Joshua Potter f1a10c6877 Enderton (set). Wrap original pigeonhole expression into aux.		2023-09-14 10:00:39 -06:00
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images	Enderton (logic). Most of exercises 6.1.	2023-08-20 07:02:37 -06:00
Chapter_1.lean	Move aviary into Smullyan directory.	2023-06-29 15:30:48 -06:00
Chapter_2.lean	Enderton. Continue actually verifying set theorems.	2023-08-09 15:44:40 -06:00
Chapter_3.lean	Require simp to make progress.	2023-09-08 18:50:44 -06:00
Chapter_4.lean	Enderton (set). Isomorphism from ℕ to peano systems.	2023-09-09 05:15:52 -06:00
Chapter_6.lean	Enderton (set). Wrap original pigeonhole expression into aux.	2023-09-14 10:00:39 -06:00
OrderedPair.lean	Move aviary into Smullyan directory.	2023-06-29 15:30:48 -06:00
Relation.lean	Enderton (set). Begin chapter 6 exercises.	2023-08-16 12:46:16 -06:00