Logic II
Exercise your rationality and learn the mathematical dialects of logic.
Fallacies
Knights, Knaves, and Logic
Knights and Formal Logic
Euler and Venn Diagram Basics
All, Some, and None
Spot the Fallacies!
The Square of Opposition
And, Or, and Not
De Morgan's Laws
Truth Tables
Basic Logic Gates
Combinations
Fredkin Gates
Binary Numbers and Addition
Creating a Mechanical Adder
Binary Refresher
Creating a Binary Comparator
Subtraction
Multiplication
Division
Introduction to Formal Logic
Formal De Morgan
Using Implication
Rules of Substitution
Knights and Knaves Redux
For All and There Exists
Formal Symbolization
Multiple Generality
Duals and Prenex
Quantifiers and Proof (I)
Quantifiers and Proof (II)
Functions and Identity
Course description
Continue your adventures in logic with puzzles involving Venn diagrams and syllogisms, propositional logic, and first-order logic. By the end of this course you'll have explored the deep foundations of truth as well as applied logic to AI expert systems and linguistic analysis.
Topics covered
- Euler Diagrams
- Venn Diagrams
- Syllogism Fallacies
- The Square of Opposition
- Binary Arithmetic
- Comparators
- Subtractors
- Multipliers
- Dividers
- Logic Symbolism
- Modus Ponens
- Modus Tollens
- Rules of Substitution
- Rules of Inference
- Proof by Cases
- Implication
Prerequisites and next steps
You should have some experience with the logical connectives AND, OR, and NOT.
Prerequisites
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Everyday Math
Reason about numeric quantities and datasets in practical contexts.
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