User contributions for SixWingedSeraph

25 February 2016

• 20:5720:57, 25 February 2016 diff hist +79‎ Category Theory/Categories ‎ →‎Preorders: Corrected the next to last paragraph.
• 20:5120:51, 25 February 2016 diff hist +98‎ Category Theory/Categories ‎ →‎Terminology and fine points: Added a statement that an object need not be a set or have elements. This is the result of some confused queries on Math StackExchange.
• 20:4520:45, 25 February 2016 diff hist +3‎ Category Theory/Categories ‎ →‎Preorder: Changed arrow to morphism for consistency

10 February 2015

• 02:2802:28, 10 February 2015 diff hist +80‎ Category Theory/References ‎ →‎Other textbooks: Added Leinster's book
• 02:2002:20, 10 February 2015 diff hist +223‎ Category Theory/References ‎ →‎External links: added nlab and ncategory cafe
• 02:1102:11, 10 February 2015 diff hist −164‎ Category Theory/References ‎ →‎Textbooks freely available online: Replace ref to Barr and Wells, Category Theory for computing science (partial version) with link to complete version.
• 02:0602:06, 10 February 2015 diff hist +99‎ Category Theory/References ‎ →‎Textbooks freely available online: Added Spivak's book

20 December 2011

• 21:2721:27, 20 December 2011 diff hist +16‎ m Category Theory/Categories ‎ →‎Groups
• 20:5920:59, 20 December 2011 diff hist +4‎ m Category Theory ‎ →‎What is a category?

28 November 2011

• 02:0902:09, 28 November 2011 diff hist +37‎ m Category Theory/Categories ‎ →‎Examples
• 02:0502:05, 28 November 2011 diff hist +37‎ m Category Theory/Categories ‎ →‎Terminology and fine points

27 November 2011

• 21:3321:33, 27 November 2011 diff hist −4‎ m Category Theory/Categories ‎ →‎Terminology and fine points
• 21:3321:33, 27 November 2011 diff hist 0‎ Category Theory/Categories ‎ →‎Terminology and fine points
• 21:3121:31, 27 November 2011 diff hist +506‎ Category Theory/Categories ‎ →‎Terminology and fine points: Added discussion of large and small categories.

28 January 2011

• 17:2317:23, 28 January 2011 diff hist +10‎ Category Theory/References ‎ Added info about Category Theory for Computing Science.

4 January 2010

• 03:3803:38, 4 January 2010 diff hist +13‎ m Category Theory/Categories ‎ →‎Groups
• 03:3203:32, 4 January 2010 diff hist −224‎ Category Theory/Categories ‎ →‎Isomorphisms: Rewritten
• 03:0803:08, 4 January 2010 diff hist +16‎ m Category Theory/Categories ‎ →‎Groups
• 03:0703:07, 4 January 2010 diff hist +6‎ Category Theory/Categories ‎ →‎Preorders: Rewrote remark
• 02:5902:59, 4 January 2010 diff hist +260‎ Category Theory/Categories ‎ →‎Groups: elaborated explanation of groups as categories
• 02:5302:53, 4 January 2010 diff hist +201‎ Category Theory/Categories ‎ →‎Preorders: Pointed to equivalence of categories

3 January 2010

• 03:2303:23, 3 January 2010 diff hist +19‎ Category Theory/Categories ‎ →‎Examples of categories: Reorganized
• 03:1603:16, 3 January 2010 diff hist −14‎ m Category Theory/Categories ‎ →‎Groups and groupoids

2 January 2010

• 01:1601:16, 2 January 2010 diff hist +524‎ Category Theory/Categories ‎ →‎Groups and groupoids: Expanded
• 01:1001:10, 2 January 2010 diff hist +156‎ Category Theory/Categories ‎ →‎Groups and groupoids: Rewritten and expanded.

27 August 2009

• 22:3522:35, 27 August 2009 diff hist +24‎ Category Theory/Categories ‎ →‎Constructions on categories: Added another stub
• 02:2202:22, 27 August 2009 diff hist +9‎ m Category Theory/Categories ‎ →‎The category of sets
• 02:2002:20, 27 August 2009 diff hist −53‎ m Category Theory/Categories ‎ →‎Terminology and fine points

26 August 2009

• 22:2622:26, 26 August 2009 diff hist −13‎ m Category Theory/Categories ‎ →‎Preorders
• 01:0101:01, 26 August 2009 diff hist −433‎ Category Theory/Natural transformations ‎ →‎Definition of natural transformation: Rewritten

25 August 2009

• 16:1116:11, 25 August 2009 diff hist +41‎ Category Theory/Natural transformations ‎ →‎Definition of natural transformation: Added naturality diagram
• 02:0302:03, 25 August 2009 diff hist +13‎ m Category Theory/Categories ‎ →‎Baby examples
• 02:0202:02, 25 August 2009 diff hist +116‎ Category Theory/Categories ‎ →‎Baby examples: Added remark about nodes and arrows
• 02:0002:00, 25 August 2009 diff hist +43‎ Category Theory/Categories ‎ →‎Preorders: Made a remarks section
• 01:5801:58, 25 August 2009 diff hist +80‎ Category Theory/Categories ‎ →‎Preorders: Improved wording.

15 August 2009

• 19:4419:44, 15 August 2009 diff hist +142‎ Category Theory/Categories ‎ Added images

14 August 2009

• 02:3102:31, 14 August 2009 diff hist +23‎ m Category Theory/Categories ‎ →‎Terminology and fine points
• 01:4301:43, 14 August 2009 diff hist 0‎ m Category Theory/Categories ‎ →‎Terminology and fine points
• 01:4101:41, 14 August 2009 diff hist 0‎ m Category Theory/Categories ‎ →‎Terminology and fine points
• 01:4001:40, 14 August 2009 diff hist +1‎ m Category Theory/Categories ‎ →‎Terminology and fine points
• 01:3801:38, 14 August 2009 diff hist +20‎ m Category Theory/Categories ‎ →‎Terminology and fine points
• 01:3201:32, 14 August 2009 diff hist +8‎ m Category Theory/Categories ‎ →‎Terminology and fine points
• 01:3101:31, 14 August 2009 diff hist +151‎ Category Theory/Categories ‎ Added to terminology section
• 01:2701:27, 14 August 2009 diff hist +440‎ Category Theory/Categories ‎ Rewrote section on preorders

13 August 2009

• 19:2219:22, 13 August 2009 diff hist +3‎ m Category Theory/Future Chapters ‎No edit summary current
• 19:2219:22, 13 August 2009 diff hist +37‎ Category Theory/Future Chapters ‎ Added monoidal categories
• 19:1919:19, 13 August 2009 diff hist +54‎ Category Theory/References ‎ →‎Textbooks freely available online
• 19:1519:15, 13 August 2009 diff hist +45‎ m Category Theory/References ‎ →‎Textbooks freely available online
• 16:0516:05, 13 August 2009 diff hist +524‎ Talk:Category Theory ‎ Added come-on, let's do it
• 16:0016:00, 13 August 2009 diff hist +587‎ Talk:Category Theory ‎ Restart