Joshua Potter
a2b138233a
Consistently format lean files.
2023-04-10 15:36:39 -06:00
Joshua Potter
cac78666db
I_3_10 Apostol.
...
Also introduced notion of "preamble" to share amongst tex docs.
2023-04-10 06:56:47 -06:00
Joshua Potter
b7a0ce1551
Archimedean property and consistent theorem environment.
2023-04-09 16:27:34 -06:00
Joshua Potter
183765dd2e
Add LaTeX description of lemma 0a.
2023-04-09 12:08:30 -06:00
Joshua Potter
87c1fb2a24
Use induction/cases tactics where it makes sense.
2023-04-08 10:46:27 -06:00
Joshua Potter
7847cf1afe
List books being worked through.
2023-04-08 10:33:39 -06:00
Joshua Potter
87e293ea8d
Structure projects in the same way.
2023-04-02 08:57:58 -06:00
Joshua Potter
62077460b5
Setup scaffolding for Fraleigh's "A First Course in Abstract Algebra".
2023-04-02 08:17:09 -06:00
Joshua Potter
aa59363e74
Mathematical Introduction to Logic. Finish proving lemma 0A.
2023-03-07 17:25:12 -07:00
Joshua Potter
efc6d96903
Add utilities around Tuples.
...
* Include convenience coercions.
* Example that demonstrates how heterogeneous equality works.
* Add a collection of theorems.
* Fix incorrect definitions (e.g. `take`).
2023-02-27 15:23:41 -07:00
Joshua Potter
b84b21c5de
Enderton. Prove auxiliary theorems used to formalize Lemma 0A.
2023-02-23 12:43:19 -07:00
Joshua Potter
5e7d9371e7
Formulate Lemma0A.
2023-02-23 08:12:05 -07:00
Joshua Potter