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OpenLogic
An open-source, customizable intermediate logic textbook
http://openlogicproject.org/
Creative Commons Attribution 4.0 International
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Addition is definable in restricted PA²
#294
Closed
feffemannen
closed
2 years ago
feffemannen
commented
2 years ago
Fixes #234
rzach
commented
2 years ago
Excellent!
Fixes #234