Could someone help me with this proof? Thanks!

Let G be a group, and H a subgroup of G.

Ha = Hb iff ab^-1 is in H

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- November 6th 2007, 01:45 PMchris27cosets
Could someone help me with this proof? Thanks!

Let G be a group, and H a subgroup of G.

Ha = Hb iff ab^-1 is in H - November 6th 2007, 02:27 PMSoltras
- November 6th 2007, 02:59 PMThePerfectHacker
I do not like your proof Soltras.

now so that means for some . The converse if almost identity.