Recent content by tyrannical608

Maybe its my flu...but what do you mean exactly? What I said are two definitions out of the book. Do I have to show that a^-1b^-1 is one cycle and that ab is another cycle?

Homework Statement Let a and b belong to Sn. Prove that (a^-1)(b^-1)(a)(b) is an even permutation. Homework Equations Definitions I have are Every permutation in Sn, n>1 is a product of 2 cycles and A permutation that can be expressed as a product of an even number of 2 cycles is...