The Fall 2019 editions of the OLP-based textbooks Sets, Logic, Computation, Incompleteness and Computability, and Boxes and Diamonds, are now available on Amazon, if you want printed copies.
![Book covers](https://i0.wp.com/openlogicproject.org/wp-content/uploads/2019/11/books.png?fit=720%2C384&ssl=1)
The Fall 2019 editions of the OLP-based textbooks Sets, Logic, Computation, Incompleteness and Computability, and Boxes and Diamonds, are now available on Amazon, if you want printed copies.