Mathematical Sciences Classification System
20Bxx - Permutation groups
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                            20B05General theory for finite groups
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                            20B07General theory for infinite groups
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                            20B10Characterization theorems
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                            20B15Primitive groups
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                            20B20Multiply transitive finite groups
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                            20B22Multiply transitive infinite groups
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                            20B25
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                            20B27Infinite automorphism groups [See also 12F10]
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                            20B30Symmetric groups
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                            20B35Subgroups of symmetric groups
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                            20B40Computational methods
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                            20B99None of the above, but in this section