Page history

Algebraic topology

July 13, 2016

DavidB4-bot
→‎The Homotopy Groups: clean up & uniformity
01:20
-20

January 12, 2014

Masterbratac
no edit summary
m
01:25

December 22, 2009

JacobB
no edit summary
m
07:15
+4

July 6, 2009

January 18, 2009

Pyfgcr
no edit summary
15:39
+366
Pyfgcr
It makes more sense to say the fundamental group is isomorphic to Z as a group. It's awkward to say a group is isomorphic to a ring; really, it's isomorphic to the additive group of that ring.
03:26
+1

June 28, 2008

Foxtrot
links
m
00:37
+64

June 27, 2008

Mathoreilly
no edit summary
21:54
+1,253

April 1, 2007

March 15, 2007

Pixologic
no edit summary
18:15
+25

March 14, 2007

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