Page history
July 13, 2016
November 1, 2011
September 21, 2009
July 20, 2009
July 6, 2009
July 5, 2009
→Group Structure: Fixed other one
-6
→As Homotopy: I think the first one is fixed.
-4
Now that I know what all those little icons are for, do a proper "1st".
m+11
Put in the template!
m+12
added "properties" section, more edits throughout. still needs some good pictures!
+2,106
Better sentence structure.
m+10
July 4, 2009
Try this new introductory section. Motivation right up front.
+374
refined intro further to clarify further, agree? Feel free to improve more
slightly reworded opening again. i hope it makes it clearer, but revert if you disagree.
+86
attempt to improve introductory explanation; more improvement welcome
+178
edited examples
+603
reworked intro, but it's still bad
+315
no edit summary
m+122
added a couple "problems", still needs work
+2,739
no edit summary
m+25
fixed equation, hopefully
-4
rest of article, hopefully
+9,170
Rewrote article: see talk page (first part)
+1,723