Extensions 1→N→G→Q→1 with N=D5×D9 and Q=C2

Direct product G=N×Q with N=D5×D9 and Q=C2
dρLabelID
C2×D5×D9904+C2xD5xD9360,45


Non-split extensions G=N.Q with N=D5×D9 and Q=C2
extensionφ:Q→Out NdρLabelID
(D5×D9).C2 = D9×F5φ: C2/C1C2 ⊆ Out D5×D9458+(D5xD9).C2360,39

׿
×
𝔽