendez1234/s3vq1dsthkza5772/wish/1284324117