Demystifying Computers

How They Really Work

Osher Lifelong Learning Institute
University of Illinois, Urbana-Champaign

Scott Badman, Instructor

Session 3: Simple Logic
September 30, 2013

This evening we will precisely define some basic terms and then explore very simple logic.

Core Concepts

Simple logic is the basis of all computing.

Simple logic (AND, OR, XOR, NOT) and its implementation


Simple Logic


Simple Logic (Power Point)

Simple Logic (pdf file)

Online Version of "Principia Mathematica"

Principia Mathematica Page 362 (look at the bottom)

Adders (Power Point)

Adders (pdf file)