group[normalizer] - Find the normalizer of a subgroup
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Calling Sequence
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normalizer(pg, sg)
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Parameters
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pg, sg
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two permgroups of the same degree
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Description
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This function finds the largest subgroup of pg in which sg is a normal subgroup. The group sg should be a subgroup of pg. The result is returned as an unevaluated permgroup call.
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The command with(group,normalizer) allows the use of the abbreviated form of this command.
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