Thursday, March 31, 2011

7.9

1. What was the hardest part of the reading for you?
I was fine with the reading (though this new notation feels confusing and silly to me so far) until the part about transpositions. I DO NOT UNDERSTAND THESE!!!!! I don't understand, with all of the establishing of cycles and stuff, where these transpositions come from or what they even mean. Because of that, I really felt stuck on the alternating groups section.

2. New Notation
I kind of understand the reasoning behind this new notation, and as annoying as it can be to write symmetric groups with the older notation (with the two lines) I would much rather write that because it is something you can track.... Like, I feel like I'm just going to get so lost when it comes to function composition if I'm just looking at a string of numbers (especially if it isn't separated by a comma! Oh Commas, how I love you.)

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