Extensions 1→N→G→Q→1 with N=C9 and Q=D5

Direct product G=N×Q with N=C9 and Q=D5
dρLabelID
C9×D5452C9xD590,2

Semidirect products G=N:Q with N=C9 and Q=D5
extensionφ:Q→Aut NdρLabelID
C9⋊D5 = D45φ: D5/C5 → C2 ⊆ Aut C9452+C9:D590,3


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