User contributions
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- 17:07, 8 September 2008 (diff | hist) . . (+2,378) . . N Opposite category (Wrote definition and talked (informally) about the duality principle.) (current)
- 21:55, 7 September 2008 (diff | hist) . . (+14) . . m Fiber product (Better to use category theory terminology) (current)
- 21:45, 7 September 2008 (diff | hist) . . (+27) . . m Automorphism (It's easier just to define this interms of isomorphisms. Also, there are examples of categories where (the generalization of) the old statement isn't true.) (current)
- 21:17, 7 September 2008 (diff | hist) . . (+2,271) . . Group action (Talked about group actions on other objects) (current)
- 20:02, 7 September 2008 (diff | hist) . . (+27) . . m Least common multiple (added category)
- 19:59, 7 September 2008 (diff | hist) . . (+146) . . Talk:Goldbach's conjecture (current)
- 16:44, 7 September 2008 (diff | hist) . . (+32) . . m Orbit (Made notation consistent with the group action article) (current)
- 16:33, 7 September 2008 (diff | hist) . . (+36) . . m Orbit
- 16:29, 7 September 2008 (diff | hist) . . (+11) . . m Cayley's Theorem
- 16:20, 7 September 2008 (diff | hist) . . (+36) . . m Cayley's Theorem
- 15:27, 7 September 2008 (diff | hist) . . (-2) . . m Group action
- 15:26, 7 September 2008 (diff | hist) . . (+6) . . m Group action
- 15:25, 7 September 2008 (diff | hist) . . (+2,787) . . N Group action (New page: In mathematics, groups often arise as (a subsets of) the set of permutations of some mathematical object (where the group multiplication law is just composition). So...)
- 01:31, 7 September 2008 (diff | hist) . . (+374) . . N Talk:Quotient group (New page: I think it would be better (and more standard) for this article to focus on explicitly constructing the quotient group <math>G/H</math> (where <math>H</math> is a normal subgroup) and desc...) (current)
- 22:23, 6 September 2008 (diff | hist) . . (-18) . . m De Moivre's Theorem
- 01:33, 6 September 2008 (diff | hist) . . (+41) . . m Topology
- 20:52, 5 September 2008 (diff | hist) . . (+2,462) . . N Field of fractions (New page: Given an integral domain, <math>R</math>, we may informally define the '''field of fractions''' of <math>R</math> (also called the '''fraction field''' or the '''quotient field'''), de...)
- 17:29, 5 September 2008 (diff | hist) . . (+426) . . N Domain (Ring theory) (New page: A ring, <math>R</math>, is an '''domain''' if: * <math>0\neq 1</math> (where <math>0</math> and <math>1</math> are the additive and multiplicative identities, respectively) * and it c...) (current)
- 17:26, 5 September 2008 (diff | hist) . . (+25) . . m Integral domain
- 17:25, 5 September 2008 (diff | hist) . . (+25) . . m Zero divisor (current)
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