Extensions 1→N→G→Q→1 with N=C99 and Q=C4

Direct product G=N×Q with N=C99 and Q=C4
dρLabelID
C3963961C396396,4

Semidirect products G=N:Q with N=C99 and Q=C4
extensionφ:Q→Aut NdρLabelID
C991C4 = Dic99φ: C4/C2C2 ⊆ Aut C993962-C99:1C4396,3
C992C4 = C9×Dic11φ: C4/C2C2 ⊆ Aut C993962C99:2C4396,2
C993C4 = C11×Dic9φ: C4/C2C2 ⊆ Aut C993962C99:3C4396,1


׿
×
𝔽