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- 15:36, 16 November 2008 (diff | hist) . . (+133) . . Possible discussion group on wednesdays... MA453Fall2008walther
- 02:53, 6 November 2008 (diff | hist) . . (+2) . . Question 49 MA453Fall2008walther (current)
- 02:53, 6 November 2008 (diff | hist) . . (+10) . . Question 49 MA453Fall2008walther
- 20:28, 5 November 2008 (diff | hist) . . (+176) . . Question 49 MA453Fall2008walther
- 18:10, 2 November 2008 (diff | hist) . . (+175) . . Chapter 14, Problem 6 MA453Fall2008walther (current)
- 12:13, 26 October 2008 (diff | hist) . . (+89) . . Chapter 12, Problem 20 MA453Fall2008walther
- 16:52, 22 October 2008 (diff | hist) . . (+92) . . Chapter 12, Problem 2 MA453Fall2008walther
- 17:19, 8 October 2008 (diff | hist) . . (+283) . . N Chapter 8, Problem 28 MA453Fall2008walther (New page: |<math>Z_12\oplus Z_4\oplus Z_15</math>| = lcm(12,4,15) =60. Let G = <math>Z_12\oplus Z_4\oplus Z_15</math>, and H be a subgroup of G with |H|=9. By Lagrange's theorem, if H is a subgroup ...)
- 18:00, 5 October 2008 (diff | hist) . . (+267) . . Chapter 9, Problem 7 MA453Fall2008walther (current)
- 19:50, 24 September 2008 (diff | hist) . . (+659) . . Supplementary Question 1 MA453Fall2008walther
- 16:39, 17 September 2008 (diff | hist) . . (+60) . . N Chapter 3, Problem 38 MA453Fall2008walther (New page: This is the conjecture I came up: |U(r)| * |U(s)| = |U(rs)|)
- 08:31, 14 September 2008 (diff | hist) . . (+115) . . Mod Arithmetic MA453Fall2008walther
- 08:53, 7 September 2008 (diff | hist) . . (+1) . . HW1 Ch0 21 MA453Fall2008walther
- 08:53, 7 September 2008 (diff | hist) . . (+180) . . N HW1 Ch0 21 MA453Fall2008walther (New page: Using Binomial Theorem, <math>(a+b)^n=\binom{n}{0}a^n+ \binom n 1 a^{n-1} b+...+\binom{n}{n}b^n</math>. We have <math>\binom{n}{0}+ \binom{n}{1}+...+\binom{n}{n}=(1+1)^n=2^n</math>)
- 08:52, 7 September 2008 (diff | hist) . . (-172) . . HW1 Ch0 24 MA453Fall2008walther (Removing all content from page)
- 08:51, 7 September 2008 (diff | hist) . . (+172) . . N HW1 Ch0 24 MA453Fall2008walther (New page: Using Binomial Theorem, <math>(a+b)^n=\binom{n}{0}a^n+ \binom n 1 a^{n-1} b+...+\binom{n}{n}b^n</math>. <math>\binom{n}{0}+ \binom{n}{1}+...+\binom{n}{n}=(1+1)^n=2^n</math>)
- 08:22, 7 September 2008 (diff | hist) . . (+270) . . N Vivian's Favorite Theorem MA453Fall2008walther (New page: My favorite theorem is the Quadratic Formula Theorem. The theorem says that in a second order equation of <math>ax^2+bx+c=0</math>, <math>x=\frac{-b\pm\sqrt{ b^2 - 4ac}}{2a}</math>. This...) (current)
- 07:31, 7 September 2008 (diff | hist) . . (+88) . . Week1 MA453Fall2008walther
