Extensions 1→N→G→Q→1 with N=D7 and Q=He3

Direct product G=NxQ with N=D7 and Q=He3
dρLabelID
D7xHe3636D7xHe3378,30

Semidirect products G=N:Q with N=D7 and Q=He3
extensionφ:Q→Out NdρLabelID
D7:He3 = D7:He3φ: He3/C32C3 ⊆ Out D7636D7:He3378,12


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