Chapter Seven:

Predicate Logic: Symbolization and Deduction

In this chapter, we do full-scale predicate logic. This may sound difficult...but fortunately we've done most of the work already.

(Selected Answers for some of the exercise problems below.)

**Tutorial One:** ** PD:
Derivations for PL Made Easy **

**Quizzes**

*Q7.1a First Derivations in PD: Drop-down*

Q7.1b Your First PD Derivations

*Q7.1c QN Derivation Drop-down *

Q7.1d More QN Derivations

**Exercises**

7.1a Derivations for ^E and %I

Flash Lectures for 7.1a

7.1b Derivations with QN

Flash Lectures for 7.1b

7.1c Easier Derivations meant for class

7.1d More Derivations

7.1e Easy derivations for class

7.1f Black Friday Edition Derivation

**Tutorial Two:** **A Special Case: Derivations in Categorical Logic**

Flash Lectures for 7.2

Exercises

7.2a Finishing Obversion

7.2b Two Equivalent Symbolizations for Negative Categoricals

7.2c Two More

**Tutorial Three: ****PD completed: ^I and strategy **

Quizzes

Q7.3a Drop-down for ^I

Exercises

7.3a Derivations with ^I

Flash Lectures for 7.3a

7.3b Four Harder Derivations with ^I and QN

Flash Lectures for 7.3b

7.3c Introductory ^I Problems for Class

7.3d Review Exercises 7.1-7.3 (for class)

7.3e Still More EZ Review exercises

7.3f Somewhat Harder Derivations

7.3g More

7.3h Problems to remind you of Categorical Logic

Flash Lectures for 7.3f

7.3i Problems (and answers) from the second Mock Exam (just part XIII)

**Tutorial Four:** **The Language PL **

- Flash Intro to the language
- [gold] Syntax and Semantics for Quantifiers and Relations
- [gold] Semantics Demo

**Exercises**

7.4 [gold] Syntax and Semantics Exercises

**Tutorial Five:** [gold] **Tougher Symbolizations: Relations and Multiple Quantifiers**

Exercises

7.5 [gold] Symbolization Exercises

**Tutorial Six:** [gold] **Tougher Derivations: Derivations with Multiple Quantifiers **

Exercises

7.6 [gold] Derivation Exercises