3. Show that, if n: G H and : H G are isomorphisms between two...
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3. Show that, if n: G → H and : H → G are isomorphisms between two groups, then they preserve inverses: n(g-1) = n(g)-1 and (h-1) = (h)-1 for all g∈ G and h∈ H.
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Secure Communicating Systems Design Analysis And Implementation
ISBN: 9780521807319
1st Edition
Authors: Michael R. A. Huth
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