How to find an Automorphism of a Group?

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narmi...@gmail.com

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Dec 29, 2013, 6:17:38 AM12/29/13
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Hello
How can I compute an Automorphism of Group G without using Gap packages in Sage? Is there any special command for it?
Thank you

Volker Braun

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Dec 29, 2013, 12:15:44 PM12/29/13
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use Gap / LibGap:

sage: G = AbelianGroup(2, [2,2])
sage: libgap(G).AutomorphismGroup()
<group with 4 generators>
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