Prove that if G′ is cyclic then so is G.
Thanks for the help!
Last edited by Kiwili49; Oct 22nd 2009 at 10:33 PM.
Reason: Done with proof
Follow Math Help Forum on Facebook and Google+
Let be a generator for with . Since every is of the form for some we have ie. every element in the image of f comes from some , since is one-one we conclude that every element in is of the form which means is cyclic
View Tag Cloud