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mraudiofreak · 2008 April 11th, 05:54 PM

you forgot x^9 as well. This means two of the elements are the identity of the group. x^3 is the identity because that means both x^3 and x^9 are the identity (e^3=e). Thus, there are three elements in the other group: x^13, x^26, x^39=e

2008 April 11th, 05:54 PM	#2 (permalink)
mraudiofreak I JUST got here. Join Date: Apr 2008 Posts: 2	you forgot x^9 as well. This means two of the elements are the identity of the group. x^3 is the identity because that means both x^3 and x^9 are the identity (e^3=e). Thus, there are three elements in the other group: x^13, x^26, x^39=e