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Joshua Potter dd4340c4bd Move `OrderedPair` and `Relation` to Enderton. 
These modules probably won't be very useful in general; there exist
better representations in Lean when dealing with ordered pairs or
relations already.
 		2023-06-29 15:25:59 -06:00
..
Combinator Rename `Bookshelf` to `Common`. 2023-05-08 14:08:48 -06:00
Geometry Redefine an `Orthogonal` rectangle as a subtype of a `Skew` one. 2023-05-15 14:07:42 -06:00
List Derive a more constructive `StepFunction` definition. 2023-05-15 13:37:01 -06:00
Logic Enderton. Chapter 2 exercises, 11-25. 2023-06-04 17:34:42 -06:00
Real Update toolchain and deps. 2023-05-20 11:11:27 -06:00
Set Move `OrderedPair` and `Relation` to Enderton. 2023-06-29 15:25:59 -06:00
Combinator.lean Rename `Bookshelf` to `Common`. 2023-05-08 14:08:48 -06:00
Finset.lean Derive a more constructive `StepFunction` definition. 2023-05-15 13:37:01 -06:00
List.lean Derive a more constructive `StepFunction` definition. 2023-05-15 13:37:01 -06:00
Logic.lean Enderton. Continue proofs/exercises of "Axioms and Operations." 2023-05-23 15:38:33 -06:00
Real.lean Revise geometry with different types of rectangles and lines. 2023-05-15 06:40:35 -06:00
Set.lean Move `OrderedPair` and `Relation` to Enderton. 2023-06-29 15:25:59 -06:00