Commit Graph

69 Commits (a8520e74bd015b8a2ef43a22f611b6135ffcc634)

Author SHA1 Message Date
Joshua Potter a6e6251627 Enderton. Continue through theorem 3 set. 2023-06-25 07:27:35 -06:00
Joshua Potter 27372eb160 Enderton. Add additional definitions and prove Theorem 3E. 2023-06-23 15:47:55 -06:00
Joshua Potter 3d556bc613 Enderton. Finish exercises 6. 2023-06-22 14:34:50 -06:00
Joshua Potter 8b5736397c Enderton. Break out relations/ordered pairs. Exercise 6.7. 2023-06-20 15:02:09 -06:00
Joshua Potter 738435e299 Add prompts for upcoming theorems/exercises. 2023-06-16 08:16:33 -06:00
Joshua Potter 2abd4b6b25 Enderton. Finishe exercise set 5. Prep for exercise set 6. 2023-06-15 15:31:58 -06:00
Joshua Potter f5d1fc546a Enderton. Move Kuratowski's definition of an ordered pair into chapter; not
likely to be used outside this book.
2023-06-10 16:02:22 -06:00
Joshua Potter 6d3a2d8ad0 Fix build errors in `Chapter_2.lean`. 2023-06-10 12:09:24 -06:00
Joshua Potter 64d8324657 Enderton. Finish exercises 5 in LaTeX. 2023-06-10 05:51:42 -06:00
Joshua Potter ad3e31764b Enderton. Exercise 5.(1|2a|2b). 2023-06-09 21:03:06 -06:00
Joshua Potter 7559664d56 Enderton. Ordered pairs. 2023-06-08 17:57:02 -06:00
Joshua Potter 49bd4871fe Enderton. Theorem 3A. 2023-06-06 20:16:06 -06:00
Joshua Potter 2dff3f5794 Enderton. Chapter 2 exercises, 11-25. 2023-06-04 17:34:42 -06:00
Joshua Potter 4624d58924 Enderton. Continue proofs/exercises of "Axioms and Operations." 2023-05-23 15:38:33 -06:00
Joshua Potter fd816a97bc Enderton "Algebra of Sets" identities and create `Chapter_2.lean`. 2023-05-23 09:18:23 -06:00
Joshua Potter 8279131d74 Enderton, basic axioms/unions exercises. 2023-05-21 18:32:59 -06:00
Joshua Potter 1da6e31581 Enderton exercises 2. 2023-05-19 09:25:37 -06:00
Joshua Potter ead87350b8 Enderton, Baby Set Theory. 2023-05-18 16:02:15 -06:00
Joshua Potter ed981c3892 Add start of Enderton's "Elements of Set Theory." 2023-05-18 14:04:59 -06:00