Assume |x| = n and |y| = m. Suppose that xy = yx. Prove that .

What is the commutativity used for?

Results 1 to 7 of 7

- Oct 8th 2011, 07:56 PM #1

- Joined
- Mar 2010
- From
- Florida
- Posts
- 3,093
- Thanks
- 10

- Oct 8th 2011, 08:00 PM #2

- Joined
- Mar 2011
- From
- Tejas
- Posts
- 3,546
- Thanks
- 842

- Oct 8th 2011, 08:11 PM #3

- Joined
- Mar 2010
- From
- Florida
- Posts
- 3,093
- Thanks
- 10

- Oct 8th 2011, 08:18 PM #4

- Joined
- Mar 2011
- From
- Tejas
- Posts
- 3,546
- Thanks
- 842

- Oct 9th 2011, 09:46 AM #5

- Joined
- Mar 2010
- From
- Florida
- Posts
- 3,093
- Thanks
- 10

- Oct 9th 2011, 01:19 PM #6

- Joined
- Mar 2011
- Posts
- 40

- Oct 9th 2011, 01:27 PM #7

- Joined
- Mar 2011
- Posts
- 40