- 17:59, 8 April 2009 (diff | hist) . . (+85) . . Question 4
- 17:50, 8 April 2009 (diff | hist) . . (+40) . . Chapter 17 Question 10 (current)
- 17:41, 8 April 2009 (diff | hist) . . (-240) . . Chapter 17 Question 10
- 17:40, 8 April 2009 (diff | hist) . . (+2) . . Chapter 17 Question 10
- 17:40, 8 April 2009 (diff | hist) . . (+132) . . Chapter 17 Question 10
- 17:38, 8 April 2009 (diff | hist) . . (+273) . . Chapter 17 Question 10
- 17:25, 8 April 2009 (diff | hist) . . (+5) . . m Chapter 17 Question 10
- 17:06, 8 April 2009 (diff | hist) . . (+236) . . N Chapter 17 Question 10 (New page: Are the following irreducible over Q? a) <math>x^5 + 9x^4 + 12x^2 + 6</math> b) <math>x^4 + x + 1</math> c) <math>x^4 + 3x^2 + 3</math> d) <math>x^5 + 5x^2 + 1</math> e) <math>(5/2)x^5 + ...)
- 16:57, 8 April 2009 (diff | hist) . . (+453) . . N Chapter 17 Question 7 (New page: Using what we did in the previous problem, and knowing order = number of elements, I figured 25=<math>5^2</math> Thus, we need an <math>f</math>(x) of degree 2 that's irreducible over <ma...) (current)
- 16:27, 1 April 2009 (diff | hist) . . (+563) . . N Ch. 16 - Problem 16 (New page: Corollary 3 of THM 16.2 : "A polynomial of degree ''n'' over a field has at most ''n'' zeros, counting multiplicity" Fields and an finite integral domains are one and the same. (THM 13.2)...)
- 18:44, 25 February 2009 (diff | hist) . . (+1) . . Poll for curiosity purposes only
- 18:14, 25 February 2009 (diff | hist) . . (+281) . . m Chapter 8- Problem 28
- 18:59, 18 February 2009 (diff | hist) . . (+120) . . m Question 2 from file
- 19:27, 11 February 2009 (diff | hist) . . (+171) . . Question from file
- 19:24, 11 February 2009 (diff | hist) . . (+522) . . m Question from file
- 17:12, 11 February 2009 (diff | hist) . . (+149) . . m Chapter 7: Problem 7
- 05:35, 10 February 2009 (diff | hist) . . (+209) . . m MA 453 Spring 2009 Walther Course Notes
- 19:37, 4 February 2009 (diff | hist) . . (+1,466) . . N Chapter 4: Problem 63 (New page: Category:MA453Spring2009WaltherLet <math>\scriptstyle p</math> be a prime. Show that in a cyclic group of order <math>\scriptstyle p^n-1</math>, every element is a <math>\scriptstyle p...) (current)
- 23:43, 28 January 2009 (diff | hist) . . (+51) . . Chapter 5 43
- 23:42, 28 January 2009 (diff | hist) . . (+1,281) . . N Chapter 5 43 (New page: Looking at Example 4 by Theorem 5.4 (on page 103 in 7th Ed) we see that we can show all possible ''n''-cycle combinations of Sn. (Example uses S7) <pre> If we do this for A5 we get: --(5)...)
- 23:28, 28 January 2009 (diff | hist) . . (+898) . . N Chapter 5 19 (New page: Category:MA453Spring2009Walther If H is a subgroup of Sn (Symmetric group of n elements), show that either a) every member is even, or b) exactly half are even. a) We know every per...) (current)
- 09:08, 28 January 2009 (diff | hist) . . (+1,053) . . Chapter 5 6
- 18:43, 27 January 2009 (diff | hist) . . (+92) . . Chapter 5 6
- 18:38, 27 January 2009 (diff | hist) . . (+88) . . Chapter 1 13
- 18:35, 27 January 2009 (diff | hist) . . (+25) . . N File:Rect-caylay.jpg (Caylay Table for Ch1, P13) (current)
- 18:29, 27 January 2009 (diff | hist) . . (+111) . . Chapter 1 13
- 18:27, 27 January 2009 (diff | hist) . . (+40) . . N File:Rect.jpg (Labeled Rectangle for S09 Ma453 Homework) (current)
- 17:58, 27 January 2009 (diff | hist) . . (+57) . . Chapter 1 13
- 17:55, 27 January 2009 (diff | hist) . . (+46) . . Chapter 1 13
- 17:53, 27 January 2009 (diff | hist) . . (+807) . . N Chapter 1 13 (New page: Category:MA453Spring2009Walther "An abstract algebra teacher intended to give a typist a list of nine integers that form a group under multiplication modulo 91. Instead, one of th...)
