Sunday, November 22, 2009

Section 7.9, due on November 19

The most difficult part of this material for me was Theorem 7.5 and also just trying to keep the order of the cycles right. I don't think I quite understand why in Thrm. 7.5 they just remove the parantheses and put the element side by side because I thought the parentheses denoted cycles.

The most interesting part of this material for me was the Thrm. 7.47. I thought it was neat that every permutation in Sn can be written as the product of disjoing cycles. This seems like a really interesting concept and it just seems like a cool fact that has been proved.

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