Media Summary: 0:00 Argument 3:08 Valid argument 5:09 Rule of inference - Example: modus ponens 11:20 Example: Modus tollens 12:52 ... Three new rules of inference (for propositional logic) 0:00 Addition 1:38 Simplification 2:33 Conjunction 4:01 First example of a ... Formal proofs in propositional logic 0:00 First argument 2:21 Informal definition of a proof 4:07 Proof of the first argument 9:01 ...
Discrete Structures Lecture 8 Segment - Detailed Analysis & Overview
0:00 Argument 3:08 Valid argument 5:09 Rule of inference - Example: modus ponens 11:20 Example: Modus tollens 12:52 ... Three new rules of inference (for propositional logic) 0:00 Addition 1:38 Simplification 2:33 Conjunction 4:01 First example of a ... Formal proofs in propositional logic 0:00 First argument 2:21 Informal definition of a proof 4:07 Proof of the first argument 9:01 ... 0:00 Definition of the "resolution" inference rule 1:43 CS applications of resolution 2:26 The disjunctive syllogism is a special case ... Why we need more proof techniques: a sample theorem for which previously discussed proof techniques are either not applicable ... Wrap-up of the intuitive justification of the master theorem.
We look at direct proofs, proof by cases, proof by contraposition, proof by contradiction, and mathematical induction, all within 22 ... 0:00 Predicate logic 0:35 Precedence of quantifiers 2:38 Free variable 3:08 Bound variable 4:23 Proving that: there exists x (P(x) ... Using the Principle of Inclusion-Exclusion to find the cardinality of the union of 2 or 3 sets. Video Chapters: Introduction 0:00 ...