Philosophy 109: Introduction to Modern Logic

Russell Marcus, Instructor

Queens College, Fall 2003

Lecture Notes

Identity Theory

Relational Predicates

Invalidity in Predicate Logic

Conditional and Indirect Proof in Predicate Logic

Changing Quantifiers

Derivations in Predicate Logic

Translation to Predicate Logic

Logical Truths (10/15)

Indirect Proof (10/15)

Conditional Proof (10/15)

Rules of Replacement (II) (10/8)

Rules of Replacement (I) (10/8)

Rules of Inference (II) (9/24)

Rules of Inference (I) (9/24)

Indirect Truth Tables (Invalidity and Consistency) (9/24)

Truth Tables for Arguments (9/17)

Truth Tables for Propositions (9/17)

Truth Functions (9/10)

Philosophical interludes on Propositions and Three-valued Logics (9/10)

Introduction (9/3)

Propositional Translation (9/3)