# User contributions

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- 01:29, 29 November 2010
(diff | hist) . .
**(+1,807)** . . Dedekind domain (→Invertibility of Ideals) - 00:58, 29 November 2010
(diff | hist) . .
**(+5,701)** . . Dedekind domain (Invertibility of ideals) - 23:25, 28 November 2010
(diff | hist) . .
**(+1,613)** . . N Fractional ideal (Created page with 'Given an integral domain <math>R</math> with field of fractions <math>K</math>, a '''fractional ideal''', <math>I</math>, of <math>R</math> is an <math>R</math>-[[module|…') - 14:43, 13 December 2009 (diff | hist) . . (+15) . . m Fundamental group (→Homotopy invariance)
- 03:13, 13 December 2009
(diff | hist) . .
**(+3,652)** . . Fundamental group (functoriality and homotopy invariance) - 02:17, 13 December 2009
(diff | hist) . .
**(+1,736)** . . Fundamental group - 01:43, 13 December 2009
(diff | hist) . .
**(+528)** . . Fundamental group (re-wrote article a bit) - 01:09, 13 December 2009 (diff | hist) . . (+55) . . m Fundamental group (add category)
- 01:08, 13 December 2009
(diff | hist) . .
**(+2,402)** . . Nm Fundamental group (split off from algebraic topology article) - 04:17, 5 November 2009 (diff | hist) . . (+488) . . Heine-Borel Theorem (This only holds for R^n, not for general metric spaces)
- 17:19, 8 September 2009 (diff | hist) . . (0) . . m Algebra (structure) (current)
- 23:05, 23 August 2009
(diff | hist) . .
**(+5,578)** . . Unique factorization domain (Proof that PID=>UFD) (current) - 21:24, 23 August 2009
(diff | hist) . .
**(+961)** . . N Unique factorization domain (Definition) - 21:07, 23 August 2009
(diff | hist) . .
**(+928)** . . N Prime element (Created page with 'In ring theory an element <math>p</math> of an integral domain <math>R</math> is said to be '''prime''' if: * <math>p</math> is not a unit. * If <math>p|ab</math> for any…') (current) - 20:42, 23 August 2009
(diff | hist) . .
**(+1,504)** . . N Irreducible element (Created page with 'In ring theory a element <math>r</math> of a ring <math>R</math> is said to be '''irreducible''' if: * <math>r</math> is not a unit. * <math>r</mat…') (current) - 20:16, 23 August 2009 (diff | hist) . . (+446) . . N Unit (ring theory) (Created page with 'In ring theory we say that an element <math>u</math> of a ring <math>R</math> is a '''unit''' if it has an inverse in <math>R</math>, that is, if there is another ele…') (current)
- 19:50, 23 August 2009 (diff | hist) . . (+497) . . Maximal ideal (maximal=>prime) (current)
- 19:46, 23 August 2009 (diff | hist) . . (+9) . . m Prime ideal (stub)
- 19:42, 23 August 2009 (diff | hist) . . (+26) . . m Prime ideal (category)
- 19:41, 23 August 2009
(diff | hist) . .
**(+856)** . . N Prime ideal (Created page with 'In ring theory we say that an ideal <math>P</math> of a ring <math>R</math> is '''prime''' if <math>P\ne R</math> and for any ideals <math>I,J\subseteq R</math> with …')

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